BE531326A - - Google Patents

Info

Publication number
BE531326A
BE531326A BE531326DA BE531326A BE 531326 A BE531326 A BE 531326A BE 531326D A BE531326D A BE 531326DA BE 531326 A BE531326 A BE 531326A
Authority
BE
Belgium
Application number
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.)
Publication of BE531326A publication Critical patent/BE531326A/xx

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)
BE531326D 1953-08-24 BE531326A (enrdf_load_html_response)

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
BE531326A true BE531326A (enrdf_load_html_response)

Family

ID=10192825

Family Applications (1)

Application Number Title Priority Date Filing Date
BE531326D BE531326A (enrdf_load_html_response) 1953-08-24

Country Status (4)

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

Families Citing this family (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

Also Published As

Publication number Publication date
DE963323C (de) 1957-05-09
GB741904A (en) 1955-12-14
FR1114347A (fr) 1956-04-11

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