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Class Information
Number: 166/356
Name: Wells > Submerged well > Means removably connected to permanent well structure > Means to provide protective environment for operative access below surface of water
Description: Process or apparatus including provision of a means to isolate a man from hostile conditions, which means is located beneath the surface of the water.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7393158 |
Shrink for centralizer assembly and method |
Jul. 1, 2008 |
| 7261164 |
Floatable drill cuttings bag and method and system for use in cuttings disposal |
Aug. 28, 2007 |
| 7210531 |
Protective element for a riser segment |
May. 1, 2007 |
| 7200540 |
System and method for automated platform generation |
Apr. 3, 2007 |
| 7185705 |
System and method for recovering return fluid from subsea wellbores |
Mar. 6, 2007 |
| 6907326 |
Autonomous surf zone line charge deployment system |
Jun. 14, 2005 |
| 6889770 |
Method for thermally protecting subsea installations, and apparatus for implementing such thermal protection |
May. 10, 2005 |
| 6796379 |
Drilling waste handling |
Sep. 28, 2004 |
| 6622793 |
Method for carrying out operations on petroleum and gas fields and deep-sea platform for realizing the same |
Sep. 23, 2003 |
| 6564873 |
Apparatus for offshore production of hydrocarbon fluids |
May. 20, 2003 |
| 6457526 |
Sub sea bottom hole assembly change out system and method |
Oct. 1, 2002 |
| 6341572 |
Explosion prevention system for internal turret mooring system |
Jan. 29, 2002 |
| 6182762 |
Storm valve |
Feb. 6, 2001 |
| 6102124 |
Flying lead workover interface system |
Aug. 15, 2000 |
| 5992526 |
ROV deployed tree cap for a subsea tree and method of installation |
Nov. 30, 1999 |
| 5894890 |
Normally closed retainer valve with fail-safe pump through capability |
Apr. 20, 1999 |
| 5884708 |
Normally closed retainer valve with fail-safe pump through capability |
Mar. 23, 1999 |
| 5884707 |
Normally closed retainer valve with fail-safe pump through capability |
Mar. 23, 1999 |
| 5884703 |
Normally closed retainer valve with fail-safe pump through capability |
Mar. 23, 1999 |
| 5860478 |
Sub-sea test tree apparatus |
Jan. 19, 1999 |
| 5810515 |
Protective device for an installation mounted on the seabed |
Sep. 22, 1998 |
| 5782304 |
Normally closed retainer valve with fail-safe pump through capability |
Jul. 21, 1998 |
| 5642965 |
Interface system for operation of remote control vehicle |
Jul. 1, 1997 |
| 5607901 |
Environmentally safe annular fluid |
Mar. 4, 1997 |
| 5398762 |
Compressor system in a subsea station for transporting a well stream |
Mar. 21, 1995 |
| 5398761 |
Subsea blowout preventer modular control pod |
Mar. 21, 1995 |
| 5310286 |
Cased glory hole system |
May. 10, 1994 |
| 5279368 |
Anti-fouling covering for use in sub-sea structures |
Jan. 18, 1994 |
| 5259458 |
Subsea shelter and system for installation |
Nov. 9, 1993 |
| 5238069 |
System for preventing cutting gas explosion during subterranean pipe cutting operations |
Aug. 24, 1993 |
| 5176471 |
Arrangement and method for protecting components in subsea systems |
Jan. 5, 1993 |
| 5098219 |
Mobile submersible caisson for underwater oil-well drilling and production |
Mar. 24, 1992 |
| 5050680 |
Environmental protection for subsea wells |
Sep. 24, 1991 |
| 5044440 |
Underwater station for pumping a well flow |
Sep. 3, 1991 |
| 5026219 |
Portable wellhead and welder protector system |
Jun. 25, 1991 |
| 4919210 |
Subsea wellhead protection system |
Apr. 24, 1990 |
| 4913238 |
Floating/tensioned production system with caisson |
Apr. 3, 1990 |
| 4913590 |
Mono-atmospheric chamber |
Apr. 3, 1990 |
| 4903764 |
Swivelsub |
Feb. 27, 1990 |
| 4899823 |
Method and apparatus for running coiled tubing in subsea wells |
Feb. 13, 1990 |
| 4865490 |
Portable wellhead and welder protector system |
Sep. 12, 1989 |
| 4825953 |
Well servicing system |
May. 2, 1989 |
| 4762180 |
Modular near-surface completion system |
Aug. 9, 1988 |
| 4740107 |
Method and apparatus for protecting a shallow-water well |
Apr. 26, 1988 |
| 4694909 |
Riser support system |
Sep. 22, 1987 |
| 4679964 |
Offshore well support miniplatform |
Jul. 14, 1987 |
| 4674915 |
Manipulator apparatus for gripping submerged objects |
Jun. 23, 1987 |
| 4673041 |
Connector for well servicing system |
Jun. 16, 1987 |
| 4669915 |
Manipulator apparatus with flexible membrane for gripping submerged objects |
Jun. 2, 1987 |
| 4660496 |
Remotely releasable connections at a floating processing plant |
Apr. 28, 1987 |
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