FR1320092A - Temporary closure device such as a ventilation door for underground galleries - Google Patents

Temporary closure device such as a ventilation door for underground galleries

Info

Publication number
FR1320092A
FR1320092A FR885534A FR885534A FR1320092A FR 1320092 A FR1320092 A FR 1320092A FR 885534 A FR885534 A FR 885534A FR 885534 A FR885534 A FR 885534A FR 1320092 A FR1320092 A FR 1320092A
Authority
FR
France
Prior art keywords
closure device
ventilation door
temporary closure
underground galleries
galleries
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
Application number
FR885534A
Other languages
French (fr)
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.)
Sema
Original Assignee
Sema
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 Sema filed Critical Sema
Application granted granted Critical
Publication of FR1320092A publication Critical patent/FR1320092A/en
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/103Dams, e.g. for ventilation

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)
  • Tents Or Canopies (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
FR885534A 1963-08-01 1962-01-22 Temporary closure device such as a ventilation door for underground galleries Expired FR1320092A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30535/63A GB1001321A (en) 1963-08-01 1963-08-01 Improvements in or relating to temporary partitioning devices

Publications (1)

Publication Number Publication Date
FR1320092A true FR1320092A (en) 1963-03-08

Family

ID=10309171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR885534A Expired FR1320092A (en) 1963-08-01 1962-01-22 Temporary closure device such as a ventilation door for underground galleries

Country Status (4)

Country Link
BE (1) BE635542A (en)
DE (1) DE1230748B (en)
FR (1) FR1320092A (en)
GB (1) GB1001321A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5308280A (en) * 1992-12-14 1994-05-03 Curtain Buddy Corp. Method and apparatus for supporting ventilation curtains in coal mines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE488021C (en) * 1929-12-18 Hans Hoefer Completion of pit sections by means of an inflatable rubber body
DE202495C (en) *
US2621527A (en) * 1950-06-28 1952-12-16 Guest Lawrence Vincent Turntable drive for talking machines using disk records

Also Published As

Publication number Publication date
GB1001321A (en) 1965-08-11
BE635542A (en)
DE1230748B (en) 1966-12-22

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