ZA957237B - Concave cutte bit - Google Patents

Concave cutte bit

Info

Publication number
ZA957237B
ZA957237B ZA957237A ZA957237A ZA957237B ZA 957237 B ZA957237 B ZA 957237B ZA 957237 A ZA957237 A ZA 957237A ZA 957237 A ZA957237 A ZA 957237A ZA 957237 B ZA957237 B ZA 957237B
Authority
ZA
South Africa
Prior art keywords
cutte
concave
bit
cutte bit
concave cutte
Prior art date
Application number
ZA957237A
Other languages
English (en)
Inventor
Wayne H Beach
Original Assignee
Kennametal 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 Kennametal Inc filed Critical Kennametal Inc
Publication of ZA957237B publication Critical patent/ZA957237B/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
    • E21B10/46—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Disintegrating Or Milling (AREA)
  • Handling Of Sheets (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
ZA957237A 1994-10-14 1995-08-29 Concave cutte bit ZA957237B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32348194A 1994-10-14 1994-10-14

Publications (1)

Publication Number Publication Date
ZA957237B true ZA957237B (en) 1996-04-17

Family

ID=23259388

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA957237A ZA957237B (en) 1994-10-14 1995-08-29 Concave cutte bit

Country Status (10)

Country Link
EP (1) EP0784733A1 (xx)
JP (1) JPH10508666A (xx)
CN (1) CN1160431A (xx)
AU (1) AU683404B2 (xx)
CA (1) CA2198102A1 (xx)
DE (1) DE784733T1 (xx)
ES (1) ES2104523T1 (xx)
RU (1) RU2126483C1 (xx)
WO (1) WO1996012084A1 (xx)
ZA (1) ZA957237B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3392450B1 (en) * 2017-04-18 2022-10-19 Sandvik Intellectual Property AB Cutting apparatus
AU2019397600A1 (en) * 2018-12-12 2021-07-29 Master Sinkers (Pty) Ltd Cutter head arrangement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1188305A (en) * 1966-08-10 1970-04-15 Coal Industry Patents Ltd Improvements in Rotary Cutter Tools for Tunnelling and like Machines
GB1284539A (en) * 1968-12-07 1972-08-09 Marwin Mining Tools Ltd Mineral cutting tools
CS202186B1 (en) * 1977-11-29 1980-12-31 Jaroslav Vasek Knite incl. the knife holder determined for disconnectig the materials part. rocks
FR2521633A1 (fr) * 1982-02-18 1983-08-19 Guillet Justin Trepan pour la perforation de materiaux tels que roche ou beton
DE3403480A1 (de) * 1984-02-01 1985-08-08 Siku GmbH Metall- und Kunststoffwarenfabrik, Rickenbach Werkzeug
MX161103A (es) * 1986-03-13 1990-07-31 Smith International Barrena rotatoria de arrastre para perforacion de pozos
US4911504A (en) * 1988-07-20 1990-03-27 Kennametal Inc. Cutter bit and tip
US5078219A (en) * 1990-07-16 1992-01-07 The United States Of America As Represented By The Secretary Of The Interior Concave drag bit cutter device and method
GB9224627D0 (en) * 1992-11-24 1993-01-13 De Beers Ind Diamond Drill bit
US5333938A (en) * 1993-06-28 1994-08-02 Caterpillar Inc. Cutter bit

Also Published As

Publication number Publication date
EP0784733A1 (en) 1997-07-23
ES2104523T1 (es) 1997-10-16
CN1160431A (zh) 1997-09-24
CA2198102A1 (en) 1996-04-25
JPH10508666A (ja) 1998-08-25
AU3206995A (en) 1996-05-06
DE784733T1 (de) 1998-01-02
WO1996012084A1 (en) 1996-04-25
AU683404B2 (en) 1997-11-06
RU2126483C1 (ru) 1999-02-20

Similar Documents

Publication Publication Date Title
US5435400B1 (en) Lateral well drilling
GB2302052B (en) Rotatable cutting bit assembly
GB2330850B (en) Earth-boring bit
GB2317632B (en) Drill bit
GB2316485B (en) Well logging
GB2310152B (en) Hole cutter
GB2290323B (en) Rock bit
GB2306532B (en) Rotary bit
GB2302295B (en) Reamer
AU132414S (en) Drill
ZA957237B (en) Concave cutte bit
AU122982S (en) Hole cutter
CZ155998A3 (cs) Vrtací korunka
PL312337A1 (en) Drilling bit
GB9624641D0 (en) Drill bit
PL307580A1 (en) Cutter bit guideways
GB2301788B (en) Drill bit
GB9618980D0 (en) Cutters
GB9401496D0 (en) Scabbling bits
ZA962910B (en) Bit
SG28293A1 (en) Rock bit
GB9505148D0 (en) Counterdrill bit
AU122983S (en) Hole cutter
AU122984S (en) Hole cutter
AU124326S (en) Hole cutter