FR803606A - Flexible mine coating, made of iron, with profiles that can slide into each other - Google Patents

Flexible mine coating, made of iron, with profiles that can slide into each other

Info

Publication number
FR803606A
FR803606A FR803606DA FR803606A FR 803606 A FR803606 A FR 803606A FR 803606D A FR803606D A FR 803606DA FR 803606 A FR803606 A FR 803606A
Authority
FR
France
Prior art keywords
profiles
iron
slide
flexible mine
coating
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
Other languages
French (fr)
Inventor
Karl Gerlach
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 filed Critical
Application granted granted Critical
Publication of FR803606A publication Critical patent/FR803606A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR803606D 1935-03-23 1936-03-21 Flexible mine coating, made of iron, with profiles that can slide into each other Expired FR803606A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE803606X 1935-03-23

Publications (1)

Publication Number Publication Date
FR803606A true FR803606A (en) 1936-10-05

Family

ID=6721944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR803606D Expired FR803606A (en) 1935-03-23 1936-03-21 Flexible mine coating, made of iron, with profiles that can slide into each other

Country Status (1)

Country Link
FR (1) FR803606A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745114C (en) * 1938-09-16 1944-02-26 Georg Bachmann Iron mine support
DE749215C (en) * 1942-04-21 1944-11-17 Connection bracket for flexible arched pit support frames
DE964403C (en) * 1950-07-15 1957-06-06 Rheinpreussen Ag Expansion of mining routes by breaking out the height of the route

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745114C (en) * 1938-09-16 1944-02-26 Georg Bachmann Iron mine support
DE749215C (en) * 1942-04-21 1944-11-17 Connection bracket for flexible arched pit support frames
DE964403C (en) * 1950-07-15 1957-06-06 Rheinpreussen Ag Expansion of mining routes by breaking out the height of the route

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