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Class Information
Number: 405/129.4
Name: Hydraulic and earth engineering > Subterranean waste disposal, containment, or treatment > Earthen formation > Hydraulic fracture
Description: Subject matter wherein fluid pressure is utilized for breaking or separating the earth to create an earthen cavity for the subterranean deposition of waste.










Patents under this class:

Patent Number Title Of Patent Date Issued
7069990 Enhanced oil recovery methods Jul. 4, 2006
6502633 In situ water and soil remediation method and system Jan. 7, 2003
6443227 Azimuth control of hydraulic vertical fractures in unconsolidated and weakly cemented soils and sediments Sep. 3, 2002
6412559 Process for recovering methane and/or sequestering fluids Jul. 2, 2002
5944446 Injection of mixtures into subterranean formations Aug. 31, 1999
5734988 Method and apparatus for the injection disposal of solid and liquid waste materials into subpressured earth formations penetrated by a borehole Mar. 31, 1998
5536115 Generating multiple hydraulic fractures in earth formations for waste disposal Jul. 16, 1996
5524709 Method for acoustically coupling sensors in a wellbore Jun. 11, 1996
5503225 System and method for monitoring the location of fractures in earth formations Apr. 2, 1996
5502267 Organic and metallic waste disposal in bentonite-water mixtures Mar. 26, 1996
5489740 Subterranean disposal of wastes Feb. 6, 1996
5484231 Disposal of slurries of municipal waste in deep geothermal reservoirs Jan. 16, 1996
5463164 Waste disposal in subterranean earth formations Oct. 31, 1995
5405224 Subterranean disposal of liquid and slurried solids wastes Apr. 11, 1995
5318382 Method and apparatus for hydraulic embedment of waste in subterranean formations Jun. 7, 1994
5314265 Waste disposal in hydraulically fractured earth formations May. 24, 1994
5295763 Method for controlling gas migration from a landfill Mar. 22, 1994
5226749 Waste disposal in hydraulically fractured earth formations Jul. 13, 1993
5133624 Method and apparatus for hydraulic embedment of waste in subterranean formations Jul. 28, 1992
5108226 Technique for disposal of drilling wastes Apr. 28, 1992
4828030 Viscous oil recovery by removing fines May. 9, 1989
4790688 Landfill leachate control process and product Dec. 13, 1988











 
 
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