DE8800088U1 - Synchronsteuerung von Pumpen - Google Patents

Synchronsteuerung von Pumpen

Info

Publication number
DE8800088U1
DE8800088U1 DE8800088U DE8800088U DE8800088U1 DE 8800088 U1 DE8800088 U1 DE 8800088U1 DE 8800088 U DE8800088 U DE 8800088U DE 8800088 U DE8800088 U DE 8800088U DE 8800088 U1 DE8800088 U1 DE 8800088U1
Authority
DE
Germany
Prior art keywords
pumps
pressure
control
pressure line
main control
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
DE8800088U
Other languages
German (de)
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.)
RAG AG
Original Assignee
Ruhrkohle AG
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 Ruhrkohle AG filed Critical Ruhrkohle AG
Priority to DE8800088U priority Critical patent/DE8800088U1/de
Publication of DE8800088U1 publication Critical patent/DE8800088U1/de
Expired legal-status Critical Current

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)
  • Control Of Positive-Displacement Pumps (AREA)
DE8800088U 1988-01-07 1988-01-07 Synchronsteuerung von Pumpen Expired DE8800088U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8800088U DE8800088U1 (de) 1988-01-07 1988-01-07 Synchronsteuerung von Pumpen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8800088U DE8800088U1 (de) 1988-01-07 1988-01-07 Synchronsteuerung von Pumpen

Publications (1)

Publication Number Publication Date
DE8800088U1 true DE8800088U1 (de) 1988-03-10

Family

ID=6819323

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8800088U Expired DE8800088U1 (de) 1988-01-07 1988-01-07 Synchronsteuerung von Pumpen

Country Status (1)

Country Link
DE (1) DE8800088U1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD387085S (en) 1995-07-24 1997-12-02 Seiko Epson Corporation Computer printer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD387085S (en) 1995-07-24 1997-12-02 Seiko Epson Corporation Computer printer

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