Ministry of Education and Science of the Republic of Kazakhstan Karaganda State Technical University Confirmed by Chairman of the Academic Council, rector, RK NAS academician Gazaliyev A.M. _______________________ _________ ____ 2012 Syllabus Course BC (II) 4703“Building ceramics II” Module DBM 34(II)“ Designing of building materials” Major 5В073000 –"Production of building materials, рroducts and сonstructions" Institute of Architecture and Civil Engineering Department of Technology of Building Materials and Products 2012 Preface Syllabus is worked out by senior tutor G.А.Seidinova, senior tutor Rahimova G.M.,senior tutor M.K.Dadieva , tutor L.А. Divak Discussed at the meeting of the department “Technology of Building Materials and Products” Minutes № _______ of ______________ «____» 20___ Head of department ________________ ___________ «____» 20___ (signature) Approved by the Educational Council of the Institute of Architecture and Civil Engineering Minutes № _______ of ______________ «____» 20___ Chairman ________________ ____________ «____» 20___ (signature) Tutor’s personal data and contact information Gulnar Abaevna Seydinova, senior tutor, Galia Muhamedievna Rahimova, senior tutor, Lyudmila Anatolevna Divak, tutor . “Technology of building materials and products” department is in the 1st building of KSTU, B. Mira, 56 room No.219, contact phone 56-67-43 add. 1031. Course labor intensity Type of classes Number of contact hours T er m 7 Numb er of credit s practical claslectures /ЕCT ses S 3/5 30 15 laboratory classes - number Total Forms of number Total of AL number Control of OH hours hours of hours 45 90 45 135 Course work Course description Course BC (II) 4307 "Building Ceramics II" is profiled. Course is based on the current understanding of the technical capabilities of producing construction, the basic requirements for the choice of raw materials used in the production of building structures and their installation, methods of manufacture of ceramic building products. The theoretical foundations of technology of ceramic materials, the general principles of manufacturing. Course purpose The purpose of the study of the course "Building Ceramics II" is training, getting profound knowledge of manufacturing technology and properties of modern ceramic building materials and products that meet the modern requirements of capital construction. Course objectives The objectives of the course are: -the role and importance ceramic materials in construction; -the study of the functional properties of ceramic materials and raw materials for their production; -designing a ceramic charge for production; -characteristics of raw materials for ceramic products; - the study of technologies reusing of raw basics of drying and firing At the end of studying this course according to Codes of Education students should: - have an understanding about industry leading position in the production of the most important building materials and products, the role of science and innovator in the creation of effective energy saving technologies in the production ceramic building materials and products, which are appropriate to their purpose. - know manufacturing technology and properties ceramic modern building materials and products in accordance with current requirements of the state standards, methods of transportation, storage and processing of feedstocks; social ecological situation in the construction industry due to the promising directions of development of the technology of building ceramics; -be able to solve various engineering problems, to assess the properties of building ceramics products amounts and well-versed in teaching the principles of their determination; testing of raw materials, perform work to ensure quality control of finished products, rational use of raw materials including environmental safety, fuel and energy, and other material resources, give priority to non-waste production and integrated using of industrial waste products of other sectors of the economy, reduce the complexity of both the scope of the materials and products for the given operating conditions. -acquire practical skills-testing of raw materials and ceramic products with the requirements of the standards, to calculate the composition of the charge, establishing grades and quality grade materials. Prerequisites Studying of this course requires assimilation of the following courses (with the indication of sections (subjects)): Course 1 Building materials 2 Chemistry 3.Building ceramics I 4. Processes and apparatus 5 Engineering Graphics Name of sections (subjects) General Properties. Minerals. Ceramic materials. Chemistry kind of structure formation processes. Research methods of physical and chemical, physical and technical properties of the raw materials and finished products. Properties of clay, the selection of raw materials, preparation of the charge, the processes occurring during drying and firing clay. The crushing process. Thermal processes. Geometric constructions. Basic standards CAD. . 6. Research methods of construc- Determination of density, plasticity, water abtion materials sorption, strength, etc. Post requisites The knowledge gained at the studying of the Course “Building ceramics II” is used in the study of the following courses: «Use of industrial wastes in production of concrete and ceramic materials, «Automation». Thematic plan of course Labour intensity on types of classes Name of section (subject) 2 practical classes 3 1 Technology of a brick of plastic formation 6 2 9 9 2 Technology of a brick of moist pressing 4 2 6 6 3 Resource-saving technology of a ceramic brick 4 The manufacturing processes of ceramic products for different purposes 5 Organization of technical control in the factories of ceramic materials TOTAL: 6 6 9 9 10 5 15 15 4 - 6 6 30 15 45 45 lectures 1 ОН AL 4 5 List of practical classes 1. Technological analysis of the processing and molding equipment. Evaluation of heterogeneity of clay processing in preparation for molding. Examples of technological analysis of the equipment and processing plants forming ceramic bodies (2 hours). 2. Determining of the optimum moisture ceramic molding and extrusion pressure of the charge (2 hours). 3. Select the optimal method of the drying raw bricks (6 hours). 4. Estimated parameters of the kilns. Total heat balance of kilns. Reduction of fuel process during firing. Determination of fuel consumption (5 hours). Themes of course projects 1. Plant for the production of ceramic brick production with capacity of 30 million units. conv. b. / year in Karaganda. 2. Plant for production of ceramic stones with capacity of 30 million units. a year in Astana. 3. Plant for the production of ceramic bricks dry pressing with capacity of 10 million units. conv. b. / year in the city of Ust-Kamenogorsk. 4. Plant for the production of ash-ceramic bricks with capacity of 30 million units. conv. a. / year in Pavlodar. 5. Plant for production of full-bodied ceramic bricks with capacity of 20 million units. conv. b. / year in Kokshetau. 6. Plant for the production of hollow ceramic brick production with capacity of 15 million units. conv. b. / year in Kostanai. 7. Plant for the production of ceramic brick by using of plastic molding with capacity of 25 million units. conv. b. / year in Zhezkazgan. 8. Plant for the production of effective capacity of 30 ash-ceramic stone tiles for floors with capacity of 20 thousand m3 per year in the city of Karaganda. 10. Plant for the production of ceramic tiles with capacity of 22 thousand m3 per year in Astana. 11. Plant for the production of bricks by hyper capacity of 32 million units. a year in Almaty. 12. Plant for production of decorative ceramics production with capacity of 30 thousand m3 per year. 13. Shop molding and night crude plant hollow ceramic stone facade with 45 million units. conv. b. / year in Temirtau. 14. Guild of producing of clay mass and molding hollow ceramic stones raw with capacity of 20 million units. / Year in Shahtinsk. 15. Department roasting plant hollow ceramic stones with 40 million units. / Year in Aktobe. 16. Department training and molding clay gravel pellets plant with capacity of 50 m3 per year to HJK. 17. Land preparation press - powder factory pressed tiles and floor tiles with capacity of 37 m3 per year in Saran. 18. Plot pressing, drying and firing on conveyor lines tiles and floor tiles with capacity of 75 m3 per year in Abai. 19. Department training and molding the clay mass of raw clay building brick plant with capacity of 75 million units. conv. b. / year in Balkhash. 20. Department training and molding plant sewer with capacity of 53 m3 per year in the city of Karaganda. 21. Department for casting and felting sanitary construction of the Delhicapacity 47 m3 per year in Astana. Thematic plan of office hours OH theme Objectives Form classes Contents of classes 1 Subject 1. Technology of bricks of plastic molding 2 Increasing knowledge on this subject Increasing knowledge on this subject Increasing knowledge on this subject 3 4 Explanation and oral test Lectures notes Recommended literature 5 [1,4,10,15 19,22] Explanation and oral test Lectures notes [1,4,10,15 19,22] Explanation and oral test Lectures notes [1,4,10,15 19,22] Subject 2. Technology of brick semi-dry pressing Subject 3. Resource-saving technology of ceramic bricks Subject 4. The manufacturing processes of ceramic products for different purposes Subject 5. Technological organization-ray control in the factories of ceramic materials Increasing knowledge on this subject Explanation and oral test Lectures notes Increasing knowledge on this subject Explanation and oral test Lectures notes [2,8,9,12, 15,19,22,26] [2, 4, 8, 9,10,12,14] Subjects of control tasks for AL. 1. Objectives of the course. 2. Raw materials. 3. Genesis of clay and kaolin. 4. Classification of clay materials. 5. The chemical composition of the clays. 6. Size distribution of the clay. 7. Clayey sediments. 8. Water properties of clay materials. 9. The structure of the system: "clay-water". 10. Classification of the forms of moisture in the clay masses and their properties. 11. Mechanical properties of clays. 12. The rheological properties of the liquid and plastic clay mass. 13. Structure formation in the "clay-water". 14. Physical and mechanical properties of the clay mass. 15. Drying properties of clays. 16. Thermal properties of clays. 17. Processing technology for ceramic materials. 18. Molding technology ceramic materials. 19. Coagulative structure of ceramic materials. 20. Physical-mechanical basis of education coagulative structures. 21. Blend composing for stackability. 22. Optimum humidity and formability of stackability. 23. Structural and mechanical quality criteria ceramic mass. 24. The procedure for determining the optimal composition of the ceramic mixture. 25. Non-plastics materials and additives to clays. 26. Basics of the theory of drying ceramic raw brick. 27. Criteria and evaluation methods of drying properties of molding compounds 28. The processes occurring during drying of ceramic materials. 29. The mechanism of formation of shrinkage strains in the process of drying raw brick. 30. Processes associated with the phase and chemical transformations in clay during firing. 31. The influence of the gas stove on medium quality ceramic products. 32. Ceramic firing of fuel-containing blends. 33. The optimum heat treatment. 34. The advanced technology of ceramic bricks dry pressing. 35. Optimization of the ceramic molding powder. 36. Status and prospects of TPP ash as a raw material for the production of ceramic wall materials. 37. Classification angry TPP as ceramic fuel containing materials. 38. Physical, mechanical and thermal properties angry TPP. 39. Granulometric and mineralogical compositions angry TPP. 40. Properties of ceramic materials. 41. Technology walling "zolo-ceram." 42. Wall ceramic materials. 43. Bricks and stones for special purposes. 44. Products for coatings. 45. Roofing materials. 46. Products for facade of buildings. 47. Products for internal linings. 48. Sanitary and building products. 49. Chemically resistant ceramic products. 50. The main tasks and methods of engineering controls. 51. The structure and functions of the department of technical control. 52. The main types of objects and technical control. 53. Frost resistance of wall ceramic materials and methods of its determination. 54. Transportation to form ceramic materials. 55. Forming stackability. 56. Types of dryers, how they work. 57. Defected articles on drying. 58. Bloating clay resources. 59. Kiln production of building ceramics maintenance. 60. Defected products during firing. 61. The effect of additives on the formation of crystalline phases. 62. Deformation properties of ceramic materials. 63. Thermal conductivity and thermal diffusivity of ceramic materials. 64. Chemical and corrosion resistance of ceramic products. 65. Molding ceramic castings. 66. Structural and mechanical properties of the ash and ceramic materials based on them. 67. Large-efficient design of ceramics. Criteria of students’ knowledge assessment The examination grade is determined by course as the sum of the maximum indexes of progress on midterm controls (to 60%) and to final attestation (examination) (to 40%) and makes value to 100% according to the table. Grade on alphabetic system А АВ+ В ВС+ С СD+ DF Numerical equivalents 4,0 3,67 3,33 3,0 2,67 2,33 2,0 1,67 1,33 1,0 0 Percentage 95-100 90-94 85-89 80-84 75-79 70-74 65-69 60-64 55-59 50-54 0-49 Traditional system Excellent Good Satisfactory Unsatisfactory Grade «A» (excellent) is put in the case if student during a term showed perfect knowledge of all program questions of course, and also of subjects of independent work, regularly handed over midterm tasks, showed independence in studying of theoretical and applied questions according to the main program of studied course, and also on extra program questions. Grade «A-» (excellent) stipulates perfect knowledge of basic laws and processes, concepts, ability to generalization of theoretical questions of course, regular handing of midterm tasks of classroom and independent work. Grade "B+" (good) is put in the case if student showed good and excellent knowledge of course questions, regularly handed over term tasks generally on "excellent" and some on "good". Grade "B" (good) is put in the case if student showed good knowledge of the questions opening the main maintenance of a concrete subject of course, and also subject of independent work, regularly handed over term tasks on "good" and "excellent". Grade "B-" (good) is put to a student in the case if he well is guided in theoretical and applied questions of course both on classroom, and on AL subjects, but irregularly handed over midterm tasks and had cases of a repeating an examination of term tasks on course. Grade "C+" (satisfactory) is put to a student in the case he owns questions of conceptual character by all types of room classes and AL, can open the maintenance of separate modules of course, hands over on "good" and "satisfactory" term tasks. Grade "C" (satisfactory) is put to a student in the case he owns questions of conceptual character by all types of room classes and AL, can open the maintenance of separate modules of course, hands over on "satisfactory" term tasks. Grade "C-" (satisfactory) is put to a student in the case student during a term regularly handed over term tasks, but concerning room classes and AL owns only the general concepts and can explain only separate regularities and their understanding within a concrete subject. Grade "D+" (satisfactory) is put to a student in the case he irregularly handed over term tasks concerning room classes and AL owns only the general concepts and can explain only separate regularities and their understanding within a concrete subject. Grade "D-" (satisfactory) is put to a student in the case he irregularly handed over term tasks, concerning room classes and AL, owns the minimum volume of knowledge, and also allowed admissions of classes. Grade "F" (unsatisfactorily) is put when student practically doesn't own the minimum theoretical and practical material of room classes and AL on course, irregularly visits classes and doesn't hand over in time term tasks. Midterm control is carried out on the 7, 14 weeks of study and it develops proceeding from the following types of control: Type of control Attendance P e r c e n t a g e 1 Lecture notes 1 Practical work Testing Handing of course project Defense of course project Total on attestation Total 2 Academic period of study, week T ot al, % 1 5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 * * * * * * * * * * * * * * 14 * * * * * * * * * * 10 * * 12 * 4 * * 2 * 10 * * * * 20 40 30 30 60 100 Policy and procedures It is necessary to observe the following rules at the studying of the course "Building Ceramics II": 1. Do not to be late for classes. 2. Do not miss classes without cause, in case of an illness I ask to present the aegrotat, in other cases – an explanatory note. 3. Participate in the learning process actively 4. Be tolerant, open, frank and friendly, fellow with students and teachers. Educational and methodical support of course Author Literature Publishing house, year of the issue 1 2 3 Несветаева Г.В. Богданов В.С., Булгаков С.Б. и др. Наназашвили И.Х., Бунькин И.Ф. и др.. Г.А.Айрапетов Аликов Л.А., Воронин В.В. Ткач Е.В., Рахимов М.А., Рахимова Г.М.. Сейдинова Г.А., Рахимов М.А., Рахимова Г.М., Дивак Л.А. Main literature Строительные материаФеникс, 2005. -598 с. лы. Ростов-на-Дону Технологические комплексы и механическое оборудование предприятий строительной индустрии. Строительные материалы и изделия Строительные материалы, учебно- справочное пособие Технология производства неметаллических строительных изделий и конструкций Заполнители бетонов, Учебное пособие Number of copies in a liat departbrary ment 4 5 - 1 Санкт-Петербург: 2010. – 620 с. - 1 М.: Аделант. 2005. – 471 с. - 1 Ростов на Дону, Феникс, 2006г.– 444 с. - 1 - 3 - 15 - 15 М.: ИНФРА-М. 2005. -524 с. Караганда. 2009. – 94 с. Методические указания Караганда: КарГТУ, по основам курсового 2010г. 19 с. проектирования по дисциплине «Технология строительной керамики» Сейдинова Г.А., Ра- Методические указания Караганда: КарГТУ, химов М.А., Рахи- к практическим рабо2010г. мова Г.М., Дивак там по дисциплине Л.А. «Технология строительной керамики» Additional literature Августиник А.И. Керамика. Ленинград, Стройиздат, 1998г. – 591 с. Москва, Стройиздат, 1999. – 153 с. Москва, Высш.шк., 1999. – 147 с. Москва, Высш. шк., 2004.– 478 с. 1 1 Волкова Ф.Н. Общая технология керамичесаких изделий 5 1 Золобарский А.З., Шейнман А.Ш. Наназашвили И.Х. Производство керамической кирпича Строительные материалы, изделия и конструкции. Справочник. Производство керамического кирпича. Полусухое прессование керамического кирпича на основе суглинка. 3 1 5 1 Москва, Стройиздат, 1999.–241 с. Алматы, КазГАСА, 2000.–123 с. 5 1 1 1 Москва, Стройиздат, 1999.–367 с. 10 3 Москва, Стройиздат, 1999.–139 с. 12 3 Москва, Ассоциации строительных ВУЗов, 2004г. – 533 с. 7 2 Проектирование предприятий по производству строительных материалов и изделий. Строительная керамика из побочных продуктов промышленности. Москва, Издательство Ассоциации строительных вузов, 2005г. – 472 с. 3 5 Москва, Стройиздат, 1986г. – 421 с. 5 1 ИАСВ, 2002г. 5 1 Кошляк Л.Л., Калиновский В.В Основы строительного материаловедения. Производство изделий строительной керамики. 3 1 Нехорошев А.В., Цителаури Г.И., и др Ресурсосбергающие технологии керамики, силикатов и бетонов. Москва, Высш. шк., 1999г – 175 с. Москва, Стройиздат, 1991г. – 481с. 3 1 Поляков С.В., Чигрин С.И Производство и применение индустриальных керамических панелей. Ресурсосберегающая Москва, Стройиздат, 1990г. – 191с. 2 1 Москва, 3 1 Сайбулатов С.Ж. Сайбулатов С.С. Роговой М.И Роговой М.И Микульский В.Г. и др. Баженов Ю.М., Алимов Л.А., Воронина В.В., Трескова Н.В Баженов П.И., Глибина И.В., Григорьев Н.А. Горбунов Г.И Сайбулатов С.Ж. Теплотехническое оборудование керамических заводов. Технология искусственных пористых заполнителей и керамики. Строительные материалы технология керамического кирпича на основе зол. Сайбулатов С.Ж., Использование Кулебаев А.А., золошлаковых отходов Сайбулатов С.С., Лян ТЭС в производстве А.Н., Тайжанов С.С. керамических материалов. Сайбулатов С.Ж., Сулейменов С.Т., Ралко А.В. Под редакцией Балдырева В.Н. Стройиздат, 1990г. – 248с. Алматы, КазГАСА, 2000г. – 251с. 10 1 Золоукерамические стеновые материалы. Алматы: Наука, 2002г. – 292с. 5 1 Справочник. Строительные материалы. Москва, Стройиздат, 2007г.. – 567 с. 5 1 Schedule of performing and handing in assignments on course Type of control 1 Practical classes №1 Practical classes №2 Practical classes №3 Practical classes №4 Test quiz The verification of the sections of the course project. Defense of course Purpose and content of Recommended Duration assignment literature 2 3 4 Technological analysis [8, 10, 21] of the processing and molding equipment. Evaluation of heterogeneity of clay processing in preparation 1 contact for molding. Examples hour of technological analysis of the equipment and processing plants forming ceramic masses. Determining the opti[8, 10, 21] mum moisture ceramic 1 contact molding and extrusion hour pressure of the charge. Select the optimal path [8, 10, 21] 1 contact of the drying raw brick hour Estimated parameters [8, 10, 21] of the kilns. Total heat balance of kilns. Re1 contact duction process fuel hour during firing. Determination of fuel consumption (5 hours). Fixing of theoretical [8, 10, 21] 1 contact and practical skills hour Systematization, con- [1,2,3,4,5,6,7,8,9, solidation and expan- 10,11,12,13,14,15, 2 contact sion of knowledge and 16,17,18,19,20,21 hour production skills. ] Checking the learning All list of the 2 contact Form of control 5 Current 6 3 week. Current 7 week. Current 9,10,12 weeks. 14 week. Current frontier, final Final Final Handing term 7,14 weeks. 7,14 weeks. During project material of discipline main and additional literature hour examinatio n period Questions for self-checking 1. The role and importance of building ceramics products in the development of science and tech nical progress in modern construction. 2. The current state and prospects of development of ceramic materials and products in the Republic of Kazakhstan and abroad. 3. The concept of the ways of processing of raw materials, production processes occurring in the manufacture of products. 4. Genesis of clay and kaolin. 5. Classification of clay materials. 6. The chemical composition of the clays. 7. Size distribution of the clay. 8. The material composition of the clays. 9. The impurities in the clay, their influence on the properties of clays. 9. Clayey sediments. 10. Classification of clay on dispersion, the dependence of its properties on the dispersion. 11. Water properties of clay. Swelling clay. Thixotropic hardening. 12. Water properties of clay. Water properties of clay. Soaking clay influence of electrolytes. 13. Water properties of clay. Moisture content of clay. 14. Spooby rated capacity. 15. Drying properties of clay. Holds moisture capacity of clays. 16. Drying properties of clay. Sensitivity to drying clay, classification of clay on sensitivity. 17. Drying properties of clay. Air shrinkage of clay. 18. The mechanical properties of the clay. Tensile properties of clays. 19. The mechanical properties of the clay. Connectivity and binding capacity of clays. 20. The mechanical properties of the clay. The plasticity of clay, clay for the classification of plasticity. 21. The mechanical properties of the clay. Formability clay. 22. Thermal properties of clays. Fireclay, methods of estimates of the classification of fire-proof clay. 23. Thermal properties of clays. The firing shrinkage. 24. Thermal properties of clays. Sintering behavior of clays, clay classification by sintering. 25. Quarrying. Stripping. 26. Methods occurrence of clays. 27. Development of clay. 28. Gentle way of warming clay deposits. 29. Hard way of warming clay deposits. 30. Development of deposits of clay in the winter. 31. Transporting clay to plants and warehousing. 32. The basic technology of processing and molding of ceramic materials. 33. Natural ways to handle clay. 35. Zumpfing of clay. 36. Freezing clays. 37. Evacuation of clay, its advantages and disadvantages. 38. Coagulation structure of ceramic materials and physico-mechanical basis of their education. 39. The theory and practice of drawing blends for stackability. 40. Mechanical treatment of clay. 41. Methods moisturizing clay, their advantages and disadvantages. 42. Clay loosener, Machine extracting clay from stones. 43. Rolls coarse and fine grinding. 44. Grinding machines, runners wet grinding glinosmesiteli. 45. Optimum humidity and formability ceramic materials for wall materials. 46. Methods for preparing raw mixes, brief their characteristics. 47. Plastic method of cooking raw mixes. 48. Semi-dry method of cooking raw mix. Drying - the grinding process for preparing press powder. 49. Slip method of preparing a press powder. 50. Pressing and without pressing way to prepare slurry. 51. Basic properties of the slip. 52. Exposure controls in the preparation of ceramic production batches: the definition of humidity, particle size distribution, sanding. 53. Nonplastic materials and additives to clays.materials and additives to clays. 54. Plastic molding method. 55. Belt presses, press item forms. 56. Features ceramic material movement in the belt press. 57. Activities that contribute to reducing the formation of striates. 58. Mouthpieces presses and a selection of their shape and size. 59. Dough as a three-phase system 60. Cutting and styling aids brick. 61. The furnace for firing of ceramic bricks. 61. Firing of ceramic bricks. 62. Semidry pressing. Pressing behavior. 63. Press dry pressing. 64. Pressing behavior. The concept of the draft, compression ratio. 65. Optimizing press powder. 66.Cracks separation compacts and the reasons for their education. 67. Remedy delamination cracks. 68. Optimisation of press powder.press powder. 69. The curves of the compacting pressure on the composition and moisture molding powder. 70. Advantages of step pressing powders. 71. Casting as a way of shaping. 72. Use of waste in the production of bricks. 73. Wall ceramic materials. 74. Clay brick ordinary. 75. Clay brick lightweight. 76. Hollow brick. 77. Ceramic stones. 78. Ceramic plates. 78. Fillers: clay, agloporit. 79. Ceramic pipes. 80. Tiles for the interior lining. 81. Ceramic materials for facade. 82. Ceramic floor tiles. 83. Basics of the theory of drying ceramic raw brick. 84. Baking, the parameters characterizing it. 85. Internal and external diffusion. 86. Coolant, its characteristics. 87. Determination of moisture, temperature and speed of flow. 88. Chamber dryers. 89. Tunnel dryer. Ways to optimize their work. 90. Information on the processes taking place during the drying of ceramic of materials. 91. Periods of drying. 92. Ways to increase the fracture toughness of ceramic materials 93. The rate of drying and drying mode. 94. Ceramic firing, his appointment. 95. Periods of drying. 96. Processes associated with the phase and chemical transformations in clay during firing. 97. Formation processes potsherd. 98. Firing temperatures. 99. Gas firing, its impact on the quality of ceramic products. 100. Firing of ceramic bodies of fuel blends. State pub. lic. No. 50 of 31.03.2004 Passed for printing Format 60х90/16 Printers sheets sh. Number of copies cop. Order Contract price __________________________________________________________________ Publishing house of Karaganda State Technical University 100027, Karaganda, Mira Boulevard, 56