FR919802A - Improvements to hydraulic machines - Google Patents

Improvements to hydraulic machines

Info

Publication number
FR919802A
FR919802A FR919802DA FR919802A FR 919802 A FR919802 A FR 919802A FR 919802D A FR919802D A FR 919802DA FR 919802 A FR919802 A FR 919802A
Authority
FR
France
Prior art keywords
hydraulic machines
machines
hydraulic
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
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson Ltd
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 Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Application granted granted Critical
Publication of FR919802A publication Critical patent/FR919802A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/02—Propulsion of machines for slitting or completely freeing the mineral from the seam by means on the machine exerting a thrust against fixed supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR919802D 1944-03-09 1945-09-28 Improvements to hydraulic machines Expired FR919802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919802X 1944-03-09

Publications (1)

Publication Number Publication Date
FR919802A true FR919802A (en) 1947-03-19

Family

ID=10707994

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919802D Expired FR919802A (en) 1944-03-09 1945-09-28 Improvements to hydraulic machines

Country Status (1)

Country Link
FR (1) FR919802A (en)

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