Pack-Off Or Stripper

Pack-Off Or Stripper

Definition(s)

Pack-Off Or Stripper

A device with a rubber/elastomer packing element that depends on pressure below the packing to effect a seal in the annulus. Used primarily to run or pull pipe under low or moderate pressures. This device is not dependable for service under high differential pressures. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  

Pack-Off Or Stripper

Device with elastomer packing element that depends on pressure below the packing to create a seal in the annulus. Used primarily to run or pull pipe at low or moderate pressure. Source: IADC UBO / MPD Glossary, December 2011. Global Standards
Packing Element

Packing Element

Definition(s)

Packing Element

The annular sealing device in an annular BOP or diverter. Also, the elastomer packing element used in valves or lubricators to effect a seal. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  

Packing Element

Seal on a packer (3.26) or bridge plug (3.2) that blocks fluid communication by sealing on the ID of the conduit. Source: API SPEC 11D1, Packers and Bridge Plugs, Upstream Segment, Second Edition, July 2009. Global Standards  

Packing Element

Sealing element between the rotating control device and the drill string. Source: API SPEC 16RCD, Specification for Drill Through Equipment—Rotating Control Devices, Upstream Segment, First Edition, February 2005. Global Standards
Outer Barrel

Outer Barrel

Definition(s)

Outer Barrel

The part of a telescopic slip joint on a marine riser that is attached to tensioner lines. Tension is transferred through the outer barrel into the riser. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Offshore Platforms

Offshore Platforms

Definition(s)

Offshore Platforms

Permanently installed bottom-supported/connected, offshore structures equipped with drilling and/or production equipment for drilling and/or development of offshore oil and gas reservoirs. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Mud Line

Mud Line

Definition(s)

Mud Line

The floor of a body of water such as an ocean, lake, bay or swamp. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Mud/Gas Separator

Mud/Gas Separator

Definition(s)

Mud/Gas Separator

A device that separates entrained gas from the drilling fluid system. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  

Mud Gas Separator

Device that separates free gas from mud also known as a Gas Buster. Source: IADC UBO / MPD Glossary, December 2011. Global Standards
Moored Vessels

Moored Vessels

Definition(s)

Moored Vessels

Offshore floating drilling vessels, which rely on anchors, chain, and mooring lines extended to the ocean floor to keep the vessel at a constant location relative to the ocean floor. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Relevant Claims

Relevant Claims

Definition(s)

Relevant Claims

Relevant claims means the claims referred to in Article 2, paragraph 1, of the Limitation Convention, except for cargo claims. Source: IMO Resolution A.898(21), Guidelines on shipowners’ responsibilities in respect of maritime claims, 4 February 2000, International Maritime Organization. Regulatory Guidance
Limitation Convention

Limitation Convention

Definition(s)

Limitation Convention

Limitation Convention means the International Convention on Limitation of Liability for Maritime Claims 1976, including any amendment that is in force internationally. Source: IMO Resolution A.898(21), Guidelines on shipowners’ responsibilities in respect of maritime claims, 4 February 2000, International Maritime Organization. Regulatory Guidance
Insurer

Insurer

Definition(s)

Insurer

Insurer means any person providing insurance for a shipowner. Source:  IMO Resolution A.898(21), Guidelines on shipowners’ responsibilities in respect of maritime claims, 4 February 2000, International Maritime Organization. Regulatory Guidance Source: IMO Resolution A.931(22), Guidelines on Shipowners' Responsibilities in respect of Contractual Claims for Personal Injury to or Death of Seafarers, 17 December 2001, International Maritime Organization. Regulatory Guidance
Insurance

Insurance

Definition(s)

Insurance

Insurance means insurance with or without deductibles, and comprises, for example, indemnity insurance of the type currently provided by members of the International Group of P&I Clubs, and other effective forms of insurance (including self-insurance) and financial security offering similar conditions of cover. Source: IMO Resolution A.898(21), Guidelines on shipowners’ responsibilities in respect of maritime claims, 4 February 2000, International Maritime Organization. Regulatory Guidance  

Insurance

Insurance means effective insurance or other forms of financial security to meet claims against shipowners which comply with the functional criteria set out in these Guidelines. Source:  IMO Resolution A.931(22), Guidelines on Shipowners' Responsibilities in respect of Contractual Claims for Personal Injury to or Death of Seafarers, 17 December 2001, International Maritime Organization. Regulatory Guidance
Cargo Claims

Cargo Claims

Definition(s)

Cargo Claims

Cargo claims means claims in respect of loss of, damage to, or delay in the delivery of cargo carried by sea. Source: IMO Resolution A.898(21), Guidelines on shipowners’ responsibilities in respect of maritime claims, 4 February 2000, International Maritime Organization. Regulatory guidance
Lost Circulation (Lost Returns)

Lost Circulation (Lost Returns)

Definition(s)

Lost Circulation (Lost Returns)

The loss of whole drilling fluid to the wellbore. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Locking Mechanism

Locking Mechanism

Definition(s)

Locking Mechanism

A support or restraint device. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Knife Valve

Knife Valve

Definition(s)

Knife Valve

A valve using a portal plate or blade to facilitate open and close operation; different from a gate valve in that the bonnet area is open, i.e., not sealed. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Interlock

Interlock

Definition(s)

Interlock

An arrangement of control system functions designed to require the actuation of one function as a prerequisite to actuate another. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Integral Valve

Integral Valve

Definition(s)

Integral Valve

A valve embodied in the diverter unit that operates integrally with the annular sealing device. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Inside Blowout Preventer

Inside Blowout Preventer

Definition(s)

Inside Blowout Preventer

A device that can be installed in the drill string that acts as a check valve allowing drilling fluid to be circulated down the string but prevents back flow. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Insert-Type Packer

Insert-Type Packer

Definition(s)

Insert-Type Packer

A diverter element that uses inserts designed to close and seal on specific ranges of pipe diameter. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Inner Barrel

Inner Barrel

Definition(s)

Inner Barrel

The part of a telescopic slip joint on a marine riser that is attached to the flexible joint beneath the diverter. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards
Gas Drilling

Gas Drilling

Definition(s)

Gas Drilling

See Aerated Fluid. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Flow Line Valve

Flow Line Valve

Definition(s)

Flow Line Valve

“Flow line” means the surface pipe which carries drilling fluid from surface tanks or other storage. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards    
Fill-Up (Flood) Valve

Fill-Up (Flood) Valve

Definition(s)

Fill-Up (Flood) Valve

A differential pressure-set valve installed on marine risers that automatically permits seawater to enter the riser to prevent collapse under hydrostatic pressure after evacuation caused by lost circulation or by gas circulated into the riser. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Elastomer

Elastomer

Definition(s)

Elastomer

Any of various elastic compounds or substances resembling rubber. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Dynamically Positioned Drilling Vessels

Dynamically Positioned Drilling Vessels

Definition(s)

Dynamically Positioned Drilling Vessels

Drill ships and semi-submersibles drilling rigs equipped with computer controlled thrusters, which enable them to maintain a constant position relative to the sea floor without the use of anchors and mooring lines while conducting floating drilling operations. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Drill Ship

Drill Ship

Definition(s)

Drill Ship

A connecting component either flanged or hubbed, fitted between BOP equipment, with outlets. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Drilling Fluid Return Line

Drilling Fluid Return Line

Definition(s)

Drilling Fluid Return Line

Refer to Flow Line. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Diverter Unit

Diverter Unit

Definition(s)

Diverter Unit

The device that embodies the annular sealing device and its actuating means. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Diverter Piping

Diverter Piping

Definition(s)

Diverter Piping

Refer to Vent Line. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards  
Diverter Packer

Diverter Packer

Definition(s)

Diverter Packer

Refer to Annular Sealing Device. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards