FR2191019B1 - - Google Patents

Info

Publication number
FR2191019B1
FR2191019B1 FR7223657A FR7223657A FR2191019B1 FR 2191019 B1 FR2191019 B1 FR 2191019B1 FR 7223657 A FR7223657 A FR 7223657A FR 7223657 A FR7223657 A FR 7223657A FR 2191019 B1 FR2191019 B1 FR 2191019B1
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
FR7223657A
Other languages
French (fr)
Other versions
FR2191019A1 (en
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.)
Lenoir & Mernier
Original Assignee
Lenoir & Mernier
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 Lenoir & Mernier filed Critical Lenoir & Mernier
Priority to FR7223657A priority Critical patent/FR2191019B1/fr
Publication of FR2191019A1 publication Critical patent/FR2191019A1/fr
Application granted granted Critical
Publication of FR2191019B1 publication Critical patent/FR2191019B1/fr
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
    • E21D21/008—Anchoring or tensioning means

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)
FR7223657A 1972-06-30 1972-06-30 Expired FR2191019B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7223657A FR2191019B1 (en) 1972-06-30 1972-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7223657A FR2191019B1 (en) 1972-06-30 1972-06-30

Publications (2)

Publication Number Publication Date
FR2191019A1 FR2191019A1 (en) 1974-02-01
FR2191019B1 true FR2191019B1 (en) 1975-03-07

Family

ID=9101114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7223657A Expired FR2191019B1 (en) 1972-06-30 1972-06-30

Country Status (1)

Country Link
FR (1) FR2191019B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1143772B (en) * 1961-07-21 1963-02-21 Heinz Goldau Expanding sleeve anchor for mining operations
CH394993A (en) * 1962-01-24 1965-07-15 Stutz Emil Anchors for fastening loose rock sections, concrete formwork, installations and materials of all kinds
AT249727B (en) * 1965-01-25 1966-10-10 Gd Anker Gmbh & Co Kg Expansion sleeve anchor
CA899669A (en) * 1970-10-05 1972-05-09 Seetaram Roy Captive bolt

Also Published As

Publication number Publication date
FR2191019A1 (en) 1974-02-01

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse