FR1559316A - - Google Patents

Info

Publication number
FR1559316A
FR1559316A FR1559316DA FR1559316A FR 1559316 A FR1559316 A FR 1559316A FR 1559316D A FR1559316D A FR 1559316DA FR 1559316 A FR1559316 A FR 1559316A
Authority
FR
France
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
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1559316A publication Critical patent/FR1559316A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Treating Waste Gases (AREA)
FR1559316D 1967-07-10 1968-03-14 Expired FR1559316A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE46007 1967-07-10

Publications (1)

Publication Number Publication Date
FR1559316A true FR1559316A (de) 1969-03-07

Family

ID=3840537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1559316D Expired FR1559316A (de) 1967-07-10 1968-03-14

Country Status (2)

Country Link
US (1) US3529867A (de)
FR (1) FR1559316A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7800005A (nl) * 1978-01-02 1979-07-04 Stamicarbon Werkwijze voor het in situ winnen van methaan uit zich op grote diepte bevindende koollagen.
CN102817631B (zh) * 2012-08-20 2014-11-05 山西煤炭运销集团科学技术研究有限公司 一种矿井上邻近层瓦斯抽放方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1867758A (en) * 1931-07-10 1932-07-19 Ranney Leo Process of degasifying coal and other carbonaceous material in situ
US1992323A (en) * 1932-09-02 1935-02-26 James H Hayes Process of degasifying coal and other carbonaceous material in situ
US2508949A (en) * 1949-04-07 1950-05-23 Frank A Howard Collection and removal of mine gas

Also Published As

Publication number Publication date
US3529867A (en) 1970-09-22

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Legal Events

Date Code Title Description
ST Notification of lapse