FR1010001A - Assembly method for props caps - Google Patents

Assembly method for props caps

Info

Publication number
FR1010001A
FR1010001A FR1010001DA FR1010001A FR 1010001 A FR1010001 A FR 1010001A FR 1010001D A FR1010001D A FR 1010001DA FR 1010001 A FR1010001 A FR 1010001A
Authority
FR
France
Prior art keywords
props
caps
assembly method
assembly
props caps
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)
Inventor
Friedrich Scheer
August Dragon
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.)
Mueller & Borggrafe O H Hg
Original Assignee
Mueller & Borggrafe O H Hg
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 Mueller & Borggrafe O H Hg filed Critical Mueller & Borggrafe O H Hg
Application granted granted Critical
Publication of FR1010001A publication Critical patent/FR1010001A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type

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)
FR1010001D 1948-07-21 1948-07-21 Assembly method for props caps Expired FR1010001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1010001T 1948-07-21

Publications (1)

Publication Number Publication Date
FR1010001A true FR1010001A (en) 1952-06-06

Family

ID=9568660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1010001D Expired FR1010001A (en) 1948-07-21 1948-07-21 Assembly method for props caps

Country Status (1)

Country Link
FR (1) FR1010001A (en)

Similar Documents

Publication Publication Date Title
FR993741A (en) Improvements to tire casings
FR1011146A (en) Improvements to panels for construction
FR1010001A (en) Assembly method for props caps
FR978095A (en) eyeshadow case
FR972279A (en) Pouring funnel
FR973957A (en) Multi-mold
FR968622A (en) Pillar for caving
FR1011241A (en) Fuse improvements
FR969425A (en) Flapper for loom
FR62104E (en) Sep-coulter for plows
FR973035A (en) Sep-coulter for plows
FR984716A (en) metal prop for mines
FR981369A (en) Infill panel for files
FR1010052A (en) Elastic coupling for high speeds
FR1008737A (en) Upper
FR975034A (en) Dropper
FR58609E (en) Dropper
FR970656A (en) Elements for sliding clasps
FR971821A (en) Improvements to tire casings
AT170889B (en) Degasser
FR970459A (en) metal prop for mines
FR978094A (en) eyeshadow case
FR58630E (en) Composition for joints
FR58947E (en) Windshield for cycles
FR58472E (en) Cross Block