GB1550353A - Mineral cutting picks and boxes - Google Patents

Mineral cutting picks and boxes

Info

Publication number
GB1550353A
GB1550353A GB1537975A GB1537975A GB1550353A GB 1550353 A GB1550353 A GB 1550353A GB 1537975 A GB1537975 A GB 1537975A GB 1537975 A GB1537975 A GB 1537975A GB 1550353 A GB1550353 A GB 1550353A
Authority
GB
United Kingdom
Prior art keywords
boxes
cutting picks
mineral cutting
mineral
picks
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
GB1537975A
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.)
Wickman Wimet Ltd
Original Assignee
Wickman Wimet 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 Wickman Wimet Ltd filed Critical Wickman Wimet Ltd
Priority to GB1537975A priority Critical patent/GB1550353A/en
Publication of GB1550353A publication Critical patent/GB1550353A/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)
GB1537975A 1976-05-17 1976-05-17 Mineral cutting picks and boxes Expired GB1550353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1537975A GB1550353A (en) 1976-05-17 1976-05-17 Mineral cutting picks and boxes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1537975A GB1550353A (en) 1976-05-17 1976-05-17 Mineral cutting picks and boxes

Publications (1)

Publication Number Publication Date
GB1550353A true GB1550353A (en) 1979-08-15

Family

ID=10058127

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1537975A Expired GB1550353A (en) 1976-05-17 1976-05-17 Mineral cutting picks and boxes

Country Status (1)

Country Link
GB (1) GB1550353A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0151537A2 (en) * 1984-01-31 1985-08-14 Nl Industries Inc. Improved drill bit and cutter therefor
US4862977A (en) * 1984-01-31 1989-09-05 Reed Tool Company, Ltd. Drill bit and cutter therefor
US4998574A (en) * 1989-12-01 1991-03-12 Kennametal Inc. Cutting bit and block mount
US5005622A (en) * 1990-02-16 1991-04-09 Kennametal Inc. Block and locking mechanism for a stump grinding cutter bit and method of securing and retaining
DE4121674C1 (en) * 1991-06-29 1993-02-11 Boart Hwf Gmbh & Co Kg, Hartmetallwerkzeugfabrik, 6419 Burghaun, De
US5683144A (en) * 1993-07-06 1997-11-04 Wirtgen Gmbh Cutting element with a base element and chisel holder

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0151537A2 (en) * 1984-01-31 1985-08-14 Nl Industries Inc. Improved drill bit and cutter therefor
EP0151537A3 (en) * 1984-01-31 1986-05-28 Nl Industries Inc. Improved drill bit and cutter therefor
US4862977A (en) * 1984-01-31 1989-09-05 Reed Tool Company, Ltd. Drill bit and cutter therefor
US4998574A (en) * 1989-12-01 1991-03-12 Kennametal Inc. Cutting bit and block mount
US5005622A (en) * 1990-02-16 1991-04-09 Kennametal Inc. Block and locking mechanism for a stump grinding cutter bit and method of securing and retaining
DE4121674C1 (en) * 1991-06-29 1993-02-11 Boart Hwf Gmbh & Co Kg, Hartmetallwerkzeugfabrik, 6419 Burghaun, De
US5683144A (en) * 1993-07-06 1997-11-04 Wirtgen Gmbh Cutting element with a base element and chisel holder

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee