ZA201602967B - Underground gasification ignition method - Google Patents

Underground gasification ignition method

Info

Publication number
ZA201602967B
ZA201602967B ZA2016/02967A ZA201602967A ZA201602967B ZA 201602967 B ZA201602967 B ZA 201602967B ZA 2016/02967 A ZA2016/02967 A ZA 2016/02967A ZA 201602967 A ZA201602967 A ZA 201602967A ZA 201602967 B ZA201602967 B ZA 201602967B
Authority
ZA
South Africa
Prior art keywords
ignition method
underground gasification
gasification ignition
underground
ignition
Prior art date
Application number
ZA2016/02967A
Other languages
English (en)
Inventor
Hongtao Liu
Feng Chen
Original Assignee
Enn Coal Gasification Mining Co Ltd
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 Enn Coal Gasification Mining Co Ltd filed Critical Enn Coal Gasification Mining Co Ltd
Publication of ZA201602967B publication Critical patent/ZA201602967B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E21B43/295—Gasification of minerals, e.g. for producing mixtures of combustible gases
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Solid-Fuel Combustion (AREA)
ZA2016/02967A 2013-12-23 2016-05-04 Underground gasification ignition method ZA201602967B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310717057.9A CN103726818A (zh) 2013-12-23 2013-12-23 一种地下气化点火方法
PCT/CN2014/074202 WO2015096290A1 (fr) 2013-12-23 2014-03-27 Procédé de brûlage par gazéification souterraine

Publications (1)

Publication Number Publication Date
ZA201602967B true ZA201602967B (en) 2017-07-26

Family

ID=50451085

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2016/02967A ZA201602967B (en) 2013-12-23 2016-05-04 Underground gasification ignition method

Country Status (5)

Country Link
US (1) US20160251950A1 (fr)
EP (1) EP3088660A1 (fr)
CN (1) CN103726818A (fr)
WO (1) WO2015096290A1 (fr)
ZA (1) ZA201602967B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10669823B2 (en) * 2016-10-31 2020-06-02 Baker Hughes, A Ge Company, Llc System and method for downhole ignition detection
CN107083948A (zh) * 2017-06-16 2017-08-22 新疆国利衡清洁能源科技有限公司 一种煤炭地下气化炉炉身结构及构建方法
CN107227947A (zh) * 2017-07-24 2017-10-03 新疆国利衡清洁能源科技有限公司 一种地下气化炉及其施工法以及煤炭地下气化方法
CN111963137B (zh) * 2019-05-20 2022-11-04 中国石油天然气股份有限公司 一种巨厚煤层地下气化方法
CN112127866B (zh) * 2019-06-25 2022-08-30 中国石油天然气股份有限公司 一种利用煤炭地下气化技术开发深层煤层的工艺
CN112177586B (zh) * 2020-09-26 2022-09-16 陕西省煤田地质集团有限公司 一种杂卤石原位焙烧开采方法
CN113914847A (zh) * 2021-10-22 2022-01-11 西南石油大学 一种应用压裂技术改善煤炭地下气化气腔发育的方法

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US3933447A (en) * 1974-11-08 1976-01-20 The United States Of America As Represented By The United States Energy Research And Development Administration Underground gasification of coal
US4296809A (en) * 1980-07-21 1981-10-27 Gulf Research & Development Company In situ gasification of bituminous coal
US4422505A (en) * 1982-01-07 1983-12-27 Atlantic Richfield Company Method for gasifying subterranean coal deposits
US4476932A (en) * 1982-10-12 1984-10-16 Atlantic Richfield Company Method of cold water fracturing in drainholes
US4589491A (en) * 1984-08-24 1986-05-20 Atlantic Richfield Company Cold fluid enhancement of hydraulic fracture well linkage
US4648450A (en) * 1985-11-27 1987-03-10 Amoco Corporation Method of producing synthesis gas by underground gasification of coal using specific well configuration
US4662443A (en) * 1985-12-05 1987-05-05 Amoco Corporation Combination air-blown and oxygen-blown underground coal gasification process
RU2034139C1 (ru) * 1992-02-04 1995-04-30 Горно-техническое бюро "Штейгер" Способ подземной газификации угля
RU2209305C2 (ru) * 2000-04-13 2003-07-27 Ухтинский государственный технический университет Способ подземной газификации и дегазации углей (варианты)
US7513304B2 (en) * 2003-06-09 2009-04-07 Precision Energy Services Ltd. Method for drilling with improved fluid collection pattern
US7051809B2 (en) * 2003-09-05 2006-05-30 Conocophillips Company Burn assisted fracturing of underground coal bed
US7264049B2 (en) * 2004-05-14 2007-09-04 Maguire James Q In-situ method of coal gasification
RU2298093C1 (ru) * 2006-04-19 2007-04-27 Открытое акционерное общество "Промгаз" Способ огневой фильтрационной сбойки скважин
US20100276139A1 (en) * 2007-03-29 2010-11-04 Texyn Hydrocarbon, Llc System and method for generation of synthesis gas from subterranean coal deposits via thermal decomposition of water by an electric torch
US7735554B2 (en) * 2007-03-29 2010-06-15 Texyn Hydrocarbon, Llc System and method for recovery of fuel products from subterranean carbonaceous deposits via an electric device
AU2008253749B2 (en) * 2007-05-15 2014-03-20 Exxonmobil Upstream Research Company Downhole burner wells for in situ conversion of organic-rich rock formations
GB2469426B (en) * 2008-02-13 2012-01-11 Archon Technologies Ltd A modified process for hydrocarbon recovery using in situ combustion
UA35883U (uk) * 2008-04-22 2008-10-10 Национальный горный университет Спосіб запалювання вугільного пласта при підземній газифікації
CN101315026B (zh) * 2008-07-01 2011-08-31 北京中矿科能煤炭地下气化技术研究中心 一种煤炭地下气化系统及其生产工艺
CN101864942A (zh) * 2010-03-23 2010-10-20 邓惠荣 立井水平井富氧自然点火、电点火远程自动控制技术
CN102418476A (zh) * 2011-10-24 2012-04-18 国鼎(大连)投资有限公司 深层煤炭和煤层气联合开采技术
AU2012101716A4 (en) * 2011-12-23 2013-01-10 Linc Energy Ltd Underground coal gasification in thick coal seams
CN103437748B (zh) * 2013-09-04 2016-08-10 新奥气化采煤有限公司 煤炭地下气化炉、以及煤炭地下气化方法
CN103422848B (zh) * 2013-09-06 2017-01-11 新奥气化采煤有限公司 煤炭地下气化方法及注浆装置

Also Published As

Publication number Publication date
WO2015096290A1 (fr) 2015-07-02
US20160251950A1 (en) 2016-09-01
CN103726818A (zh) 2014-04-16
EP3088660A1 (fr) 2016-11-02

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