BE664073A - - Google Patents

Info

Publication number
BE664073A
BE664073A BE664073DA BE664073A BE 664073 A BE664073 A BE 664073A BE 664073D A BE664073D A BE 664073DA BE 664073 A BE664073 A BE 664073A
Authority
BE
Belgium
Application number
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
Publication of BE664073A publication Critical patent/BE664073A/xx

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)
  • Sealing Devices (AREA)
  • Sampling And Sample Adjustment (AREA)
BE664073D 1964-05-18 1965-05-18 BE664073A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2778264A JPS4930602B1 (enrdf_load_stackoverflow) 1964-05-18 1964-05-18

Publications (1)

Publication Number Publication Date
BE664073A true BE664073A (enrdf_load_stackoverflow) 1965-09-16

Family

ID=12230531

Family Applications (1)

Application Number Title Priority Date Filing Date
BE664073D BE664073A (enrdf_load_stackoverflow) 1964-05-18 1965-05-18

Country Status (4)

Country Link
JP (1) JPS4930602B1 (enrdf_load_stackoverflow)
BE (1) BE664073A (enrdf_load_stackoverflow)
FR (1) FR1444107A (enrdf_load_stackoverflow)
GB (1) GB1095984A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5213103U (enrdf_load_stackoverflow) * 1975-07-15 1977-01-29
CN102747980A (zh) * 2012-07-18 2012-10-24 中国矿业大学 膨胀式多级带压快速封孔技术
CN103953386B (zh) * 2014-03-12 2017-02-08 淮北矿业（集团）勘探工程有限责任公司 一种上堵下渗抽采采动区瓦斯的方法
CN109956715A (zh) * 2018-07-18 2019-07-02 中国石油天然气股份有限公司 一种煤岩储层人造岩心及其制备方法
CN109403915A (zh) * 2018-11-27 2019-03-01 陕西陕煤铜川矿业有限公司陈家山煤矿 一种改进的抽放钻孔封孔方法

Also Published As

Publication number Publication date
FR1444107A (fr) 1966-07-01
GB1095984A (en) 1967-12-20
JPS4930602B1 (enrdf_load_stackoverflow) 1974-08-14

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