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Class Information
Number: 166/250.14
Name: Wells > Processes > With indicating, testing, measuring or locating > Of cementing or plugging technique
Description: Measuring including the step(s) of determining the quality or ingredients of (a) pipe to formation or pipe to pipe sealing or adhering strength or (b) pipe stopper strength.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7588081 |
Method of modifying permeability between injection and production wells |
Sep. 15, 2009 |
| 7575053 |
Low temperature monitoring system for subsurface barriers |
Aug. 18, 2009 |
| 7527094 |
Double barrier system for an in situ conversion process |
May. 5, 2009 |
| 7516785 |
Method of developing subsurface freeze zone |
Apr. 14, 2009 |
| 7402204 |
Flexible cementing compositions and methods for high-temperature wells |
Jul. 22, 2008 |
| 7401646 |
Methods for reverse-circulation cementing in subterranean formations |
Jul. 22, 2008 |
| 7389815 |
Methods for reverse-circulation cementing in subterranean formations |
Jun. 24, 2008 |
| 7387159 |
Blending system for solid/fluids mixtures |
Jun. 17, 2008 |
| 7343974 |
Method and apparatus for performing chemical treatments of exposed geological formations |
Mar. 18, 2008 |
| 7311147 |
Methods of improving well bore pressure containment integrity |
Dec. 25, 2007 |
| 7308936 |
Methods of improving well bore pressure containment integrity |
Dec. 18, 2007 |
| 7303008 |
Methods and systems for reverse-circulation cementing in subterranean formations |
Dec. 4, 2007 |
| 7281576 |
Apparatus and methods for sealing voids in a subterranean formation |
Oct. 16, 2007 |
| 7252152 |
Methods and apparatus for actuating a downhole tool |
Aug. 7, 2007 |
| 7213645 |
Methods of improving well bore pressure containment integrity |
May. 8, 2007 |
| 7204307 |
Methods of using settable compositions comprising cement kiln dust |
Apr. 17, 2007 |
| 7152676 |
Techniques and systems associated with perforation and the installation of downhole tools |
Dec. 26, 2006 |
| 7128142 |
Apparatus and methods for improved fluid displacement in subterranean formations |
Oct. 31, 2006 |
| 7128148 |
Well treatment fluid and methods for blocking permeability of a subterranean zone |
Oct. 31, 2006 |
| 7128149 |
Apparatus and methods for improved fluid displacement in subterranean formations |
Oct. 31, 2006 |
| 7096944 |
Well fluids and methods of use in subterranean formations |
Aug. 29, 2006 |
| 7066256 |
Apparatus and method of detecting interfaces between well fluids |
Jun. 27, 2006 |
| 7013971 |
Reverse circulation cementing process |
Mar. 21, 2006 |
| 6994164 |
Method for enhancing the stability of a water sensitive, reactive subterranean formation |
Feb. 7, 2006 |
| 6994167 |
Method and system for cement lining a wellbore |
Feb. 7, 2006 |
| 6910535 |
Method for enhancing the stability of a water sensitive, reactive subterranean formation |
Jun. 28, 2005 |
| 6802373 |
Apparatus and method of detecting interfaces between well fluids |
Oct. 12, 2004 |
| 6802375 |
Method for plugging a well with a resin |
Oct. 12, 2004 |
| 6693554 |
Casing mounted sensors, actuators and generators |
Feb. 17, 2004 |
| 6675895 |
Well cementing |
Jan. 13, 2004 |
| 6668923 |
Positive indication system for well annulus cement displacement |
Dec. 30, 2003 |
| 6634425 |
Instrumented cementing plug and system |
Oct. 21, 2003 |
| 6581688 |
Method of packing extended reach horizontal wells |
Jun. 24, 2003 |
| 6554065 |
Memory gravel pack imaging apparatus and method |
Apr. 29, 2003 |
| 6497282 |
Method of monitoring the diameter of columns made by injection |
Dec. 24, 2002 |
| 6454001 |
Method and apparatus for plugging wells |
Sep. 24, 2002 |
| 6408943 |
Method and apparatus for placing and interrogating downhole sensors |
Jun. 25, 2002 |
| 6401814 |
Method of locating a cementing plug in a subterranean wall |
Jun. 11, 2002 |
| 6302205 |
Method for locating a drill bit when drilling out cementing equipment from a wellbore |
Oct. 16, 2001 |
| 6296057 |
Method of maintaining the integrity of a seal-forming sheath, in particular a well cementing sheath |
Oct. 2, 2001 |
| 6279392 |
Method and system for distributed well monitoring |
Aug. 28, 2001 |
| 6268406 |
Well cementing methods using compositions containing liquid polymeric additives |
Jul. 31, 2001 |
| H1932 |
Wettability and fluid displacement in a well |
Jan. 2, 2001 |
| 6125935 |
Method for monitoring well cementing operations |
Oct. 3, 2000 |
| 6053245 |
Method for monitoring the setting of well cement |
Apr. 25, 2000 |
| 5829523 |
Primary well cementing methods and apparatus |
Nov. 3, 1998 |
| 5437329 |
Method and apparatus for activation of furnace slag base cement |
Aug. 1, 1995 |
| 5435388 |
Well plugging apparatus and method |
Jul. 25, 1995 |
| 5425421 |
Method for sealing unwanted fractures in fluid-producing earth formations |
Jun. 20, 1995 |
| 5370181 |
Anti gas-migration cementing |
Dec. 6, 1994 |
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