FR1106828A - Tête de havense ou tarière - Google Patents

Tête de havense ou tarière

Info

Publication number
FR1106828A
FR1106828A FR1106828DA FR1106828A FR 1106828 A FR1106828 A FR 1106828A FR 1106828D A FR1106828D A FR 1106828DA FR 1106828 A FR1106828 A FR 1106828A
Authority
FR
France
Prior art keywords
havense
auger
head
havense head
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
Other languages
English (en)
French (fr)
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
Original Assignee
JOY SULLIVAN 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 JOY SULLIVAN Ltd filed Critical JOY SULLIVAN Ltd
Application granted granted Critical
Publication of FR1106828A publication Critical patent/FR1106828A/fr
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)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)
FR1106828D 1953-08-24 1954-08-17 Tête de havense ou tarière Expired FR1106828A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2326253A GB741903A (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
FR1106828A true FR1106828A (fr) 1955-12-23

Family

ID=10192805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1106828D Expired FR1106828A (fr) 1953-08-24 1954-08-17 Tête de havense ou tarière

Country Status (4)

Country Link
BE (1) BE531325A (zh)
DE (1) DE959273C (zh)
FR (1) FR1106828A (zh)
GB (1) GB741903A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1600964A (en) * 1978-05-10 1981-10-21 Rotaflex Ltd Electrical fittings

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR587002A (fr) * 1924-10-02 1925-04-09 Extracteur de charbon et de pierres
US2562841A (en) * 1949-07-13 1951-07-31 Charles E Compton Mining machine head

Also Published As

Publication number Publication date
BE531325A (zh)
GB741903A (en) 1955-12-14
DE959273C (de) 1957-03-07

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