DE3670526D1 - Verfahren zur verbesserung der konditionierung von vergasungsmitteln, die zur unterirdischen kohlevergasung benutzt werden. - Google Patents

Verfahren zur verbesserung der konditionierung von vergasungsmitteln, die zur unterirdischen kohlevergasung benutzt werden.

Info

Publication number
DE3670526D1
DE3670526D1 DE8686202396T DE3670526T DE3670526D1 DE 3670526 D1 DE3670526 D1 DE 3670526D1 DE 8686202396 T DE8686202396 T DE 8686202396T DE 3670526 T DE3670526 T DE 3670526T DE 3670526 D1 DE3670526 D1 DE 3670526D1
Authority
DE
Germany
Prior art keywords
conditioning
improving
agents used
coal gasification
underground coal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8686202396T
Other languages
German (de)
English (en)
Inventor
Pierre Ledent
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3670526D1 publication Critical patent/DE3670526D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices, or the like
    • E21B33/138—Plastering the borehole wall; Injecting into the formation
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
    • E21B43/243—Combustion in situ
DE8686202396T 1986-01-16 1986-12-30 Verfahren zur verbesserung der konditionierung von vergasungsmitteln, die zur unterirdischen kohlevergasung benutzt werden. Expired - Lifetime DE3670526D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE6/48181A BE904055A (fr) 1986-01-16 1986-01-16 Procede concernant l'amelioration du conditionnement des agents gazeifiants utilises dans les procedes de gazeification souterraine du charbon.

Publications (1)

Publication Number Publication Date
DE3670526D1 true DE3670526D1 (de) 1990-05-23

Family

ID=3874980

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686202396T Expired - Lifetime DE3670526D1 (de) 1986-01-16 1986-12-30 Verfahren zur verbesserung der konditionierung von vergasungsmitteln, die zur unterirdischen kohlevergasung benutzt werden.

Country Status (3)

Country Link
EP (1) EP0229434B1 (un)
BE (1) BE904055A (un)
DE (1) DE3670526D1 (un)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE906016A (fr) * 1986-12-22 1987-04-16 Ledent Pierre Nouveau procede de production de methane par gazeification souterraine du charbon.
BE1012151A3 (fr) * 1995-02-14 2000-06-06 Ledent Pierre Procede d'exploitation d'un gisement de charbon par gazeification souterraine du charbon.
US6719054B2 (en) * 2001-09-28 2004-04-13 Halliburton Energy Services, Inc. Method for acid stimulating a subterranean well formation for improving hydrocarbon production
US6725933B2 (en) 2001-09-28 2004-04-27 Halliburton Energy Services, Inc. Method and apparatus for acidizing a subterranean well formation for improving hydrocarbon production
US6662874B2 (en) 2001-09-28 2003-12-16 Halliburton Energy Services, Inc. System and method for fracturing a subterranean well formation for improving hydrocarbon production
GB0418295D0 (en) * 2004-08-17 2004-09-15 Dew Pitchmastic Plc Bioremediation foam and delivery method
US20100252255A1 (en) * 2006-05-17 2010-10-07 Karen Budwill Increased microbial production of methane gas from subsurface hydrocarbon containing formations
CA2735550A1 (en) * 2008-09-04 2010-03-11 Schlumberger Canada Limited Reversible peptide surfactants for oilfield applications
GB2518626A (en) * 2013-09-25 2015-04-01 Venture Engineering Services Ltd Well apparatus and method for use in gas production
CN107401393B (zh) * 2017-07-31 2023-07-25 山西晋城无烟煤矿业集团有限责任公司 排水采气一体化采空区瓦斯抽采井井身结构及其施工方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1192395A (fr) 1957-01-09 1959-10-26 Jersey Prod Res Co Procédé de forage à la mousse
US3448807A (en) 1967-12-08 1969-06-10 Shell Oil Co Process for the thermal recovery of hydrocarbons from an underground formation
US3464491A (en) * 1967-12-18 1969-09-02 Pan American Petroleum Corp Oil recovery from formations containing channels
US3905553A (en) 1973-08-03 1975-09-16 Sun Oil Co Delaware Mist injection method and system
US4072191A (en) 1975-06-12 1978-02-07 Phillips Petroleum Company Fire floor process
US4121664A (en) * 1977-10-17 1978-10-24 Union Oil Company Of California Biodegradable foaming agent in drilling and workover operations
US4334579A (en) * 1980-08-29 1982-06-15 The United States Of America As Represented By The United States Department Of Energy Method for gasification of deep, thin coal seams
US4391327A (en) * 1981-05-11 1983-07-05 Conoco Inc. Solvent foam stimulation of coal degasification well
GB2099884B (en) * 1981-06-05 1985-04-03 Drill Aid Methods & Materials A method of boring holes
US4442018A (en) * 1982-11-01 1984-04-10 The United States Of America As Represented By The United States Department Of Energy Stabilized aqueous foam systems and concentrate and method for making them

Also Published As

Publication number Publication date
BE904055A (fr) 1986-05-15
EP0229434A1 (fr) 1987-07-22
EP0229434B1 (fr) 1990-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee