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Class Information
Number: 73/152.39
Name: Measuring and testing > Borehole or drilling (e.g., drill loading factor, drilling rate, rate of fluid flow) > Fluid flow measuring or fluid analysis > Fluid injection into formation
Description: Subject matter wherein the determination of the characteristic of the borehole, the casing, or the drill rigging is made by forcing the fluid into the formation.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614294 |
Systems and methods for downhole fluid compatibility |
Nov. 10, 2009 |
| 7571644 |
Characterizing a reservoir in connection with drilling operations |
Aug. 11, 2009 |
| 7314082 |
Methods of improving well bore pressure containment integrity |
Jan. 1, 2008 |
| 7198105 |
Apparatus and method for controlling the pressure of fluid within a sample chamber |
Apr. 3, 2007 |
| 7155967 |
Formation testing apparatus and method |
Jan. 2, 2007 |
| 7128142 |
Apparatus and methods for improved fluid displacement in subterranean formations |
Oct. 31, 2006 |
| 7066266 |
Method of treating oil and gas wells |
Jun. 27, 2006 |
| 7059180 |
Water cut rate of change analytic method |
Jun. 13, 2006 |
| 7013724 |
Method for characterizing parameters of wells, well bottom zone and formation, and device for carrying out said method |
Mar. 21, 2006 |
| 6981549 |
Hydraulic fracturing method |
Jan. 3, 2006 |
| 6622554 |
Open hole formation testing |
Sep. 23, 2003 |
| 6588266 |
Monitoring of downhole parameters and tools utilizing fiber optics |
Jul. 8, 2003 |
| 6581686 |
Method of and device for tracing hydraulic fractures, stimulations, cement jobs, etc. in oil and gas wells |
Jun. 24, 2003 |
| 6467543 |
System and process for secondary hydrocarbon recovery |
Oct. 22, 2002 |
| 6328103 |
Methods and apparatus for downhole completion cleanup |
Dec. 11, 2001 |
| 6321595 |
Characterization of organic contaminants and assessment of remediation performance in subsurface formations |
Nov. 27, 2001 |
| 6152226 |
System and process for secondary hydrocarbon recovery |
Nov. 28, 2000 |
| 6003365 |
Characterization of organic contaminants and assessment of remediation performance in subsurface formations |
Dec. 21, 1999 |
| 5723781 |
Borehole tracer injection and detection method |
Mar. 3, 1998 |
| 5717131 |
Apparatus for testing a shear thickening plugging fluid |
Feb. 10, 1998 |
| 5621170 |
Method for testing gas wells in low pressured gas formations |
Apr. 15, 1997 |
| 5492175 |
Method for determining closure of a hydraulically induced in-situ fracture |
Feb. 20, 1996 |
| 5485745 |
Modular downhole inspection system for coiled tubing |
Jan. 23, 1996 |
| 5353637 |
Methods and apparatus for borehole measurement of formation stress |
Oct. 11, 1994 |
| 5284051 |
Method for identifying residual oil characteristics of porous reservoir rock |
Feb. 8, 1994 |
| 5275041 |
Equilibrium fracture test and analysis |
Jan. 4, 1994 |
| 5241475 |
Method of evaluating fluid loss in subsurface fracturing operations |
Aug. 31, 1993 |
| 5186255 |
Flow monitoring and control system for injection wells |
Feb. 16, 1993 |
| 5183109 |
Method for optimizing hydraulic fracture treatment of subsurface formations |
Feb. 2, 1993 |
| 5178006 |
Well velocity logging |
Jan. 12, 1993 |
| 5165276 |
Downhole measurements using very short fractures |
Nov. 24, 1992 |
| 5159833 |
Analyzing a hydrocarbon reservoir by determining the response of that reservoir to tidal forces |
Nov. 3, 1992 |
| 5151658 |
Three-dimensional detection system for detecting fractures and their distributions in the earth crust utilizing an artificial magnetic field and magnetic particle tracer |
Sep. 29, 1992 |
| 5138876 |
Method and apparatus for measuring steam profiles in steam injection wells |
Aug. 18, 1992 |
| 5105659 |
Detection of fracturing events using derivatives of fracturing pressures |
Apr. 21, 1992 |
| 5095982 |
Method of characterizing the flowpath for fluid injected into a subterranean formation |
Mar. 17, 1992 |
| 5065619 |
Method for testing a cased hole formation |
Nov. 19, 1991 |
| 5050674 |
Method for determining fracture closure pressure and fracture volume of a subsurface formation |
Sep. 24, 1991 |
| 5044436 |
Steam injection profiling with unstable radioactive isotopes |
Sep. 3, 1991 |
| 5005643 |
Method of determining fracture parameters for heterogenous formations |
Apr. 9, 1991 |
| 4958684 |
Steam injection profiling |
Sep. 25, 1990 |
| 4953618 |
Injection manifold and method |
Sep. 4, 1990 |
| 4928522 |
Steam injection survey apparatus and method for testing wells |
May. 29, 1990 |
| 4926940 |
Method for monitoring the hydraulic fracturing of a subsurface formation |
May. 22, 1990 |
| 4901563 |
System for monitoring fluids during well stimulation processes |
Feb. 20, 1990 |
| 4862962 |
Matrix treatment process for oil extraction applications |
Sep. 5, 1989 |
| 4858130 |
Estimation of hydraulic fracture geometry from pumping pressure measurements |
Aug. 15, 1989 |
| 4848461 |
Method of evaluating fracturing fluid performance in subsurface fracturing operations |
Jul. 18, 1989 |
| 4845981 |
System for monitoring fluids during well stimulation processes |
Jul. 11, 1989 |
| 4836280 |
Method of evaluating subsurface fracturing operations |
Jun. 6, 1989 |
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