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Class Information
Number: 166/254.1
Name: Wells > Processes > With indicating, testing, measuring or locating > Determining position of earth zone or marker
Description: A process in which some identifiable property of a portion of a formation is ascertained.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7627430 |
Method and system for managing information |
Dec. 1, 2009 |
| 7546209 |
Formation dip geo-steering method |
Jun. 9, 2009 |
| 7543637 |
Methods for expanding tubular strings and isolating subterranean zones |
Jun. 9, 2009 |
| 7516788 |
Methods of marking a zone of a wellbore for localizing the source of produced particulate |
Apr. 14, 2009 |
| 7438128 |
Identifying zones of origin of annular gas pressure |
Oct. 21, 2008 |
| 7363967 |
Downhole tool with navigation system |
Apr. 29, 2008 |
| 7357180 |
Inhibiting effects of sloughing in wellbores |
Apr. 15, 2008 |
| 7207397 |
Multi-pole transmitter source |
Apr. 24, 2007 |
| 7204308 |
Borehole marking devices and methods |
Apr. 17, 2007 |
| 7182151 |
Apparatus and method for horizontal drilling |
Feb. 27, 2007 |
| 7168487 |
Methods, apparatus, and systems for obtaining formation information utilizing sensors attached to a casing in a wellbore |
Jan. 30, 2007 |
| 7077198 |
In situ recovery from a hydrocarbon containing formation using barriers |
Jul. 18, 2006 |
| 7032660 |
In situ thermal processing and inhibiting migration of fluids into or out of an in situ oil shale formation |
Apr. 25, 2006 |
| 6997257 |
Apparatus and method for determining the dip of an underground formation in a cased or uncased borehole |
Feb. 14, 2006 |
| 6952101 |
Method for determining direction to a target formation from a wellbore by analyzing multi-component electromagnetic induction signals |
Oct. 4, 2005 |
| 6843316 |
Method for improving well quality |
Jan. 18, 2005 |
| 6843317 |
System and method for autonomously performing a downhole well operation |
Jan. 18, 2005 |
| 6827144 |
Method for reducing sand production |
Dec. 7, 2004 |
| 6789621 |
Intelligent well system and method |
Sep. 14, 2004 |
| 6766855 |
Apparatus and method for determining the dip of an underground formation in a cased or uncased borehole |
Jul. 27, 2004 |
| 6725926 |
Method of tracking fluids produced from various zones in subterranean wells |
Apr. 27, 2004 |
| 6715551 |
Apparatus and methods for applying time lapse VSP to monitor a reservoir |
Apr. 6, 2004 |
| 6691780 |
Tracking of particulate flowback in subterranean wells |
Feb. 17, 2004 |
| 6634426 |
Determination of plunger location and well performance parameters in a borehole plunger lift system |
Oct. 21, 2003 |
| 6543280 |
Remote sensing and measurement of distances along a borehole |
Apr. 8, 2003 |
| 6253848 |
Method of obtaining improved geophysical information about earth formations |
Jul. 3, 2001 |
| 6209640 |
Method of obtaining improved geophysical information about earth formations |
Apr. 3, 2001 |
| 6145378 |
Aided inertial navigation system |
Nov. 14, 2000 |
| 6131658 |
Method for permanent emplacement of sensors inside casing |
Oct. 17, 2000 |
| 6070662 |
Formation pressure measurement with remote sensors in cased boreholes |
Jun. 6, 2000 |
| 6006832 |
Method and system for monitoring and controlling production and injection wells having permanent downhole formation evaluation sensors |
Dec. 28, 1999 |
| 5965810 |
Method for determining sedimentary rock pore pressure caused by effective stress unloading |
Oct. 12, 1999 |
| 5886255 |
Method and apparatus for monitoring mineral production |
Mar. 23, 1999 |
| 5767400 |
Hydraulic test system mounted with borehole television set for simultaneous observation in front and lateral directions |
Jun. 16, 1998 |
| 5730219 |
Production wells having permanent downhole formation evaluation sensors |
Mar. 24, 1998 |
| 5662165 |
Production wells having permanent downhole formation evaluation sensors |
Sep. 2, 1997 |
| 5597042 |
Method for controlling production wells having permanent downhole formation evaluation sensors |
Jan. 28, 1997 |
| 5417103 |
Method of determining material properties in the earth by measurement of deformations due to subsurface pressure changes |
May. 23, 1995 |
| 5275040 |
Method of and apparatus for detecting an influx into a well while drilling |
Jan. 4, 1994 |
| 4941350 |
Method and apparatus for formation testing |
Jul. 17, 1990 |
| 4850431 |
Method of forming a plurality of spaced substantially parallel fractures from a deviated well bore |
Jul. 25, 1989 |
| 4651824 |
Controlled placement of underground fluids |
Mar. 24, 1987 |
| 4637462 |
Liquid mud ring control of underground liquids |
Jan. 20, 1987 |
| 4544037 |
Initiating production of methane from wet coal beds |
Oct. 1, 1985 |
| 4524434 |
Method for determining the azimuth and length of a deep vertical fracture in the earth |
Jun. 18, 1985 |
| 4475591 |
Method for monitoring subterranean fluid communication and migration |
Oct. 9, 1984 |
| 4280200 |
Seismic method of mapping horizontal fractures in the earth |
Jul. 21, 1981 |
| 4252374 |
Determining the locus of a processing zone in an oil shale retort by shale oil composition |
Feb. 24, 1981 |
| 4003441 |
Method of opening carbon-bearing beds with production wells for underground gasification |
Jan. 18, 1977 |
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