GB2372276B - Toughness optimized insert for rock and hammer bits - Google Patents
Toughness optimized insert for rock and hammer bitsInfo
- Publication number
- GB2372276B GB2372276B GB0210683A GB0210683A GB2372276B GB 2372276 B GB2372276 B GB 2372276B GB 0210683 A GB0210683 A GB 0210683A GB 0210683 A GB0210683 A GB 0210683A GB 2372276 B GB2372276 B GB 2372276B
- Authority
- GB
- United Kingdom
- Prior art keywords
- toughness
- rock
- hammer bits
- optimized
- insert
- 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
Links
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
- C04B35/645—Pressure sintering
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/111—Fine ceramics
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- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
- C04B35/486—Fine ceramics
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Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
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- Composite Materials (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20531500P | 2000-05-18 | 2000-05-18 | |
GB0112111A GB2362406B (en) | 2000-05-18 | 2001-05-17 | Toughness optimized insert for rock and hammer bits |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0210683D0 GB0210683D0 (en) | 2002-06-19 |
GB2372276A GB2372276A (en) | 2002-08-21 |
GB2372276B true GB2372276B (en) | 2002-10-16 |
Family
ID=26246088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0210683A Expired - Fee Related GB2372276B (en) | 2000-05-18 | 2001-05-17 | Toughness optimized insert for rock and hammer bits |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2372276B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE532704C2 (en) | 2008-03-31 | 2010-03-23 | Atlas Copco Secoroc Ab | Procedure for increasing the toughness of pins for a rock drill tool. |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4534773A (en) * | 1983-01-10 | 1985-08-13 | Cornelius Phaal | Abrasive product and method for manufacturing |
US4694918A (en) * | 1985-04-29 | 1987-09-22 | Smith International, Inc. | Rock bit with diamond tip inserts |
GB2282833A (en) * | 1993-09-20 | 1995-04-19 | Smith International | Drill bit inserts enhanced with polycrystalline diamond |
GB2345503A (en) * | 1998-12-07 | 2000-07-12 | Smith International | Superhard material enhanced inserts for earth-boring bits |
-
2001
- 2001-05-17 GB GB0210683A patent/GB2372276B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4534773A (en) * | 1983-01-10 | 1985-08-13 | Cornelius Phaal | Abrasive product and method for manufacturing |
US4694918A (en) * | 1985-04-29 | 1987-09-22 | Smith International, Inc. | Rock bit with diamond tip inserts |
GB2282833A (en) * | 1993-09-20 | 1995-04-19 | Smith International | Drill bit inserts enhanced with polycrystalline diamond |
GB2345503A (en) * | 1998-12-07 | 2000-07-12 | Smith International | Superhard material enhanced inserts for earth-boring bits |
Also Published As
Publication number | Publication date |
---|---|
GB2372276A (en) | 2002-08-21 |
GB0210683D0 (en) | 2002-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20150517 |