FR1253767A - Steel support frame for mines, in the form of a ring or a hanger - Google Patents

Steel support frame for mines, in the form of a ring or a hanger

Info

Publication number
FR1253767A
FR1253767A FR824006A FR824006A FR1253767A FR 1253767 A FR1253767 A FR 1253767A FR 824006 A FR824006 A FR 824006A FR 824006 A FR824006 A FR 824006A FR 1253767 A FR1253767 A FR 1253767A
Authority
FR
France
Prior art keywords
mines
hanger
ring
support frame
steel support
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
FR824006A
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.)
Rheinstahl Wanheim GmbH
Original Assignee
Rheinstahl Wanheim GmbH
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 Rheinstahl Wanheim GmbH filed Critical Rheinstahl Wanheim GmbH
Priority to FR824006A priority Critical patent/FR1253767A/en
Application granted granted Critical
Publication of FR1253767A publication Critical patent/FR1253767A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
    • C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
    • C09K15/16—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing nitrogen
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/22—Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR824006A 1960-04-11 1960-04-11 Steel support frame for mines, in the form of a ring or a hanger Expired FR1253767A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR824006A FR1253767A (en) 1960-04-11 1960-04-11 Steel support frame for mines, in the form of a ring or a hanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR824006A FR1253767A (en) 1960-04-11 1960-04-11 Steel support frame for mines, in the form of a ring or a hanger

Publications (1)

Publication Number Publication Date
FR1253767A true FR1253767A (en) 1961-02-10

Family

ID=8729066

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824006A Expired FR1253767A (en) 1960-04-11 1960-04-11 Steel support frame for mines, in the form of a ring or a hanger

Country Status (1)

Country Link
FR (1) FR1253767A (en)

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