| |
 |
|
Class Information
Number: 73/152.31
Name: Measuring and testing > Borehole or drilling (e.g., drill loading factor, drilling rate, rate of fluid flow) > Fluid flow measuring or fluid analysis > Rate of fluid flow > Plural diverse measuring
Description: Subject matter combined with an apparatus or a process for making a test in addition to a test for the rate of fluid flow.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7357021 |
Methods of monitoring downhole conditions |
Apr. 15, 2008 |
| 7168311 |
Fiber optic monitoring of flow inside and outside a tube downhole |
Jan. 30, 2007 |
| 7032661 |
Method and apparatus for combined NMR and formation testing for assessing relative permeability with formation testing and nuclear magnetic resonance testing |
Apr. 25, 2006 |
| 7017662 |
High temperature environment tool system and method |
Mar. 28, 2006 |
| 6923052 |
Methods to detect formation pressure |
Aug. 2, 2005 |
| 6799634 |
Tracer release method for monitoring fluid flow in a well |
Oct. 5, 2004 |
| 6650280 |
Measurement system and method |
Nov. 18, 2003 |
| 6629564 |
Downhole flow meter |
Oct. 7, 2003 |
| 6499344 |
Apparatus and method to obtain representative samples of oil well production |
Dec. 31, 2002 |
| 6343507 |
Method to improve the quality of a formation fluid sample |
Feb. 5, 2002 |
| 6324904 |
Miniature pump-through sensor modules |
Dec. 4, 2001 |
| 6301959 |
Focused formation fluid sampling probe |
Oct. 16, 2001 |
| 6234250 |
Real time wellbore pit volume monitoring system and method |
May. 22, 2001 |
| 6212948 |
Apparatus and method to obtain representative samples of oil well production |
Apr. 10, 2001 |
| 6178815 |
Method to improve the quality of a formation fluid sample |
Jan. 30, 2001 |
| 6176129 |
Method and apparatus for acquiring data in a hydrocarbon well |
Jan. 23, 2001 |
| 6028307 |
Data acquisition and reduction method for multi-component flow |
Feb. 22, 2000 |
| 5955666 |
Satellite or other remote site system for well control and operation |
Sep. 21, 1999 |
| 5831156 |
Downhole system for well control and operation |
Nov. 3, 1998 |
| 5744709 |
Measurement of specific interfacial areas of immiscible fluid interfaces in flow systems |
Apr. 28, 1998 |
| 5736637 |
Downhole multiphase flow sensor |
Apr. 7, 1998 |
| 5661236 |
Pad production log tool |
Aug. 26, 1997 |
| 5461909 |
Oxygen activation method for quantitative water flow measurements within and behind well bore casing |
Oct. 31, 1995 |
| 5404752 |
Method for measuring the velocity of water flow through nested conduits |
Apr. 11, 1995 |
| 5383122 |
Method for analyzing pressure buildup in low pumping rate wells |
Jan. 17, 1995 |
| 5375465 |
Method for gas/liquid well profiling |
Dec. 27, 1994 |
| 5372038 |
Probe to specifically determine the injectivity or productivity of a petroleum well and measuring method implementing said probe |
Dec. 13, 1994 |
| 5361632 |
Method and apparatus for determining multiphase holdup fractions using a gradiomanometer and a densitometer |
Nov. 8, 1994 |
| 5351533 |
Coiled tubing system used for the evaluation of stimulation candidate wells |
Oct. 4, 1994 |
| 5275041 |
Equilibrium fracture test and analysis |
Jan. 4, 1994 |
| 5265015 |
Determining horizontal and/or vertical permeability of an earth formation |
Nov. 23, 1993 |
| 5226333 |
Deep-well thermal flowmeter |
Jul. 13, 1993 |
| 5219388 |
Method and apparatus for testing water permeability of concrete |
Jun. 15, 1993 |
| 5211842 |
Three-phase well test apparatus using pumped recirculation to maintain homogenous flow |
May. 18, 1993 |
| 5138876 |
Method and apparatus for measuring steam profiles in steam injection wells |
Aug. 18, 1992 |
| 5107441 |
System for evaluating the flow performance characteristics of a device |
Apr. 21, 1992 |
| 5094103 |
Steam quality and flow rate measurement |
Mar. 10, 1992 |
| 5063776 |
Method and system for measurement of fluid flow in a drilling rig return line |
Nov. 12, 1991 |
| 5063775 |
Method and system for controlling a mechanical pump to monitor and optimize both reservoir and equipment performance |
Nov. 12, 1991 |
| 5042297 |
Well-logging process and device in a non-flowing production well |
Aug. 27, 1991 |
| 5042296 |
Method of in-situ testing of a drilling fluid |
Aug. 27, 1991 |
| 4928522 |
Steam injection survey apparatus and method for testing wells |
May. 29, 1990 |
| 4901563 |
System for monitoring fluids during well stimulation processes |
Feb. 20, 1990 |
| 4845981 |
System for monitoring fluids during well stimulation processes |
Jul. 11, 1989 |
| 4843878 |
Method and apparatus for instantaneously indicating permeability and horner plot slope relating to formation testing |
Jul. 4, 1989 |
| 4821564 |
Method and system for determining fluid pressures in wellbores and tubular conduits |
Apr. 18, 1989 |
| 4803873 |
Process for measuring flow and determining the parameters of multilayer hydrocarbon producing formations |
Feb. 14, 1989 |
| 4761997 |
Ground water well dimensioning procedure |
Aug. 9, 1988 |
| 4757709 |
Flowmeter for use in a hydrocarbon well |
Jul. 19, 1988 |
| 4703664 |
Fluid flow measurement system sensor mounting block |
Nov. 3, 1987 |
|
|
|
