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BE875760A - ROTARY DRILL BIT FOR DEEP DRILLS - Google Patents

ROTARY DRILL BIT FOR DEEP DRILLS

Info

Publication number
BE875760A
BE875760A BE0/194762A BE194762A BE875760A BE 875760 A BE875760 A BE 875760A BE 0/194762 A BE0/194762 A BE 0/194762A BE 194762 A BE194762 A BE 194762A BE 875760 A BE875760 A BE 875760A
Authority
BE
Belgium
Prior art keywords
drill bit
rotary drill
drills
deep
deep drills
Prior art date
Application number
BE0/194762A
Other languages
French (fr)
Inventor
R Jurgens
C Phaal
Original Assignee
Christensen Inc
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 Christensen Inc filed Critical Christensen Inc
Publication of BE875760A publication Critical patent/BE875760A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/30—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools lathes or like tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/141—Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness
    • B23B27/145—Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness characterised by having a special shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
    • B23B27/148—Composition of the cutting inserts
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/31—Diamond

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling Tools (AREA)
BE0/194762A 1978-04-21 1979-04-20 ROTARY DRILL BIT FOR DEEP DRILLS BE875760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00782286A ZA782286B (en) 1978-04-21 1978-04-21 Abrasive bodies

Publications (1)

Publication Number Publication Date
BE875760A true BE875760A (en) 1979-08-16

Family

ID=25572846

Family Applications (2)

Application Number Title Priority Date Filing Date
BE0/194762A BE875760A (en) 1978-04-21 1979-04-20 ROTARY DRILL BIT FOR DEEP DRILLS
BE0/194761A BE875759A (en) 1978-04-21 1979-04-20 CUTTING ELEMENT FOR WORKING ROCKS, METALS AND SIMILAR MATERIALS

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE0/194761A BE875759A (en) 1978-04-21 1979-04-20 CUTTING ELEMENT FOR WORKING ROCKS, METALS AND SIMILAR MATERIALS

Country Status (5)

Country Link
JP (1) JPS6023934B2 (en)
BE (2) BE875760A (en)
DE (1) DE2910347C2 (en)
FR (1) FR2423313B1 (en)
ZA (1) ZA782286B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA794097B (en) * 1978-10-02 1980-11-26 Gen Electric Cutter shapes for rock drilling with drag bits
DE3016740A1 (en) * 1980-04-30 1981-11-05 Lach-Spezial-Werkzeuge Gmbh, 6450 Hanau DRESSING TOOL
DE3114749C2 (en) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Wedge-shaped cutting link for rotary drill bits for deep drilling
GB2138864B (en) * 1983-04-28 1986-07-30 Sumitomo Metal Mining Co Roller drill bits
CA1220059A (en) * 1983-10-03 1987-04-07 Edmund Isakov Two-prong rotary bit, especially for use with roof drills, and insert therefor
JPS61156022U (en) * 1985-03-18 1986-09-27
DE8800342U1 (en) * 1988-01-14 1988-02-25 Diamant-Gesellschaft Tesch GmbH, 7140 Ludwigsburg Tool for lathes or milling machines
US5405711A (en) * 1993-09-20 1995-04-11 Valenite Inc. Indexable inserts with polycrystalline cutting edge
US6109377A (en) * 1997-07-15 2000-08-29 Kennametal Inc. Rotatable cutting bit assembly with cutting inserts
WO1999004128A2 (en) * 1997-07-15 1999-01-28 Kennametal, Inc. Rotatable cutting bit assembly with cutting inserts
US6176332B1 (en) 1998-12-31 2001-01-23 Kennametal Inc. Rotatable cutting bit assembly with cutting inserts

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE611860C (en) * 1929-04-23 1935-04-08 Aeg Process for the production of a hard sintered alloy containing diamond dust and tools made therefrom
DE627862C (en) * 1929-09-05 1936-03-24 Aeg Tool cutting edge and process for their manufacture
US1952002A (en) * 1933-04-22 1934-03-20 Jessop Steel Company Process of manufacturing composite steel articles
US2275021A (en) * 1938-07-01 1942-03-03 Budd Induction Heating Inc Process of making tools
CH215460A (en) * 1939-01-03 1941-06-30 Krupp Ag Carbide moldings.
US3106973A (en) * 1960-09-26 1963-10-15 Christensen Diamond Prod Co Rotary drill bits
US3702573A (en) * 1969-03-19 1972-11-14 Kennametal Inc Cermet product and method and apparatus for the manufacture thereof
US3831428A (en) * 1973-03-26 1974-08-27 Gen Electric Composite wire drawing die
US3745623A (en) * 1971-12-27 1973-07-17 Gen Electric Diamond tools for machining

Also Published As

Publication number Publication date
BE875759A (en) 1979-08-16
ZA782286B (en) 1979-10-31
FR2423313B1 (en) 1986-08-01
JPS5511786A (en) 1980-01-26
FR2423313A1 (en) 1979-11-16
DE2910347A1 (en) 1979-10-25
JPS6023934B2 (en) 1985-06-10
DE2910347C2 (en) 1981-10-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CHRISTENSEN INC.

Effective date: 19900430