AU537481B2 - Mine roof plate - Google Patents

Mine roof plate

Info

Publication number
AU537481B2
AU537481B2 AU61051/80A AU6105180A AU537481B2 AU 537481 B2 AU537481 B2 AU 537481B2 AU 61051/80 A AU61051/80 A AU 61051/80A AU 6105180 A AU6105180 A AU 6105180A AU 537481 B2 AU537481 B2 AU 537481B2
Authority
AU
Australia
Prior art keywords
roof plate
mine roof
mine
plate
roof
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
AU61051/80A
Other versions
AU6105180A (en
Inventor
Satya Prakash Arya
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of AU6105180A publication Critical patent/AU6105180A/en
Application granted granted Critical
Publication of AU537481B2 publication Critical patent/AU537481B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0086—Bearing plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Rock Bolts (AREA)
AU61051/80A 1979-12-03 1980-08-04 Mine roof plate Expired AU537481B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9983679A 1979-12-03 1979-12-03
US099836 1979-12-03

Publications (2)

Publication Number Publication Date
AU6105180A AU6105180A (en) 1981-06-11
AU537481B2 true AU537481B2 (en) 1984-06-28

Family

ID=22276846

Family Applications (1)

Application Number Title Priority Date Filing Date
AU61051/80A Expired AU537481B2 (en) 1979-12-03 1980-08-04 Mine roof plate

Country Status (5)

Country Link
JP (1) JPS5681798A (en)
AU (1) AU537481B2 (en)
CA (1) CA1161675A (en)
FR (1) FR2470852A1 (en)
ZA (1) ZA804722B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0922611A (en) * 1994-12-21 1997-01-21 Mitsuru Kusanagi Manufacture of luminaire using bark of wild cherry tree
US20060285929A1 (en) * 2005-06-16 2006-12-21 Valgora George G Bearing plate having tab
JP6887358B2 (en) * 2017-10-02 2021-06-16 日鉄建材株式会社 Pressure receiving member of earth and sand structure, reinforcement structure of earth and sand structure, and reinforcement method of earth and sand structure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748594A (en) * 1952-11-04 1956-06-05 Lukens Steel Co Roof bolt
US4112693A (en) * 1976-09-30 1978-09-12 Kaiser Steel Corporation Mine roof support plate

Also Published As

Publication number Publication date
ZA804722B (en) 1981-07-29
CA1161675A (en) 1984-02-07
AU6105180A (en) 1981-06-11
FR2470852A1 (en) 1981-06-12
FR2470852B1 (en) 1984-11-23
JPS5681798A (en) 1981-07-04

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired