GB948000A - Drill bit - Google Patents

Drill bit

Info

Publication number
GB948000A
GB948000A GB970960A GB970960A GB948000A GB 948000 A GB948000 A GB 948000A GB 970960 A GB970960 A GB 970960A GB 970960 A GB970960 A GB 970960A GB 948000 A GB948000 A GB 948000A
Authority
GB
United Kingdom
Prior art keywords
insert
drill bit
march
ridge
ridges
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
GB970960A
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
Sandvikens Jernverks 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 Sandvikens Jernverks AB filed Critical Sandvikens Jernverks AB
Publication of GB948000A publication Critical patent/GB948000A/en
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)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB970960A 1959-03-19 1960-03-18 Drill bit Expired GB948000A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE265459A SE301620B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1959-03-19 1959-03-19

Publications (1)

Publication Number Publication Date
GB948000A true GB948000A (en) 1964-01-29

Family

ID=20260392

Family Applications (1)

Application Number Title Priority Date Filing Date
GB970960A Expired GB948000A (en) 1959-03-19 1960-03-18 Drill bit

Country Status (2)

Country Link
GB (1) GB948000A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE301620B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
SE301620B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-06-17

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