GB0309408D0 - Drill bits and other articles of manufacture including a layer-manufactured shell integrally secured to a cast structure and methods of fabricating same - Google Patents
Drill bits and other articles of manufacture including a layer-manufactured shell integrally secured to a cast structure and methods of fabricating sameInfo
- Publication number
- GB0309408D0 GB0309408D0 GBGB0309408.3A GB0309408A GB0309408D0 GB 0309408 D0 GB0309408 D0 GB 0309408D0 GB 0309408 A GB0309408 A GB 0309408A GB 0309408 D0 GB0309408 D0 GB 0309408D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- articles
- methods
- layer
- manufacture including
- drill bits
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
- E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
-
- 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
- B22F7/062—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 involving the connection or repairing of preformed parts
-
- 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
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/236,971 US6454030B1 (en) | 1999-01-25 | 1999-01-25 | Drill bits and other articles of manufacture including a layer-manufactured shell integrally secured to a cast structure and methods of fabricating same |
GB9930843A GB2345930B (en) | 1999-01-25 | 1999-12-24 | Earth-boring drill bit |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0309408D0 true GB0309408D0 (en) | 2003-06-04 |
GB2384263A GB2384263A (en) | 2003-07-23 |
GB2384263B GB2384263B (en) | 2003-10-22 |
Family
ID=26316157
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0309419A Expired - Fee Related GB2384265B (en) | 1999-01-25 | 1999-12-24 | Method of designing an earth-boring drill bit |
GB0309391A Expired - Fee Related GB2384262B (en) | 1999-01-25 | 1999-12-24 | Drill bits and other articles of manufacture including a layer-manufactured shell integrally secured to a cast structure and methods of fabricating same |
GB0309412A Expired - Fee Related GB2384264B (en) | 1999-01-25 | 1999-12-24 | A method of fabricating a rotary type earth-boring drill bit |
GB0309408A Expired - Fee Related GB2384263B (en) | 1999-01-25 | 1999-12-24 | A mold for fabricating an earth-boring drill bit |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0309419A Expired - Fee Related GB2384265B (en) | 1999-01-25 | 1999-12-24 | Method of designing an earth-boring drill bit |
GB0309391A Expired - Fee Related GB2384262B (en) | 1999-01-25 | 1999-12-24 | Drill bits and other articles of manufacture including a layer-manufactured shell integrally secured to a cast structure and methods of fabricating same |
GB0309412A Expired - Fee Related GB2384264B (en) | 1999-01-25 | 1999-12-24 | A method of fabricating a rotary type earth-boring drill bit |
Country Status (1)
Country | Link |
---|---|
GB (4) | GB2384265B (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0430989B1 (en) * | 1988-08-02 | 1994-11-30 | Astec Developments Limited | Investment casting process |
GB2238736B (en) * | 1989-09-16 | 1992-12-16 | Astec Dev Ltd | Drill bit or corehead manufacturing process |
US5441121A (en) * | 1993-12-22 | 1995-08-15 | Baker Hughes, Inc. | Earth boring drill bit with shell supporting an external drilling surface |
US5433280A (en) * | 1994-03-16 | 1995-07-18 | Baker Hughes Incorporated | Fabrication method for rotary bits and bit components and bits and components produced thereby |
US5839329A (en) * | 1994-03-16 | 1998-11-24 | Baker Hughes Incorporated | Method for infiltrating preformed components and component assemblies |
-
1999
- 1999-12-24 GB GB0309419A patent/GB2384265B/en not_active Expired - Fee Related
- 1999-12-24 GB GB0309391A patent/GB2384262B/en not_active Expired - Fee Related
- 1999-12-24 GB GB0309412A patent/GB2384264B/en not_active Expired - Fee Related
- 1999-12-24 GB GB0309408A patent/GB2384263B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2384264B (en) | 2003-10-22 |
GB2384262B (en) | 2003-09-03 |
GB2384263A (en) | 2003-07-23 |
GB2384264A (en) | 2003-07-23 |
GB2384265A (en) | 2003-07-23 |
GB0309391D0 (en) | 2003-06-04 |
GB2384262A (en) | 2003-07-23 |
GB2384263B (en) | 2003-10-22 |
GB0309412D0 (en) | 2003-06-04 |
GB0309419D0 (en) | 2003-06-04 |
GB2384265B (en) | 2003-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20151224 |