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Class Information
Number: 166/250.08
Name: Wells > Processes > With indicating, testing, measuring or locating > Leak testing or locating
Description: Testing or locating including the step(s) of finding a nongeological fault allowing the escape of fluid or solids.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604050 |
Wellhead and control stack pressure test plug tool |
Oct. 20, 2009 |
| 7516786 |
Wellhead and control stack pressure test plug tool |
Apr. 14, 2009 |
| 7506688 |
System and method for breach detection in petroleum wells |
Mar. 24, 2009 |
| 7475723 |
Apparatus and methods for creation of down hole annular barrier |
Jan. 13, 2009 |
| 7438135 |
Method of suspending, completing and working over a well |
Oct. 21, 2008 |
| 7424915 |
Vacuum pumping of conductor-in-conduit heaters |
Sep. 16, 2008 |
| 7401654 |
Blowout preventer testing system |
Jul. 22, 2008 |
| 7380598 |
Method for detecting fluid leakage from a subterranean formation |
Jun. 3, 2008 |
| 7314082 |
Methods of improving well bore pressure containment integrity |
Jan. 1, 2008 |
| 7225867 |
Liner top test packer |
Jun. 5, 2007 |
| 7207384 |
Wellhead and control stack pressure test plug tool |
Apr. 24, 2007 |
| 7134491 |
Leak remedy through sealants in local reservoirs |
Nov. 14, 2006 |
| 7063146 |
System and method for processing signals in a well |
Jun. 20, 2006 |
| 7031841 |
Method for determining pressure of earth formations |
Apr. 18, 2006 |
| 7013249 |
Method for detecting near neutral/low pH stress corrosion cracking in steel gas pipeline systems |
Mar. 14, 2006 |
| 6966381 |
Drill-through spool body sleeve assembly |
Nov. 22, 2005 |
| 6926081 |
Methods of discovering and correcting subterranean formation integrity problems during drilling |
Aug. 9, 2005 |
| 6915847 |
Testing a junction of plural bores in a well |
Jul. 12, 2005 |
| 6672389 |
Bulged single-hinged scored rupture having a non-circular varying depth score line |
Jan. 6, 2004 |
| 6575243 |
Zonal isolation tool with same trip pressure test |
Jun. 10, 2003 |
| 6540021 |
Method for detecting inflow of fluid in a well while drilling and implementing device |
Apr. 1, 2003 |
| 6513591 |
Leak detection method |
Feb. 4, 2003 |
| 6499540 |
Method for detecting a leak in a drill string valve |
Dec. 31, 2002 |
| 6487893 |
Apparatus and method for pressure testing the sealing engagement of the fittings associated with the communication lines of a well tool |
Dec. 3, 2002 |
| 6390193 |
Downhole connector for production tubing and control line and method |
May. 21, 2002 |
| 6390194 |
Method and apparatus for multi-diameter testing of blowout preventer assemblies |
May. 21, 2002 |
| 6237689 |
Method for confirming the integrity of a seal system within a subterranean well conduit Christmas tree valve assembly |
May. 29, 2001 |
| 6186229 |
Downhole connector for production tubing and control line and method |
Feb. 13, 2001 |
| 6152224 |
Downhole apparatus |
Nov. 28, 2000 |
| 6152225 |
Method and apparatus for multi-diameter testing of blowout preventer assemblies |
Nov. 28, 2000 |
| 6148912 |
Subsurface measurement apparatus, system, and process for improved well drilling control and production |
Nov. 21, 2000 |
| 6138754 |
Method and apparatus for use with submersible electrical equipment |
Oct. 31, 2000 |
| 6076046 |
Post-closure analysis in hydraulic fracturing |
Jun. 13, 2000 |
| 6044690 |
Shearable multi-gage blowout preventer test tool and method |
Apr. 4, 2000 |
| 6032736 |
Multi-gage blowout preventer test tool and method |
Mar. 7, 2000 |
| 6006833 |
Method for creating leak-tested perforating gun assemblies |
Dec. 28, 1999 |
| 5979553 |
Method and apparatus for completing and backside pressure testing of wells |
Nov. 9, 1999 |
| 5890541 |
BOP isolation test tool |
Apr. 6, 1999 |
| H1676 |
Site management system for containing hazardous spills and leaks |
Sep. 2, 1997 |
| 5549160 |
Downhole progressing cavity pump rotor valve |
Aug. 27, 1996 |
| 5396956 |
Well head isolation tool sealing nipple testing apparatus and method of pressure testing isolation tool sealing nipple seals when in position on a well |
Mar. 14, 1995 |
| 5372193 |
Completion test tool |
Dec. 13, 1994 |
| 5245860 |
Sensor for detection of oil leaks and oil quality in stuffing box of walking beam pump system |
Sep. 21, 1993 |
| 5063772 |
Method for troubleshooting gas-lift wells |
Nov. 12, 1991 |
| 5031697 |
Method for troubleshooting gas-lift wells |
Jul. 16, 1991 |
| 4881598 |
Blow-out preventor test tool |
Nov. 21, 1989 |
| 4753292 |
Method of well testing |
Jun. 28, 1988 |
| 4694903 |
Flapper type annulus pressure responsive tubing tester valve |
Sep. 22, 1987 |
| 4657078 |
Method and device for testing a well bore packer |
Apr. 14, 1987 |
| 4633952 |
Multi-mode testing tool and method of use |
Jan. 6, 1987 |
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