GB741904A - 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
GB741904A
GB741904A GB2326353A GB2326353A GB741904A GB 741904 A GB741904 A GB 741904A GB 2326353 A GB2326353 A GB 2326353A GB 2326353 A GB2326353 A GB 2326353A GB 741904 A GB741904 A GB 741904A
Authority
GB
United Kingdom
Prior art keywords
mineral
cutter head
breaker
mining
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
GB2326353A
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 BE531326D priority Critical patent/BE531326A/xx
Application filed by JOY SULLIVAN Ltd, WALTER MORRIS SMITH filed Critical JOY SULLIVAN Ltd
Priority to GB2326353A priority patent/GB741904A/en
Priority to FR1114347D priority patent/FR1114347A/fr
Priority to DEJ9049A priority patent/DE963323C/de
Publication of GB741904A publication Critical patent/GB741904A/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)
  • Earth Drilling (AREA)
GB2326353A 1953-08-24 1953-08-24 An improved cutter head for a mineral-mining or earth-boring machine Expired GB741904A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE531326D BE531326A (enrdf_load_stackoverflow) 1953-08-24
GB2326353A GB741904A (en) 1953-08-24 1953-08-24 An improved cutter head for a mineral-mining or earth-boring machine
FR1114347D FR1114347A (fr) 1953-08-24 1954-08-17 Tête de haveuse ou tarière perfectionnée
DEJ9049A DE963323C (de) 1953-08-24 1954-08-22 Drehbohrkopf einer Kohlengewinnungsbohrmaschine mit Kernbrecher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2326353A GB741904A (en) 1953-08-24 1953-08-24 An improved cutter head for a mineral-mining or earth-boring machine

Publications (1)

Publication Number Publication Date
GB741904A true GB741904A (en) 1955-12-14

Family

ID=10192825

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2326353A Expired GB741904A (en) 1953-08-24 1953-08-24 An improved cutter head for a mineral-mining or earth-boring machine

Country Status (4)

Country Link
BE (1) BE531326A (enrdf_load_stackoverflow)
DE (1) DE963323C (enrdf_load_stackoverflow)
FR (1) FR1114347A (enrdf_load_stackoverflow)
GB (1) GB741904A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954219A (en) * 1958-02-28 1960-09-27 Joy Mfg Co Screw wedge burster

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2250670A (en) * 1939-01-20 1941-07-29 Joy Mfg Co Drilling apparatus
US2399074A (en) * 1945-06-13 1946-04-23 Charles E Tibbals Breaking down mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954219A (en) * 1958-02-28 1960-09-27 Joy Mfg Co Screw wedge burster

Also Published As

Publication number Publication date
DE963323C (de) 1957-05-09
BE531326A (enrdf_load_stackoverflow)
FR1114347A (fr) 1956-04-11

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