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Class Information
Number: 166/308.1
Name: Wells > Processes > Placing fluid into the formation > Fracturing (epo)
Description: Process wherein the earth is cracked to create a fissure therein.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5377761 |
Ground fracturing probe |
Jan. 3, 1995 |
| 5372195 |
Method for directional hydraulic fracturing |
Dec. 13, 1994 |
| 5370187 |
Over-pressured well fracturing method |
Dec. 6, 1994 |
| 5363919 |
Simultaneous hydraulic fracturing using fluids with different densities |
Nov. 15, 1994 |
| 5360066 |
Method for controlling sand production of formations and for optimizing hydraulic fracturing through perforation orientation |
Nov. 1, 1994 |
| 5360068 |
Formation fracturing |
Nov. 1, 1994 |
| 5353637 |
Methods and apparatus for borehole measurement of formation stress |
Oct. 11, 1994 |
| 5346015 |
Method of stimulation of a subterranean formation |
Sep. 13, 1994 |
| 5341879 |
Fine filtration system |
Aug. 30, 1994 |
| 5335724 |
Directionally oriented slotting method |
Aug. 9, 1994 |
| 5325923 |
Well completions with expandable casing portions |
Jul. 5, 1994 |
| 5322126 |
System and method for monitoring fracture growth during hydraulic fracture treatment |
Jun. 21, 1994 |
| 5322122 |
Simultaneous acid fracturing using acids with different densities |
Jun. 21, 1994 |
| 5318123 |
Method for optimizing hydraulic fracturing through control of perforation orientation |
Jun. 7, 1994 |
| 5314020 |
Technique for maximizing effectiveness of fracturing in massive intervals |
May. 24, 1994 |
| 5310003 |
Method for acid fracturing a subterranean formation |
May. 10, 1994 |
| 5295545 |
Method of fracturing wells using propellants |
Mar. 22, 1994 |
| 5295539 |
Two well hydrocarbon producing method using multiple fractures |
Mar. 22, 1994 |
| 5285683 |
Method and apparatus for determining orientation of a wellbore relative to formation stress fields |
Feb. 15, 1994 |
| 5275041 |
Equilibrium fracture test and analysis |
Jan. 4, 1994 |
| 5271463 |
Method of recovering additional oil from fines and residue recovered from viscous oil reservoirs |
Dec. 21, 1993 |
| 5271465 |
Over-pressured well fracturing method |
Dec. 21, 1993 |
| 5265678 |
Method for creating multiple radial fractures surrounding a wellbore |
Nov. 30, 1993 |
| 5261489 |
Two well hydrocarbon producing method |
Nov. 16, 1993 |
| 5249628 |
Horizontal well completions |
Oct. 5, 1993 |
| 5236040 |
Method for determining the minimum principle horizontal stress within a formation through use of a wireline retrievable circumferential acoustic scanning tool during an open hole microfrac tes |
Aug. 17, 1993 |
| 5228510 |
Method for enhancement of sequential hydraulic fracturing using control pulse fracturing |
Jul. 20, 1993 |
| 5226749 |
Waste disposal in hydraulically fractured earth formations |
Jul. 13, 1993 |
| 5207271 |
Foam/steam injection into a horizontal wellbore for multiple fracture creation |
May. 4, 1993 |
| 5205360 |
Pneumatic well tool for stimulation of petroleum formations |
Apr. 27, 1993 |
| 5199766 |
Cavity induced stimulation of coal degasification wells using solvents |
Apr. 6, 1993 |
| 5183109 |
Method for optimizing hydraulic fracture treatment of subsurface formations |
Feb. 2, 1993 |
| 5165276 |
Downhole measurements using very short fractures |
Nov. 24, 1992 |
| 5164099 |
Encapsulations for treating subterranean formations and methods for the use thereof |
Nov. 17, 1992 |
| 5161618 |
Multiple fractures from a single workstring |
Nov. 10, 1992 |
| 5147111 |
Cavity induced stimulation method of coal degasification wells |
Sep. 15, 1992 |
| 5143156 |
Enhanced oil recovery using organic vapors |
Sep. 1, 1992 |
| 5133624 |
Method and apparatus for hydraulic embedment of waste in subterranean formations |
Jul. 28, 1992 |
| 5133410 |
Method and device for stimulating production of a subterranean zone of injection of a fluid from a neighboring zone via fracture made from a deflected drain drilled in an intermediate layer se |
Jul. 28, 1992 |
| 5131471 |
Single well injection and production system |
Jul. 21, 1992 |
| 5131472 |
Overbalance perforating and stimulation method for wells |
Jul. 21, 1992 |
| 5111881 |
Method to control fracture orientation in underground formation |
May. 12, 1992 |
| 5103911 |
Method and apparatus for perforating a well liner and for fracturing a surrounding formation |
Apr. 14, 1992 |
| 5103905 |
Method of optimizing the conductivity of a propped fractured formation |
Apr. 14, 1992 |
| 5085276 |
Production of oil from low permeability formations by sequential steam fracturing |
Feb. 4, 1992 |
| 5083615 |
Aluminum alkyls used to create multiple fractures |
Jan. 28, 1992 |
| 5074360 |
Method for repoducing hydrocarbons from low-pressure reservoirs |
Dec. 24, 1991 |
| 5058676 |
Method for setting well casing using a resin coated particulate |
Oct. 22, 1991 |
| 5056598 |
Method of protecting casing during high pressure well stimulation |
Oct. 15, 1991 |
| 5054554 |
Rate control method for hydraulic fracturing |
Oct. 8, 1991 |
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