AU7099791A - Button sharpening - Google Patents

Button sharpening

Info

Publication number
AU7099791A
AU7099791A AU70997/91A AU7099791A AU7099791A AU 7099791 A AU7099791 A AU 7099791A AU 70997/91 A AU70997/91 A AU 70997/91A AU 7099791 A AU7099791 A AU 7099791A AU 7099791 A AU7099791 A AU 7099791A
Authority
AU
Australia
Prior art keywords
sharpening
button
button sharpening
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.)
Abandoned
Application number
AU70997/91A
Other languages
English (en)
Inventor
David Stanley Williams
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.)
Boart International Ltd
Original Assignee
Boart International Ltd
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 Boart International Ltd filed Critical Boart International Ltd
Publication of AU7099791A publication Critical patent/AU7099791A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/33—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of drills for stone
    • 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)
  • 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)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
AU70997/91A 1990-02-14 1991-02-12 Button sharpening Abandoned AU7099791A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ZA901118 1990-02-14
ZA90/1118 1990-02-14
ZA906616 1990-08-21
ZA90/6616 1990-08-21

Publications (1)

Publication Number Publication Date
AU7099791A true AU7099791A (en) 1991-08-15

Family

ID=67396391

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70997/91A Abandoned AU7099791A (en) 1990-02-14 1991-02-12 Button sharpening

Country Status (12)

Country Link
KR (1) KR910015368A (it)
AU (1) AU7099791A (it)
CA (1) CA2036284A1 (it)
DE (1) DE4104551A1 (it)
FI (1) FI910706A (it)
FR (1) FR2658106A1 (it)
GB (1) GB2240940A (it)
IE (1) IE910433A1 (it)
IT (1) IT1244731B (it)
NO (1) NO910583L (it)
SE (1) SE9100404L (it)
ZW (1) ZW1091A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU623010B2 (en) * 1989-05-24 1992-04-30 Uniroc Ab An arrangement in hand-held button-bit grinding machines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442342A (en) * 1967-07-06 1969-05-06 Hughes Tool Co Specially shaped inserts for compact rock bits,and rolling cutters and rock bits using such inserts
US3830020A (en) * 1969-10-22 1974-08-20 S Gomi Grinding diamond wheel, and method of making same
US4254840A (en) * 1978-10-05 1981-03-10 Reed Tool Company Drill bit insert
SE434356B (sv) * 1981-11-24 1984-07-23 Finsliparna Ab Anordning for slipning av stiftborrkronor
FI67500C (fi) * 1983-09-12 1985-04-10 Airam Ab Oy Anordning foer vaessning av stiftkrona foer bergsborr
GB2193456B (en) * 1986-07-25 1990-06-06 Boart Int Ltd Restoration of drill buttons
US4722405A (en) * 1986-10-01 1988-02-02 Dresser Industries, Inc. Wear compensating rock bit insert

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU623010B2 (en) * 1989-05-24 1992-04-30 Uniroc Ab An arrangement in hand-held button-bit grinding machines

Also Published As

Publication number Publication date
GB9102944D0 (en) 1991-03-27
IT1244731B (it) 1994-08-08
KR910015368A (ko) 1991-09-30
SE9100404L (sv) 1991-08-15
CA2036284A1 (en) 1991-08-15
FI910706A0 (fi) 1991-02-13
ITMI910364A1 (it) 1992-08-13
ZW1091A1 (en) 1991-05-08
DE4104551A1 (de) 1991-08-22
IE910433A1 (en) 1991-09-11
GB2240940A (en) 1991-08-21
FR2658106A1 (fr) 1991-08-16
NO910583D0 (no) 1991-02-13
NO910583L (no) 1991-08-15
ITMI910364A0 (it) 1991-02-13
FI910706A (fi) 1991-08-15
SE9100404D0 (sv) 1991-02-11

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