GB742443A - An improved cutter head for a mineral-mining or earth-boring machine - Google Patents

An improved cutter head for a mineral-mining or earth-boring machine

Info

Publication number
GB742443A
GB742443A GB3067053A GB3067053A GB742443A GB 742443 A GB742443 A GB 742443A GB 3067053 A GB3067053 A GB 3067053A GB 3067053 A GB3067053 A GB 3067053A GB 742443 A GB742443 A GB 742443A
Authority
GB
United Kingdom
Prior art keywords
mineral
cutter head
mining
breaker
earth
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
GB3067053A
Other languages
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.)
JOY SULLIVAN Ltd
WALTER MORRIS SMITH
Original Assignee
JOY SULLIVAN Ltd
WALTER MORRIS SMITH
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
Priority to BE531328D priority Critical patent/BE531328A/xx
Application filed by JOY SULLIVAN Ltd, WALTER MORRIS SMITH filed Critical JOY SULLIVAN Ltd
Priority to GB3067053A priority patent/GB742443A/en
Priority to FR1114349D priority patent/FR1114349A/fr
Publication of GB742443A publication Critical patent/GB742443A/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
    • E21C25/58—Machines slitting by drilling hole on hole

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB3067053A 1953-11-05 1953-11-05 An improved cutter head for a mineral-mining or earth-boring machine Expired GB742443A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE531328D BE531328A (pl) 1953-11-05
GB3067053A GB742443A (en) 1953-11-05 1953-11-05 An improved cutter head for a mineral-mining or earth-boring machine
FR1114349D FR1114349A (fr) 1953-11-05 1954-08-17 Haveuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3067053A GB742443A (en) 1953-11-05 1953-11-05 An improved cutter head for a mineral-mining or earth-boring machine

Publications (1)

Publication Number Publication Date
GB742443A true GB742443A (en) 1955-12-30

Family

ID=10311295

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3067053A Expired GB742443A (en) 1953-11-05 1953-11-05 An improved cutter head for a mineral-mining or earth-boring machine

Country Status (3)

Country Link
BE (1) BE531328A (pl)
FR (1) FR1114349A (pl)
GB (1) GB742443A (pl)

Also Published As

Publication number Publication date
FR1114349A (fr) 1956-04-11
BE531328A (pl)

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