FR1106251A - Soutènement polygonal ou en arc de cercle pour exploitations minières - Google Patents

Soutènement polygonal ou en arc de cercle pour exploitations minières

Info

Publication number
FR1106251A
FR1106251A FR1106251DA FR1106251A FR 1106251 A FR1106251 A FR 1106251A FR 1106251D A FR1106251D A FR 1106251DA FR 1106251 A FR1106251 A FR 1106251A
Authority
FR
France
Prior art keywords
polygonal
mining operations
arcuate support
arcuate
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
Other languages
English (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.)
F W MOLL SOHNE
Original Assignee
F W MOLL SOHNE
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 F W MOLL SOHNE filed Critical F W MOLL SOHNE
Application granted granted Critical
Publication of FR1106251A publication Critical patent/FR1106251A/fr
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
    • E21D11/24—Knuckle joints or links between arch members

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)
FR1106251D 1948-04-23 1948-04-23 Soutènement polygonal ou en arc de cercle pour exploitations minières Expired FR1106251A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1106251T 1948-04-23

Publications (1)

Publication Number Publication Date
FR1106251A true FR1106251A (fr) 1955-12-16

Family

ID=9623863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1106251D Expired FR1106251A (fr) 1948-04-23 1948-04-23 Soutènement polygonal ou en arc de cercle pour exploitations minières

Country Status (1)

Country Link
FR (1) FR1106251A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231111A (en) * 1963-05-15 1966-01-25 Auto Pak Company Compaction apparatus and compaction body vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231111A (en) * 1963-05-15 1966-01-25 Auto Pak Company Compaction apparatus and compaction body vehicle

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