FR1266174A - Improvements to the frames of coal cutters - Google Patents

Improvements to the frames of coal cutters

Info

Publication number
FR1266174A
FR1266174A FR836819A FR836819A FR1266174A FR 1266174 A FR1266174 A FR 1266174A FR 836819 A FR836819 A FR 836819A FR 836819 A FR836819 A FR 836819A FR 1266174 A FR1266174 A FR 1266174A
Authority
FR
France
Prior art keywords
frames
coal cutters
cutters
coal
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
FR836819A
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.)
Austin Hoy and Co Ltd
Original Assignee
Austin Hoy and Co 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 Austin Hoy and Co Ltd filed Critical Austin Hoy and Co Ltd
Priority to FR836819A priority Critical patent/FR1266174A/en
Application granted granted Critical
Publication of FR1266174A publication Critical patent/FR1266174A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
    • E21C25/28—Chains or chain guides
    • E21C25/30—Chain guides
    • E21C25/32—Chain guides specially adapted for curved jibs

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)
FR836819A 1960-08-26 1960-08-26 Improvements to the frames of coal cutters Expired FR1266174A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR836819A FR1266174A (en) 1960-08-26 1960-08-26 Improvements to the frames of coal cutters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836819A FR1266174A (en) 1960-08-26 1960-08-26 Improvements to the frames of coal cutters

Publications (1)

Publication Number Publication Date
FR1266174A true FR1266174A (en) 1961-07-07

Family

ID=8738003

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836819A Expired FR1266174A (en) 1960-08-26 1960-08-26 Improvements to the frames of coal cutters

Country Status (1)

Country Link
FR (1) FR1266174A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4275927A (en) * 1978-08-18 1981-06-30 Gewerkschaft Eisenhutte Westfalia Mineral mining plough with worm adjustable roof cutter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4275927A (en) * 1978-08-18 1981-06-30 Gewerkschaft Eisenhutte Westfalia Mineral mining plough with worm adjustable roof cutter

Similar Documents

Publication Publication Date Title
FR1295672A (en) Improvements to scintillometers
FR1267820A (en) Improvements made to bogies
BE606825A (en) Improvements to windows.
FR1266174A (en) Improvements to the frames of coal cutters
FR1282445A (en) Improvements to frames or frames
FR1255398A (en) Improvements to cowpers
BE599493A (en) Improvements relating to the recovery of Cephalosporin C
FR1260334A (en) Improvements to looms
FR1276123A (en) Improvements to cartridge cut-outs
FR1261780A (en) Improvements to coal cutters
FR1260616A (en) Coal plane
BE601236A (en) Improvements made to charcoal planers
FR1254752A (en) Improvements to the stops
FR78516E (en) Improvements to transistron oscillators
FR1282224A (en) Improvements to anti-rams
BE603629A (en) Coal plane
FR1268330A (en) Improvements made to charcoal planers
FR1272835A (en) Improvements made to charcoal planers
FR1295103A (en) Improvements to trailed coal planers
BE608166A (en) Improvements to trailed coal planers
BE603361A (en) Improvements to the templets of the looms
FR1349080A (en) Improvements to coal cutters
FR1306450A (en) Improvements to charcoal planers
FR1297514A (en) Improvements to the shearers
FR1256107A (en) Improvements to gyroscopes