TORUS ANNULAR BLOWOUT PREVENTER
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Design Criteria
The Torus Annular Blowout Preventer is Designed To Close
Around Different Sizes of Pipe Without Changing Packing
Elements, or Over Open Hole. Unlike Other Annular
BOP’s, The Torus Annular BOP Will Close Around
Multiple Objects In The Well Bore.
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Standards & Codes Pertaining to
the Torus Annular BOP
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API 16A
NACE MR-01-75
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ASME Boiler & Pressure Vessel
Code Sec. VIII, Div. 1
ASME Boiler & Pressure Vessel
Code Sec. VIII, Div. 2
ASME Boiler & Pressure Vessel
Code Sec. II, Part A & D
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Specification for Blowout Preventers
Sulfide Stress Cracking Resistant Metallic
Material for Oilfield Equipment
Rules for Construction of Pressure Vessels
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Alternative Rules for Construction
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Ferrous Material Specifications and
Properties
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Torus Features
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Most Compact Annular BOP
Open Hole Closure
Two Packer Design – Outer Packer
Provides Closing Force With
Hydraulic Pressure To The Inner
Packer, Causing It To Form A Seal.
Standard Nitrile Packers Temp.
Range – 00 F. to 2000 F.
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Diaphragm Design Allows for
Precise Closure Force Around
Fiberglass Tubing, Injection Lines,
Coiled Tubing, And Stripping
Operations.
Field Repairable
Fewest Seals
Available in “Dual Annular” Designs
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Design Criteria
How It Works
The Torus Inner Packer is
Almost All Rubber,
Employing Only 2 Metal
Rings Molded Into The
Packer. This Controls The
Way The Packer Closes,
Giving Support But Allows a
Large Amount Of Soft
Rubber Into The Well Bore
To Close Around Multiple
Objects.
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BOP Design
Bonnet
Inner Packer
Bonnet Seal
Inner Packer
Support Ring
Dust Seal
Outer Packer
Seal
Body
Alignment Pin
*Outer Packer
Upper End Ring
Inner Packer
Support Ring
*Outer Packer
Outer Packer
Seal
*Outer Packer
Lower End Ring
*Style B - Outer Packer Shown
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Sizes & Pressures
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Bore Sizes
• 7 1/16”
Working Pressures
2,000 psi or 3,000 psi
Also 3,000 psi ‘Style B’
•
9”
2,000 psi or 3,000 psi
•
11”
3,000 psi
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BOP Applications
Electric Submersible Pump
Installation & Servicing
Coiled Tubing Deployed ESP
Installations
Conventional Well Servicing
Operations
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World-wide Service & Representation
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Authorized Repair & Service Centers
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Aberdeen, Scotland
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Singapore
United States Representation
Mid Continent – Piper Oilfield Products,
Inc.
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Gulf
of Mexico – Hawk Valve
Rocky Mountains – Piper Oilfield
Products, Inc.
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California – R&T Pacific
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Northeast – Piper Oilfield Products, Inc.
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World Wide Representation
United Kingdom – Pressure Control
Systems Ltd.
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Southeast Asia – Alton International Pte.
Ltd.
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Caspian Sea – Pressure Control
Systems
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Thank You!
1715 South Lowery Avenue
Oklahoma City, Oklahoma 73129 U.S.A.
Phone (405)670-4456 Fax (405)672-6159
E-mail Address: sales@piper-oilfield.com Website: www.toruspressure.com
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