ZA732541B - Insert cutter for cutting kerfs - Google Patents

Insert cutter for cutting kerfs

Info

Publication number
ZA732541B
ZA732541B ZA732541A ZA732541A ZA732541B ZA 732541 B ZA732541 B ZA 732541B ZA 732541 A ZA732541 A ZA 732541A ZA 732541 A ZA732541 A ZA 732541A ZA 732541 B ZA732541 B ZA 732541B
Authority
ZA
South Africa
Prior art keywords
insert cutter
cutting kerfs
kerfs
cutting
cutter
Prior art date
Application number
ZA732541A
Other languages
English (en)
Inventor
E Ott
W Conn
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Publication of ZA732541B publication Critical patent/ZA732541B/xx

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
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-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)
  • Excavating Of Shafts Or Tunnels (AREA)
ZA732541A 1972-05-08 1973-04-12 Insert cutter for cutting kerfs ZA732541B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25160772A 1972-05-08 1972-05-08

Publications (1)

Publication Number Publication Date
ZA732541B true ZA732541B (en) 1974-03-27

Family

ID=22952672

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA732541A ZA732541B (en) 1972-05-08 1973-04-12 Insert cutter for cutting kerfs

Country Status (9)

Country Link
JP (1) JPS4961905A (OSRAM)
AU (1) AU475924B2 (OSRAM)
CA (1) CA975389A (OSRAM)
DE (1) DE2323603A1 (OSRAM)
FR (1) FR2183904A1 (OSRAM)
GB (1) GB1410534A (OSRAM)
NO (1) NO139495C (OSRAM)
SE (1) SE404055B (OSRAM)
ZA (1) ZA732541B (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323615C2 (de) * 1983-06-30 1985-06-27 Erweka Apparatebau GmbH, 6056 Heusenstamm Vorrichtung und Verfahren zur Entnahme und Messung von Proben
SE8307010L (sv) * 1983-12-19 1985-06-20 Santrade Ltd Stift for slagborrande borrkrona och borrkrona derfor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385385A (en) * 1966-04-01 1968-05-28 Reed Roller Bit Co Drill bit

Also Published As

Publication number Publication date
NO139495B (no) 1978-12-11
NO139495C (no) 1984-06-21
AU475924B2 (en) 1976-09-09
GB1410534A (en) 1975-10-15
JPS4961905A (OSRAM) 1974-06-15
CA975389A (en) 1975-09-30
AU5472073A (en) 1974-10-24
SE404055B (sv) 1978-09-18
DE2323603A1 (de) 1973-11-22
FR2183904A1 (OSRAM) 1973-12-21

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