DE3889988T2 - Hartlötverfahren. - Google Patents

Hartlötverfahren.

Info

Publication number
DE3889988T2
DE3889988T2 DE3889988T DE3889988T DE3889988T2 DE 3889988 T2 DE3889988 T2 DE 3889988T2 DE 3889988 T DE3889988 T DE 3889988T DE 3889988 T DE3889988 T DE 3889988T DE 3889988 T2 DE3889988 T2 DE 3889988T2
Authority
DE
Germany
Prior art keywords
alloy
bonded
support
pin
brazing process
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.)
Expired - Fee Related
Application number
DE3889988T
Other languages
English (en)
Other versions
DE3889988D1 (de
Inventor
Klaus Tank
Noel John Pipkin
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.)
De Beers Industrial Diamond Division Pty Ltd
Original Assignee
De Beers Industrial Diamond Division Pty 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 De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Application granted granted Critical
Publication of DE3889988D1 publication Critical patent/DE3889988D1/de
Publication of DE3889988T2 publication Critical patent/DE3889988T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/19—Soldering, e.g. brazing, or unsoldering taking account of the properties of the materials to be soldered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B23K31/025—Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/302—Cu as the principal constituent
DE3889988T 1987-07-14 1988-07-13 Hartlötverfahren. Expired - Fee Related DE3889988T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA875132 1987-07-14

Publications (2)

Publication Number Publication Date
DE3889988D1 DE3889988D1 (de) 1994-07-14
DE3889988T2 true DE3889988T2 (de) 1994-10-06

Family

ID=25578917

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3889988T Expired - Fee Related DE3889988T2 (de) 1987-07-14 1988-07-13 Hartlötverfahren.

Country Status (7)

Country Link
US (1) US4941891A (de)
EP (1) EP0299740B1 (de)
JP (1) JPH0199795A (de)
AT (1) ATE106787T1 (de)
AU (1) AU606432B2 (de)
DE (1) DE3889988T2 (de)
IE (1) IE63857B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69003907T2 (de) * 1989-08-14 1994-02-10 De Beers Ind Diamond Schleifkörper.
US5273557A (en) * 1990-09-04 1993-12-28 General Electric Company Twist drills having thermally stable diamond or CBN compacts tips
US7108598B1 (en) 2001-07-09 2006-09-19 U.S. Synthetic Corporation PDC interface incorporating a closed network of features
US7592077B2 (en) 2003-06-17 2009-09-22 Kennametal Inc. Coated cutting tool with brazed-in superhard blank
US7429152B2 (en) 2003-06-17 2008-09-30 Kennametal Inc. Uncoated cutting tool using brazed-in superhard blank
US7475744B2 (en) * 2005-01-17 2009-01-13 Us Synthetic Corporation Superabrasive inserts including an arcuate peripheral surface
US8789627B1 (en) 2005-07-17 2014-07-29 Us Synthetic Corporation Polycrystalline diamond cutter with improved abrasion and impact resistance and method of making the same
US10786875B2 (en) 2014-07-02 2020-09-29 Raytheon Technologies Corporation Abrasive preforms and manufacture and use methods

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1316313A (en) * 1970-11-14 1973-05-09 Novikov V V Gubin A I Brazing solder
GB1444521A (en) * 1973-12-21 1976-08-04 Johnson Co Inc Copper-manganese-zinc brazing alloy
US3928029A (en) * 1974-02-27 1975-12-23 Garrett Corp Braze alloy system
US3925070A (en) * 1974-04-24 1975-12-09 Coast Metals Inc Brazing alloy
US4357299A (en) * 1981-04-02 1982-11-02 Gte Products Corporation Brazing alloy filler for joining cemented carbide to steel
US4373934A (en) * 1981-08-05 1983-02-15 General Electric Company Metal bonded diamond aggregate abrasive
EP0090657B1 (de) * 1982-03-31 1987-01-07 De Beers Industrial Diamond Division (Proprietary) Limited Verfahren zur Herstellung von Schleifkörpern
US4527998A (en) * 1984-06-25 1985-07-09 General Electric Company Brazed composite compact implements
US4772294A (en) * 1985-07-05 1988-09-20 The General Electric Company Brazed composite compact implements
US4705123A (en) * 1986-07-29 1987-11-10 Strata Bit Corporation Cutting element for a rotary drill bit and method for making same

Also Published As

Publication number Publication date
US4941891A (en) 1990-07-17
ATE106787T1 (de) 1994-06-15
IE63857B1 (en) 1995-06-14
IE882072L (en) 1989-01-14
EP0299740B1 (de) 1994-06-08
JPH0199795A (ja) 1989-04-18
EP0299740A3 (en) 1990-01-17
DE3889988D1 (de) 1994-07-14
EP0299740A2 (de) 1989-01-18
AU606432B2 (en) 1991-02-07
AU1898388A (en) 1989-01-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee