GB636170A - Improvements in or relating to chains for coal cutters - Google Patents

Improvements in or relating to chains for coal cutters

Info

Publication number
GB636170A
GB636170A GB3127148A GB3127148A GB636170A GB 636170 A GB636170 A GB 636170A GB 3127148 A GB3127148 A GB 3127148A GB 3127148 A GB3127148 A GB 3127148A GB 636170 A GB636170 A GB 636170A
Authority
GB
United Kingdom
Prior art keywords
chains
relating
coal
coal cutters
cutters
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
GB3127148A
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 GB3127148A priority Critical patent/GB636170A/en
Publication of GB636170A publication Critical patent/GB636170A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders

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)
  • Solid Fuels And Fuel-Associated Substances (AREA)

Abstract

636,170. Chains. HOY & CO., Ltd., A., and PROCTER, S. E. June 19, 1947, No. 31271/48. Divided out of 619,233. Drawings to Specification. [Class 24] [Also in Group XXI] The coal-cutter chain is identical to that described and illustrated in Specification 619,233.
GB3127148A 1947-06-19 1947-06-19 Improvements in or relating to chains for coal cutters Expired GB636170A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3127148A GB636170A (en) 1947-06-19 1947-06-19 Improvements in or relating to chains for coal cutters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3127148A GB636170A (en) 1947-06-19 1947-06-19 Improvements in or relating to chains for coal cutters

Publications (1)

Publication Number Publication Date
GB636170A true GB636170A (en) 1950-04-26

Family

ID=10320616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3127148A Expired GB636170A (en) 1947-06-19 1947-06-19 Improvements in or relating to chains for coal cutters

Country Status (1)

Country Link
GB (1) GB636170A (en)

Similar Documents

Publication Publication Date Title
GB1446600A (en) Jaw clutch apparatus
GB626080A (en) Improvements in or relating to coal cutter chains
FR2234221B1 (en)
GB636170A (en) Improvements in or relating to chains for coal cutters
GB774785A (en) Improvements in flow-control apparatus for wells
GB839339A (en) Improvements relating to blowout preventers
GB750038A (en) Improvements in or relating to electric incinerators
GB672204A (en) Improvements in or relating to land grubbers
GB686507A (en) Improvements relating to multi-section dolphins for ships
GB711230A (en) Improvements in or relating to pipe wrenches
GB643259A (en) Improvements in or relating to turbine or the like wheels
GB617861A (en) Improvements in or relating to crates
GB1399246A (en) Device for incorporation in a drive assembly for mining equipment
GB786332A (en) Improvements in mine roof supports
AU155251B2 (en) Improvements in and relating to coal cutter chains
GB646556A (en) Improvements in or relating to fastening devices
GB1278066A (en) Improvements in or relating to clasp knives
GB1017874A (en) Sealing devices
AU956952A (en) Improvements in and relating to coal cutter chains
GB240250A (en) Improvements relating to picture-hanging and like rails
GB776816A (en) Side delivery rake
GB870495A (en) Improvements in or relating to coal cutter chains
GB778704A (en) Improvements in or relating to reciprocating pumps
GB658437A (en) Improvements relating to trawling gear
GB621898A (en) Improvements in or relating to crates and the like