PL242656A1 - Fluid control valve in particular for pressurized hydraulic systems of piston-type advancing mechanisms for members of self-advanicing roof supports used in inderground mining - Google Patents

Fluid control valve in particular for pressurized hydraulic systems of piston-type advancing mechanisms for members of self-advanicing roof supports used in inderground mining

Info

Publication number
PL242656A1
PL242656A1 PL24265683A PL24265683A PL242656A1 PL 242656 A1 PL242656 A1 PL 242656A1 PL 24265683 A PL24265683 A PL 24265683A PL 24265683 A PL24265683 A PL 24265683A PL 242656 A1 PL242656 A1 PL 242656A1
Authority
PL
Poland
Prior art keywords
inderground
advanicing
mining
piston
members
Prior art date
Application number
PL24265683A
Other languages
English (en)
Original Assignee
Thyssen Industrie
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 Thyssen Industrie filed Critical Thyssen Industrie
Publication of PL242656A1 publication Critical patent/PL242656A1/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Sliding Valves (AREA)
  • Multiple-Way Valves (AREA)
PL24265683A 1982-06-24 1983-06-23 Fluid control valve in particular for pressurized hydraulic systems of piston-type advancing mechanisms for members of self-advanicing roof supports used in inderground mining PL242656A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823223591 DE3223591A1 (de) 1982-06-24 1982-06-24 Steuerventil, insbesondere fuer einen hydraulischen schreitausbau mit wasserhydraulik

Publications (1)

Publication Number Publication Date
PL242656A1 true PL242656A1 (en) 1984-02-13

Family

ID=6166742

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24265683A PL242656A1 (en) 1982-06-24 1983-06-23 Fluid control valve in particular for pressurized hydraulic systems of piston-type advancing mechanisms for members of self-advanicing roof supports used in inderground mining

Country Status (4)

Country Link
CS (1) CS450583A2 (ru)
DE (1) DE3223591A1 (ru)
PL (1) PL242656A1 (ru)
SU (1) SU1358790A3 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3506185A1 (de) * 1985-02-22 1986-08-28 Thyssen Industrie AG Schmiedetechnik/Bergbautechnik, 4100 Duisburg Steuerventil fuer schreitausbau
CN100359188C (zh) * 2004-03-19 2008-01-02 王冠军 液压多路阀

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2056809A1 (de) * 1970-11-19 1972-05-25 Rexroth Gmbh G L Steuerventil mit Vorsteuergerät
DE2157347A1 (de) * 1970-11-18 1972-07-27 Girling Ltd Ventil, insbesondere für hydraulisch betätigbare Kraftfahrzeugbremsanlagen
DE2832964C2 (de) * 1978-07-27 1982-09-09 Thyssen Industrie Ag, 4300 Essen Überdruckventil, vornehmlich für hydraulische Schubkolbengetriebe von Ausbauelementen des untertägigen Grubenbetriebes

Also Published As

Publication number Publication date
SU1358790A3 (ru) 1987-12-07
CS450583A2 (en) 1984-03-20
DE3223591A1 (de) 1983-12-29

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