ZA782286B - Abrasive bodies - Google Patents

Abrasive bodies

Info

Publication number
ZA782286B
ZA782286B ZA00782286A ZA782286A ZA782286B ZA 782286 B ZA782286 B ZA 782286B ZA 00782286 A ZA00782286 A ZA 00782286A ZA 782286 A ZA782286 A ZA 782286A ZA 782286 B ZA782286 B ZA 782286B
Authority
ZA
South Africa
Prior art keywords
abrasive bodies
abrasive
bodies
Prior art date
Application number
ZA00782286A
Other languages
English (en)
Inventor
R Juergens
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
Priority to ZA00782286A priority Critical patent/ZA782286B/xx
Priority to DE2910347A priority patent/DE2910347C2/de
Priority to FR7909943A priority patent/FR2423626B1/fr
Priority to FR7909944A priority patent/FR2423313B1/fr
Priority to BE0/194761A priority patent/BE875759A/xx
Priority to JP54048898A priority patent/JPS6023934B2/ja
Priority to BE0/194762A priority patent/BE875760A/xx
Priority to GB7913852A priority patent/GB2022476B/en
Publication of ZA782286B publication Critical patent/ZA782286B/xx

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)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
ZA00782286A 1978-04-21 1978-04-21 Abrasive bodies ZA782286B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ZA00782286A ZA782286B (en) 1978-04-21 1978-04-21 Abrasive bodies
DE2910347A DE2910347C2 (de) 1978-04-21 1979-03-16 Drehbohrmeißel für Tiefbohrungen im Gestein
FR7909943A FR2423626B1 (fr) 1978-04-21 1979-04-19 Trepan de forage rotatif pour forages profonds
FR7909944A FR2423313B1 (fr) 1978-04-21 1979-04-19 Element de coupe pour le travail de roches, de metaux et de matieres analogues
BE0/194761A BE875759A (fr) 1978-04-21 1979-04-20 Element de coupe pour le travail de roches, de metaux et de matieres analogues
JP54048898A JPS6023934B2 (ja) 1978-04-21 1979-04-20 岩石、金属等の加工用切削要素の製造方法
BE0/194762A BE875760A (fr) 1978-04-21 1979-04-20 Trepan de forage rotatif pour forages profonds
GB7913852A GB2022476B (en) 1978-04-21 1979-04-20 Rotary boring bit

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
ZA782286B true ZA782286B (en) 1979-10-31

Family

ID=25572846

Family Applications (1)

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

Country Status (5)

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

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 (de) * 1980-04-30 1981-11-05 Lach-Spezial-Werkzeuge Gmbh, 6450 Hanau Abrichtwerkzeug
DE3114749C2 (de) * 1981-04-11 1983-10-27 Christensen, Inc., 84115 Salt Lake City, Utah Keilförmiges Schneidglied für Drehbohrmeißel zum Tiefbohren
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 (xx) * 1985-03-18 1986-09-27
DE8800342U1 (xx) * 1988-01-14 1988-02-25 Diamant-Gesellschaft Tesch Gmbh, 7140 Ludwigsburg, De
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
AU740125B2 (en) * 1997-07-15 2001-11-01 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 (de) * 1929-04-23 1935-04-08 Aeg Verfahren zur Herstellung einer Diamantstaub enthaltenden harten Sinterlegierung und daraus bestehender Werkzeuge
DE627862C (de) * 1929-09-05 1936-03-24 Aeg Werkzeugschneide und Verfahren zu ihrer Herstellung
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 (de) * 1939-01-03 1941-06-30 Krupp Ag Hartmetallformkörper.
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
JPS5511786A (en) 1980-01-26
BE875759A (fr) 1979-08-16
BE875760A (fr) 1979-08-16
JPS6023934B2 (ja) 1985-06-10
FR2423313A1 (fr) 1979-11-16
FR2423313B1 (fr) 1986-08-01
DE2910347A1 (de) 1979-10-25
DE2910347C2 (de) 1981-10-01

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