DE3071100D1 - Method for producing an improved layer, particular for a drill bit - Google Patents
Method for producing an improved layer, particular for a drill bitInfo
- Publication number
- DE3071100D1 DE3071100D1 DE8080201107T DE3071100T DE3071100D1 DE 3071100 D1 DE3071100 D1 DE 3071100D1 DE 8080201107 T DE8080201107 T DE 8080201107T DE 3071100 T DE3071100 T DE 3071100T DE 3071100 D1 DE3071100 D1 DE 3071100D1
- Authority
- DE
- Germany
- Prior art keywords
- producing
- drill bit
- improved layer
- improved
- layer
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/18—After-treatment
-
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Fluid Mechanics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Earth Drilling (AREA)
- Powder Metallurgy (AREA)
- Coating By Spraying Or Casting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7908745A NL7908745A (nl) | 1979-12-04 | 1979-12-04 | Werkwijze voor het vervaardigen van een voorwerp, waarop door thermisch opspuiten een buitenlaag wordt aangebracht en voorwerp, in het bijzonder een boor- beitel, verkregen volgens deze werkwijze. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3071100D1 true DE3071100D1 (en) | 1985-10-24 |
Family
ID=19834277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080201107T Expired DE3071100D1 (en) | 1979-12-04 | 1980-11-24 | Method for producing an improved layer, particular for a drill bit |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0030055B1 (nl) |
JP (1) | JPS5697093A (nl) |
AU (1) | AU539718B2 (nl) |
CA (1) | CA1162182A (nl) |
DE (1) | DE3071100D1 (nl) |
NL (1) | NL7908745A (nl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0089155A3 (en) * | 1982-03-05 | 1983-12-07 | Rolls-Royce Plc | Composite articles and a method for their manufacture |
DE3318999A1 (de) * | 1983-05-25 | 1984-11-29 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Beschichteter metallischer gegenstand sowie verfahren zu dessen herstellung |
US4597456A (en) * | 1984-07-23 | 1986-07-01 | Cdp, Ltd. | Conical cutters for drill bits, and processes to produce same |
US4562892A (en) * | 1984-07-23 | 1986-01-07 | Cdp, Ltd. | Rolling cutters for drill bits |
US4861546A (en) * | 1987-12-23 | 1989-08-29 | Precision Castparts Corp. | Method of forming a metal article from powdered metal |
DE19747385A1 (de) * | 1997-10-27 | 1999-04-29 | Linde Ag | Herstellung von Formteilen |
WO1999023272A1 (de) * | 1997-11-03 | 1999-05-14 | Siemens Aktiengesellschaft | Verfahren zur herstellung einer schutzschicht auf einem für eine heissgasbeaufschlagung ausgelegten grundkörper und ausgelegtes erzeugnis |
US6878412B2 (en) * | 2001-03-26 | 2005-04-12 | Bodycote Imt, Inc. | Corrosion resistant component and method for fabricating same |
US6615935B2 (en) * | 2001-05-01 | 2003-09-09 | Smith International, Inc. | Roller cone bits with wear and fracture resistant surface |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL54863C (nl) * | 1900-01-01 | |||
FR1434158A (fr) * | 1964-11-25 | 1966-04-08 | Sfec | Perfectionnements aux revêtements protecteurs réfractaires, et procédé de fabrication de ces éléments |
GB1367762A (en) * | 1971-09-17 | 1974-09-25 | Ass Eng Ltd | cermet materials |
US3882581A (en) * | 1974-03-13 | 1975-05-13 | Minnesota Mining & Mfg | Coated, partially laminated carbide cutting tool insert |
JPS5347307A (en) * | 1976-10-13 | 1978-04-27 | Tone Boring Co | Tricone bit cone and process for production thereof |
NL7703234A (nl) * | 1977-03-25 | 1978-09-27 | Skf Ind Trading & Dev | Werkwijze voor het vervaardigen van een boorkop voorzien van harde slijtvaste elementen, als- mede boorkop vervaardigd volgens de werkwijze. |
NL7804454A (nl) * | 1978-04-26 | 1979-10-30 | Skf Ind Trading & Dev | Werkwijze om op een metalen voorwerp een dichte laag hardmetaal of cermets aan te brengen. |
-
1979
- 1979-12-04 NL NL7908745A patent/NL7908745A/nl not_active Application Discontinuation
-
1980
- 1980-11-14 AU AU64386/80A patent/AU539718B2/en not_active Ceased
- 1980-11-24 DE DE8080201107T patent/DE3071100D1/de not_active Expired
- 1980-11-24 EP EP19800201107 patent/EP0030055B1/en not_active Expired
- 1980-12-03 CA CA000366074A patent/CA1162182A/en not_active Expired
- 1980-12-03 JP JP16970880A patent/JPS5697093A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
AU539718B2 (en) | 1984-10-11 |
JPS6343550B2 (nl) | 1988-08-31 |
NL7908745A (nl) | 1981-07-01 |
JPS5697093A (en) | 1981-08-05 |
CA1162182A (en) | 1984-02-14 |
AU6438680A (en) | 1981-06-11 |
EP0030055A1 (en) | 1981-06-10 |
EP0030055B1 (en) | 1985-09-18 |
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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 |