GB2395202B - Hardfacing composition for rock bits - Google Patents
Hardfacing composition for rock bitsInfo
- Publication number
- GB2395202B GB2395202B GB0401930A GB0401930A GB2395202B GB 2395202 B GB2395202 B GB 2395202B GB 0401930 A GB0401930 A GB 0401930A GB 0401930 A GB0401930 A GB 0401930A GB 2395202 B GB2395202 B GB 2395202B
- Authority
- GB
- United Kingdom
- Prior art keywords
- rock bits
- hardfacing composition
- hardfacing
- composition
- rock
- 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
- 238000005552 hardfacing Methods 0.000 title 1
- 239000011435 rock Substances 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
- E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/039,912 US6659206B2 (en) | 2001-10-29 | 2001-10-29 | Hardfacing composition for rock bits |
GB0225171A GB2383587B (en) | 2001-10-29 | 2002-10-29 | Hardfacing composition for rock bits |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0401930D0 GB0401930D0 (en) | 2004-03-03 |
GB2395202A GB2395202A (en) | 2004-05-19 |
GB2395202B true GB2395202B (en) | 2005-04-20 |
Family
ID=32178885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0401930A Expired - Fee Related GB2395202B (en) | 2001-10-29 | 2002-10-29 | Hardfacing composition for rock bits |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2395202B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1945428A4 (en) * | 2005-10-03 | 2011-12-28 | Kennametal Inc | Hardfacing composition and article having hardfacing deposit |
US9103004B2 (en) | 2005-10-03 | 2015-08-11 | Kennametal Inc. | Hardfacing composition and article having hardfacing deposit |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5051112A (en) * | 1988-06-29 | 1991-09-24 | Smith International, Inc. | Hard facing |
GB2311085A (en) * | 1996-03-12 | 1997-09-17 | Smith International | A rock bit with hardfacing comprising spherical cast tungsten carbide particles |
-
2002
- 2002-10-29 GB GB0401930A patent/GB2395202B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5051112A (en) * | 1988-06-29 | 1991-09-24 | Smith International, Inc. | Hard facing |
GB2311085A (en) * | 1996-03-12 | 1997-09-17 | Smith International | A rock bit with hardfacing comprising spherical cast tungsten carbide particles |
US5791422A (en) * | 1996-03-12 | 1998-08-11 | Smith International, Inc. | Rock bit with hardfacing material incorporating spherical cast carbide particles |
Also Published As
Publication number | Publication date |
---|---|
GB0401930D0 (en) | 2004-03-03 |
GB2395202A (en) | 2004-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20151029 |