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Class Information
Number: 166/253.1
Name: Wells > Processes > With indicating, testing, measuring or locating > Indicating the location, presence, or absence of cement
Description: A process including a step of determining or indicating the position, diffusion or existence of plugging or consolidating material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 7100690 |
Gravel packing apparatus having an integrated sensor and method for use of same |
Sep. 5, 2006 |
| 7059404 |
Variable intensity memory gravel pack imaging apparatus and method |
Jun. 13, 2006 |
| 7040402 |
Instrumented packer |
May. 9, 2006 |
| 7006918 |
Method for stress and stability related measurements in boreholes |
Feb. 28, 2006 |
| 6789621 |
Intelligent well system and method |
Sep. 14, 2004 |
| 6668923 |
Positive indication system for well annulus cement displacement |
Dec. 30, 2003 |
| 6634425 |
Instrumented cementing plug and system |
Oct. 21, 2003 |
| 6581453 |
Method and apparatus for detecting and localizing unwanted matter internally in a pipe string |
Jun. 24, 2003 |
| 6581686 |
Method of and device for tracing hydraulic fractures, stimulations, cement jobs, etc. in oil and gas 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 |
| 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 |
| 6173606 |
Logging tool for cement evaluation |
Jan. 16, 2001 |
| 6053245 |
Method for monitoring the setting of well cement |
Apr. 25, 2000 |
| 6041861 |
Method to determine self-calibrated circumferential cased bond impedance |
Mar. 28, 2000 |
| 5720344 |
Method of longitudinally splitting a pipe coupling within a wellbore |
Feb. 24, 1998 |
| 5509474 |
Temperature logging for flow outside casing of wells |
Apr. 23, 1996 |
| 5409071 |
Method to cement a wellbore |
Apr. 25, 1995 |
| 5377160 |
Transmitter and receiver to radially scan the cementing conditions in cased wells |
Dec. 27, 1994 |
| 5355951 |
Method of evaluating oil or gas well fluid process |
Oct. 18, 1994 |
| 5323856 |
Detecting system and method for oil or gas well |
Jun. 28, 1994 |
| 5036916 |
Method and apparatus for locating wet cement plugs in open bore holes |
Aug. 6, 1991 |
| 5003502 |
Digital filter for random variable |
Mar. 26, 1991 |
| 4744416 |
Directional acoustic logger apparatus and method |
May. 17, 1988 |
| 4607698 |
Pipe configuration compatible with CBL |
Aug. 26, 1986 |
| 4229122 |
Hole filling and sealing method and apparatus |
Oct. 21, 1980 |
| 4222444 |
Method of well fluid leak prevention |
Sep. 16, 1980 |
| 4191250 |
Technique for cementing casing in an offshore well to seafloor |
Mar. 4, 1980 |
| 4120166 |
Cement monitoring method |
Oct. 17, 1978 |
| 4043394 |
Plugging of abandoned dry wells |
Aug. 23, 1977 |
| 4008763 |
Well treatment method |
Feb. 22, 1977 |
| 3991827 |
Well consolidation method |
Nov. 16, 1976 |
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