BE592927A - Pressure relief valve for hydraulic mine props. - Google Patents

Pressure relief valve for hydraulic mine props.

Info

Publication number
BE592927A
BE592927A BE592927A BE592927A BE592927A BE 592927 A BE592927 A BE 592927A BE 592927 A BE592927 A BE 592927A BE 592927 A BE592927 A BE 592927A BE 592927 A BE592927 A BE 592927A
Authority
BE
Belgium
Prior art keywords
relief valve
pressure relief
mine props
hydraulic mine
hydraulic
Prior art date
Application number
BE592927A
Other languages
French (fr)
Original Assignee
Bwg Bergwerk Walzwerk
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 Bwg Bergwerk Walzwerk filed Critical Bwg Bergwerk Walzwerk
Publication of BE592927A publication Critical patent/BE592927A/en

Links

Classifications

    • 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
    • E21D15/512—Arrangement of valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Safety Valves (AREA)
  • Check Valves (AREA)
  • Lift Valve (AREA)
BE592927A 1959-08-31 1960-07-13 Pressure relief valve for hydraulic mine props. BE592927A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB54626A DE1087998B (en) 1959-08-31 1959-08-31 Pressure relief valve for hydraulic pit ram

Publications (1)

Publication Number Publication Date
BE592927A true BE592927A (en) 1960-10-31

Family

ID=6970677

Family Applications (1)

Application Number Title Priority Date Filing Date
BE592927A BE592927A (en) 1959-08-31 1960-07-13 Pressure relief valve for hydraulic mine props.

Country Status (3)

Country Link
BE (1) BE592927A (en)
DE (1) DE1087998B (en)
GB (1) GB936304A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE928945C (en) * 1951-06-09 1955-06-16 Eisenwerk Wanheim G M B H Adjustable hydraulic pit ram
BE560360A (en) * 1956-08-29

Also Published As

Publication number Publication date
GB936304A (en) 1963-09-11
DE1087998B (en) 1960-09-01

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