FR1349067A - étançon de mine hydraulique protégé contre la corrosion - Google Patents

étançon de mine hydraulique protégé contre la corrosion

Info

Publication number
FR1349067A
FR1349067A FR926964A FR926964A FR1349067A FR 1349067 A FR1349067 A FR 1349067A FR 926964 A FR926964 A FR 926964A FR 926964 A FR926964 A FR 926964A FR 1349067 A FR1349067 A FR 1349067A
Authority
FR
France
Prior art keywords
corrosion
mine prop
hydraulic mine
protected hydraulic
protected
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
FR926964A
Other languages
English (en)
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia 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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Application granted granted Critical
Publication of FR1349067A publication Critical patent/FR1349067A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F13/00—Coverings or linings, e.g. for walls or ceilings
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/125—Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the lining of the shaft
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • E04F17/06—Light shafts, e.g. for cellars
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/515—Particular fluids not covered by any chemical subdivision

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Residential Or Office Buildings (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Actuator (AREA)
FR926964A 1962-03-07 1963-03-06 étançon de mine hydraulique protégé contre la corrosion Expired FR1349067A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1962G0034418 DE1148958B (de) 1962-03-07 1962-03-07 Korrosionsgeschuetzter hydraulischer Grubenstempel

Publications (1)

Publication Number Publication Date
FR1349067A true FR1349067A (fr) 1964-01-10

Family

ID=7124926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926964A Expired FR1349067A (fr) 1962-03-07 1963-03-06 étançon de mine hydraulique protégé contre la corrosion

Country Status (5)

Country Link
BE (1) BE629233A (zh)
DE (2) DE1148958B (zh)
FR (1) FR1349067A (zh)
GB (1) GB965891A (zh)
NL (1) NL288874A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2300894A1 (fr) * 1975-02-12 1976-09-10 Bennes Marrel Dispo

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1230744B (de) * 1964-01-31 1966-12-22 Bochumer Eisen Heintzmann Hydraulischer Grubenstempel
CN110307021B (zh) * 2019-07-29 2024-01-12 石家庄博安煤矿机械制造有限公司 一种煤矿用液压支撑装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2300894A1 (fr) * 1975-02-12 1976-09-10 Bennes Marrel Dispo

Also Published As

Publication number Publication date
DE1148958B (de) 1963-05-22
NL288874A (zh)
DE1659776A1 (de) 1971-01-21
GB965891A (zh) 1964-08-06
BE629233A (zh)

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