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GB2501074B - Improved underground coal gasification methods, systems and apparatus - Google Patents

Improved underground coal gasification methods, systems and apparatus

Info

Publication number
GB2501074B
GB2501074B GB1206255.0A GB201206255A GB2501074B GB 2501074 B GB2501074 B GB 2501074B GB 201206255 A GB201206255 A GB 201206255A GB 2501074 B GB2501074 B GB 2501074B
Authority
GB
United Kingdom
Prior art keywords
systems
coal gasification
underground coal
gasification methods
improved underground
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 - Fee Related
Application number
GB1206255.0A
Other versions
GB2501074A (en
GB201206255D0 (en
Inventor
Alan Borrowman
Ian Porter
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.)
PORTMAN ENERGY LIMITED
Original Assignee
PORTMAN ENERGY 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 PORTMAN ENERGY Ltd filed Critical PORTMAN ENERGY Ltd
Priority to GB1206255.0A priority Critical patent/GB2501074B/en
Publication of GB201206255D0 publication Critical patent/GB201206255D0/en
Priority to PCT/GB2013/050929 priority patent/WO2013153388A2/en
Publication of GB2501074A publication Critical patent/GB2501074A/en
Application granted granted Critical
Publication of GB2501074B publication Critical patent/GB2501074B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Air Transport Of Granular Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Processing Of Solid Wastes (AREA)
  • Industrial Gases (AREA)
GB1206255.0A 2012-04-10 2012-04-10 Improved underground coal gasification methods, systems and apparatus Expired - Fee Related GB2501074B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1206255.0A GB2501074B (en) 2012-04-10 2012-04-10 Improved underground coal gasification methods, systems and apparatus
PCT/GB2013/050929 WO2013153388A2 (en) 2012-04-10 2013-04-10 Improved underground coal gasification methods, systems and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1206255.0A GB2501074B (en) 2012-04-10 2012-04-10 Improved underground coal gasification methods, systems and apparatus

Publications (3)

Publication Number Publication Date
GB201206255D0 GB201206255D0 (en) 2012-05-23
GB2501074A GB2501074A (en) 2013-10-16
GB2501074B true GB2501074B (en) 2014-08-20

Family

ID=46177040

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1206255.0A Expired - Fee Related GB2501074B (en) 2012-04-10 2012-04-10 Improved underground coal gasification methods, systems and apparatus

Country Status (2)

Country Link
GB (1) GB2501074B (en)
WO (1) WO2013153388A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2554273A (en) * 2015-06-15 2018-03-28 Halliburton Energy Services Inc Igniting underground energy sources
AU2016420451B2 (en) * 2016-08-24 2022-04-21 Zhongwei (Shanghai) Energy Technology Co. Ltd Production well apparatus for underground coal gasification and use thereof
CN107100608A (en) * 2017-06-16 2017-08-29 新疆国利衡清洁能源科技有限公司 Coal underground gasification drill hole bottom protection structure and construction method
CN107420082B (en) * 2017-08-24 2023-05-12 新疆国利衡清洁能源科技有限公司 Orifice device and air inlet hole for underground coal gasification
CN113090243B (en) * 2020-01-08 2023-05-02 中国石油天然气股份有限公司 Underground coal gasification simulation experiment system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856084A (en) * 1973-06-07 1974-12-24 Continental Oil Co An improved blind borehole back-reaming method
US3952802A (en) * 1974-12-11 1976-04-27 In Situ Technology, Inc. Method and apparatus for in situ gasification of coal and the commercial products derived therefrom

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3026935A (en) * 1958-07-18 1962-03-27 Texaco Inc In situ combustion

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856084A (en) * 1973-06-07 1974-12-24 Continental Oil Co An improved blind borehole back-reaming method
US3952802A (en) * 1974-12-11 1976-04-27 In Situ Technology, Inc. Method and apparatus for in situ gasification of coal and the commercial products derived therefrom

Also Published As

Publication number Publication date
WO2013153388A2 (en) 2013-10-17
WO2013153388A3 (en) 2014-10-09
GB2501074A (en) 2013-10-16
GB201206255D0 (en) 2012-05-23

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: PORTMAN ENERGY LIMITED

Free format text: FORMER OWNER: AUSCOTIA PARTNERSHIP

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170410