FR2183859A1 - Rotary drill bit prodn - by press bonding of sintered components - Google Patents

Rotary drill bit prodn - by press bonding of sintered components

Info

Publication number
FR2183859A1
FR2183859A1 FR7316305A FR7316305A FR2183859A1 FR 2183859 A1 FR2183859 A1 FR 2183859A1 FR 7316305 A FR7316305 A FR 7316305A FR 7316305 A FR7316305 A FR 7316305A FR 2183859 A1 FR2183859 A1 FR 2183859A1
Authority
FR
France
Prior art keywords
metal
container
drill bit
prodn
provision
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.)
Pending
Application number
FR7316305A
Other languages
English (en)
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.)
Wheeling Pittsburgh Steel Corp
Original Assignee
Wheeling Pittsburgh Steel Corp
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 Wheeling Pittsburgh Steel Corp filed Critical Wheeling Pittsburgh Steel Corp
Publication of FR2183859A1 publication Critical patent/FR2183859A1/fr
Pending legal-status Critical Current

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • 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
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • 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
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
    • B23K20/021—Isostatic pressure welding
    • 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
    • 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
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • 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
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/002—Drill-bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Earth Drilling (AREA)
FR7316305A 1972-05-08 1973-05-07 Rotary drill bit prodn - by press bonding of sintered components Pending FR2183859A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25133872A 1972-05-08 1972-05-08

Publications (1)

Publication Number Publication Date
FR2183859A1 true FR2183859A1 (en) 1973-12-21

Family

ID=22951519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7316305A Pending FR2183859A1 (en) 1972-05-08 1973-05-07 Rotary drill bit prodn - by press bonding of sintered components

Country Status (4)

Country Link
BE (1) BE799172A (fr)
FR (1) FR2183859A1 (fr)
IT (1) IT972348B (fr)
NL (1) NL7211352A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2384574A1 (fr) * 1977-03-25 1978-10-20 Skf Ind Trading & Dev Procede pour la fabrication d'une tete de forage pourvue d'elements durs et resistant a l'usure, et tete de forage obtenue a l'aide de ce procede
EP0177209A2 (fr) * 1984-10-01 1986-04-09 CDP, Ltd. Fabrication d'un article à partir de composants métalliques séparés
WO1989008001A1 (fr) * 1988-02-27 1989-09-08 Robert Bosch Gmbh Procede de soudage de petits composants
CN114472892A (zh) * 2021-12-14 2022-05-13 成都名钨科技有限责任公司 一种超细晶硬质合金钻头的制造方法及模具

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2384574A1 (fr) * 1977-03-25 1978-10-20 Skf Ind Trading & Dev Procede pour la fabrication d'une tete de forage pourvue d'elements durs et resistant a l'usure, et tete de forage obtenue a l'aide de ce procede
EP0177209A2 (fr) * 1984-10-01 1986-04-09 CDP, Ltd. Fabrication d'un article à partir de composants métalliques séparés
EP0177209A3 (fr) * 1984-10-01 1986-09-24 CDP, Ltd. Fabrication d'un article à partir de composants métalliques séparés
WO1989008001A1 (fr) * 1988-02-27 1989-09-08 Robert Bosch Gmbh Procede de soudage de petits composants
GB2224966A (en) * 1988-02-27 1990-05-23 Bosch Gmbh Robert Process for joint welding of small components
GB2224966B (en) * 1988-02-27 1992-01-29 Bosch Gmbh Robert Process for joint welding of small components
US5113054A (en) * 1988-02-27 1992-05-12 Robert Bosch Gmbh Method for joint welding of small structural component parts
CN114472892A (zh) * 2021-12-14 2022-05-13 成都名钨科技有限责任公司 一种超细晶硬质合金钻头的制造方法及模具

Also Published As

Publication number Publication date
IT972348B (it) 1974-05-20
BE799172A (fr) 1973-08-31
NL7211352A (fr) 1973-11-12

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