GB2380756B - System for protecting signal transfer capability at a subsurface location - Google Patents

System for protecting signal transfer capability at a subsurface location

Info

Publication number
GB2380756B
GB2380756B GB0300320A GB0300320A GB2380756B GB 2380756 B GB2380756 B GB 2380756B GB 0300320 A GB0300320 A GB 0300320A GB 0300320 A GB0300320 A GB 0300320A GB 2380756 B GB2380756 B GB 2380756B
Authority
GB
United Kingdom
Prior art keywords
signal transfer
transfer capability
subsurface location
protecting signal
protecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0300320A
Other versions
GB2380756A (en
GB0300320D0 (en
Inventor
David L Malone
Christophe M Rayssiguier
Alexandre G E Kosmala
Michael R Johnson
Joseph P Varkey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Holdings Ltd
Original Assignee
Schlumberger Holdings Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US09/660,693 external-priority patent/US6727828B1/en
Priority claimed from US09/660,906 external-priority patent/US6341652B1/en
Priority claimed from US09/661,088 external-priority patent/US6582145B1/en
Application filed by Schlumberger Holdings Ltd filed Critical Schlumberger Holdings Ltd
Priority claimed from GB0120516A external-priority patent/GB2366817B/en
Publication of GB0300320D0 publication Critical patent/GB0300320D0/en
Publication of GB2380756A publication Critical patent/GB2380756A/en
Application granted granted Critical
Publication of GB2380756B publication Critical patent/GB2380756B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
    • E21B17/206—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables with conductors, e.g. electrical, optical
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
GB0300320A 2000-09-13 2001-08-23 System for protecting signal transfer capability at a subsurface location Expired - Fee Related GB2380756B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US09/660,693 US6727828B1 (en) 2000-09-13 2000-09-13 Pressurized system for protecting signal transfer capability at a subsurface location
US09/660,906 US6341652B1 (en) 2000-09-13 2000-09-13 Backflow prevention device
US09/661,088 US6582145B1 (en) 2000-09-13 2000-09-13 Pressurized connector for high pressure applications
GB0120516A GB2366817B (en) 2000-09-13 2001-08-23 Pressurized system for protecting signal transfer capability at a subsurface location

Publications (3)

Publication Number Publication Date
GB0300320D0 GB0300320D0 (en) 2003-02-05
GB2380756A GB2380756A (en) 2003-04-16
GB2380756B true GB2380756B (en) 2003-06-18

Family

ID=27447986

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0300320A Expired - Fee Related GB2380756B (en) 2000-09-13 2001-08-23 System for protecting signal transfer capability at a subsurface location
GB0300342A Expired - Fee Related GB2379234B (en) 2000-09-13 2001-08-23 System for protecting signal transfer capability at a subsurface location

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0300342A Expired - Fee Related GB2379234B (en) 2000-09-13 2001-08-23 System for protecting signal transfer capability at a subsurface location

Country Status (1)

Country Link
GB (2) GB2380756B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8575936B2 (en) * 2009-11-30 2013-11-05 Chevron U.S.A. Inc. Packer fluid and system and method for remote sensing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2314363A (en) * 1995-02-27 1997-12-24 Camco Int Metal coiled tubing with signal transmitting passageway
US5745047A (en) * 1995-01-03 1998-04-28 Shell Oil Company Downhole electricity transmission system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5769160A (en) * 1997-01-13 1998-06-23 Pes, Inc. Multi-functional downhole cable system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5745047A (en) * 1995-01-03 1998-04-28 Shell Oil Company Downhole electricity transmission system
GB2314363A (en) * 1995-02-27 1997-12-24 Camco Int Metal coiled tubing with signal transmitting passageway

Also Published As

Publication number Publication date
GB2380756A (en) 2003-04-16
GB0300342D0 (en) 2003-02-05
GB2379234B (en) 2003-06-18
GB2379234A (en) 2003-03-05
GB0300320D0 (en) 2003-02-05

Similar Documents

Publication Publication Date Title
EP1342102A4 (en) Phase-based sensing system
GB2371137B (en) A security system
IL159552A0 (en) Enhanced location methodology for a location system
AU2001291316A1 (en) System for protecting objects distributed over a network
IL144360A0 (en) Device providing protection for a wall
GB0000758D0 (en) Coupling device for a skid steer
GB2366817B (en) Pressurized system for protecting signal transfer capability at a subsurface location
GB2363426B (en) A security system
GB2366012B (en) A computer system
IL135730A0 (en) Displacement sensing system
IL149659A0 (en) System for tracking a craft
GB2379234B (en) System for protecting signal transfer capability at a subsurface location
IL136463A0 (en) A system that transfers information
GB2362188B (en) A security system
GB0003821D0 (en) A system
GB2349435B (en) A duo-brake system for bicycles
GB9806913D0 (en) Underground location system
IL132413A0 (en) A protective system for a sapper
GB0029306D0 (en) A protection system
GB0024923D0 (en) A sensing device for a computer system
IL132905A0 (en) Protective device for a lock
AU145542S (en) A graduated pipe
GB9914976D0 (en) A location marker
GB0024186D0 (en) A transaction facilitation system
IL135655A0 (en) A system for manipulating data

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050823