CA943356A - Air stopping in underground mines - Google Patents

Air stopping in underground mines

Info

Publication number
CA943356A
CA943356A CA116,912A CA116912A CA943356A CA 943356 A CA943356 A CA 943356A CA 116912 A CA116912 A CA 116912A CA 943356 A CA943356 A CA 943356A
Authority
CA
Canada
Prior art keywords
underground mines
air stopping
stopping
air
mines
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
CA116,912A
Other versions
CA116912S (en
Inventor
Jack R. Kennedy
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.)
SCHWARZ-HOLYWELL Ltd
Original Assignee
SCHWARZ-HOLYWELL 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 SCHWARZ-HOLYWELL Ltd filed Critical SCHWARZ-HOLYWELL Ltd
Application granted granted Critical
Publication of CA943356A publication Critical patent/CA943356A/en
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
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/103—Dams, 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)
  • Clamps And Clips (AREA)
CA116,912A 1970-07-07 1971-06-29 Air stopping in underground mines Expired CA943356A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3281770A GB1283304A (en) 1970-07-07 1970-07-07 Improvements in air stopping in underground mines

Publications (1)

Publication Number Publication Date
CA943356A true CA943356A (en) 1974-03-12

Family

ID=10344448

Family Applications (1)

Application Number Title Priority Date Filing Date
CA116,912A Expired CA943356A (en) 1970-07-07 1971-06-29 Air stopping in underground mines

Country Status (2)

Country Link
CA (1) CA943356A (en)
GB (1) GB1283304A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483642A (en) * 1981-04-09 1984-11-20 Kennedy John M Mine stopping and method of and jack for installing same
US6419324B1 (en) * 1998-03-19 2002-07-16 Jack Kennedy Metal Products & Buildings, Inc. Method of sealing off a mine passageway

Also Published As

Publication number Publication date
GB1283304A (en) 1972-07-26

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