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AU589535B2 - Restoration of drill buttons - Google Patents

Restoration of drill buttons

Info

Publication number
AU589535B2
AU589535B2 AU75745/87A AU7574587A AU589535B2 AU 589535 B2 AU589535 B2 AU 589535B2 AU 75745/87 A AU75745/87 A AU 75745/87A AU 7574587 A AU7574587 A AU 7574587A AU 589535 B2 AU589535 B2 AU 589535B2
Authority
AU
Australia
Prior art keywords
restoration
drill buttons
drill
buttons
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.)
Ceased
Application number
AU75745/87A
Other versions
AU7574587A (en
Inventor
Keith Charles Bice
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
Priority to AU75745/87A priority Critical patent/AU589535B2/en
Priority to GB8717262A priority patent/GB2193456B/en
Publication of AU7574587A publication Critical patent/AU7574587A/en
Priority to AU39354/89A priority patent/AU598170B2/en
Application granted granted Critical
Publication of AU589535B2 publication Critical patent/AU589535B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
AU75745/87A 1986-07-25 1987-07-16 Restoration of drill buttons Ceased AU589535B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU75745/87A AU589535B2 (en) 1986-07-25 1987-07-16 Restoration of drill buttons
GB8717262A GB2193456B (en) 1986-07-25 1987-07-22 Restoration of drill buttons
AU39354/89A AU598170B2 (en) 1986-07-25 1989-08-07 Restoration of drill buttons

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPH7142 1986-07-25
AU75745/87A AU589535B2 (en) 1986-07-25 1987-07-16 Restoration of drill buttons

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU39354/89A Division AU598170B2 (en) 1986-07-25 1989-08-07 Restoration of drill buttons

Publications (2)

Publication Number Publication Date
AU7574587A AU7574587A (en) 1988-01-28
AU589535B2 true AU589535B2 (en) 1989-10-12

Family

ID=3757059

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75745/87A Ceased AU589535B2 (en) 1986-07-25 1987-07-16 Restoration of drill buttons

Country Status (1)

Country Link
AU (1) AU589535B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU607353B2 (en) * 1988-10-17 1991-02-28 C.M.E. Blasting & Mining Equipment Of Canada Ltd. A self-centering arrangement for grinding the hardmetal pins of drill bits

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU515994B2 (en) * 1977-02-11 1981-05-14 Fagersta A.B. Grinding rock drill button bits

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU515994B2 (en) * 1977-02-11 1981-05-14 Fagersta A.B. Grinding rock drill button bits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU607353B2 (en) * 1988-10-17 1991-02-28 C.M.E. Blasting & Mining Equipment Of Canada Ltd. A self-centering arrangement for grinding the hardmetal pins of drill bits

Also Published As

Publication number Publication date
AU7574587A (en) 1988-01-28

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