FR1126374A - Taillant rapporté pour perforatrices de roche - Google Patents

Taillant rapporté pour perforatrices de roche

Info

Publication number
FR1126374A
FR1126374A FR1126374DA FR1126374A FR 1126374 A FR1126374 A FR 1126374A FR 1126374D A FR1126374D A FR 1126374DA FR 1126374 A FR1126374 A FR 1126374A
Authority
FR
France
Prior art keywords
cutting edge
rock drills
drills
rock
cutting
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)
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.)
Sandvik AB
Original Assignee
Sandvik AB
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 Sandvik AB filed Critical Sandvik AB
Application granted granted Critical
Publication of FR1126374A publication Critical patent/FR1126374A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR1126374D 1954-06-28 1955-06-23 Taillant rapporté pour perforatrices de roche Expired FR1126374A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1126374X 1954-06-28

Publications (1)

Publication Number Publication Date
FR1126374A true FR1126374A (fr) 1956-11-21

Family

ID=20420613

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1126374D Expired FR1126374A (fr) 1954-06-28 1955-06-23 Taillant rapporté pour perforatrices de roche

Country Status (1)

Country Link
FR (1) FR1126374A (fr)

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