ZA703596B - Improvements in or relating to the mining or breaking down of rock and like materials - Google Patents

Improvements in or relating to the mining or breaking down of rock and like materials

Info

Publication number
ZA703596B
ZA703596B ZA703596A ZA703596A ZA703596B ZA 703596 B ZA703596 B ZA 703596B ZA 703596 A ZA703596 A ZA 703596A ZA 703596 A ZA703596 A ZA 703596A ZA 703596 B ZA703596 B ZA 703596B
Authority
ZA
South Africa
Prior art keywords
mining
rock
relating
materials
breaking down
Prior art date
Application number
ZA703596A
Inventor
D Walsh
Original Assignee
Park W & Co Forgemasters 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 Park W & Co Forgemasters Ltd filed Critical Park W & Co Forgemasters Ltd
Publication of ZA703596B publication Critical patent/ZA703596B/en

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
    • E21C25/02—Machines slitting solely by one or more percussive tools moved through the seam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/26—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by impact tools, e.g. by chisels or other tools having a cutting edge
    • B28D1/28—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by impact tools, e.g. by chisels or other tools having a cutting edge without cutting edge, e.g. chiseling machines

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
ZA703596A 1969-05-27 1970-05-27 Improvements in or relating to the mining or breaking down of rock and like materials ZA703596B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2673169 1969-05-27

Publications (1)

Publication Number Publication Date
ZA703596B true ZA703596B (en) 1971-01-27

Family

ID=10248354

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA703596A ZA703596B (en) 1969-05-27 1970-05-27 Improvements in or relating to the mining or breaking down of rock and like materials

Country Status (3)

Country Link
AU (1) AU1551670A (en)
DE (1) DE2025639A1 (en)
ZA (1) ZA703596B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1593415A (en) * 1977-08-04 1981-07-15 Macdonald Pneumatic Tools Scabbler machine
CA1338290C (en) * 1989-04-05 1996-04-30 Coski Enterprises, Ltd. Impact kerfing rock cutter and method
US5028092A (en) * 1989-04-05 1991-07-02 Coski Enterprises, Ltd. Impact kerfing rock cutter and method

Also Published As

Publication number Publication date
DE2025639A1 (en) 1970-12-03
AU1551670A (en) 1971-12-02

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