ZA823026B - Floating seal for earth boring bit - Google Patents
Floating seal for earth boring bitInfo
- Publication number
- ZA823026B ZA823026B ZA823026A ZA823026A ZA823026B ZA 823026 B ZA823026 B ZA 823026B ZA 823026 A ZA823026 A ZA 823026A ZA 823026 A ZA823026 A ZA 823026A ZA 823026 B ZA823026 B ZA 823026B
- Authority
- ZA
- South Africa
- Prior art keywords
- floating seal
- earth boring
- boring bit
- bit
- earth
- Prior art date
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
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
- E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26223981A | 1981-05-11 | 1981-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA823026B true ZA823026B (en) | 1983-03-30 |
Family
ID=22996743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA823026A ZA823026B (en) | 1981-05-11 | 1982-05-03 | Floating seal for earth boring bit |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS57193691A (en) |
CA (1) | CA1157463A (en) |
GB (1) | GB2098284B (en) |
SE (1) | SE8202908L (en) |
ZA (1) | ZA823026B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5016719A (en) * | 1990-01-24 | 1991-05-21 | Western Rock Bit Company Limited | Rotary cone type rock bits |
US7036613B2 (en) | 2003-09-12 | 2006-05-02 | Reedhycalog, L.P. | Lip seal for roller cone drill bit |
US7347290B2 (en) | 2004-06-15 | 2008-03-25 | Smith International, Inc. | Multi-part energizer for mechanical seal assembly |
-
1981
- 1981-11-24 CA CA000390789A patent/CA1157463A/en not_active Expired
-
1982
- 1982-05-03 ZA ZA823026A patent/ZA823026B/en unknown
- 1982-05-04 GB GB8212850A patent/GB2098284B/en not_active Expired
- 1982-05-10 SE SE8202908A patent/SE8202908L/en not_active Application Discontinuation
- 1982-05-11 JP JP57079821A patent/JPS57193691A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
SE8202908L (en) | 1982-11-12 |
CA1157463A (en) | 1983-11-22 |
GB2098284A (en) | 1982-11-17 |
GB2098284B (en) | 1985-07-24 |
JPS57193691A (en) | 1982-11-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2084631B (en) | Earth boring bit | |
GB2095724B (en) | Rotary drill bit | |
DE3264125D1 (en) | Drilling mud | |
DE3479045D1 (en) | Earth boring bit with pressure compensating metal face seal | |
GB2109287B (en) | Drill bit | |
AU2555284A (en) | Earth boring bit | |
GB2117430B (en) | Rotary earth boring bit | |
GB2110274B (en) | Rock drilling | |
EP0082122A3 (en) | Rotary drill bit | |
JPS5761187A (en) | Rotary drilling bit for boring | |
GB2078825B (en) | Earth boring drill bit | |
GB2025540B (en) | Earth boring bit seals | |
ZA828156B (en) | Triad for rock bit assembly | |
DE3263203D1 (en) | Rock drill | |
JPS57143085A (en) | Drill bit for boring | |
GB2085049B (en) | Earth boring bit | |
ZA849207B (en) | Mining drill bit | |
ZA823026B (en) | Floating seal for earth boring bit | |
GB2085050B (en) | Rotary earth boring bit | |
GB2104127B (en) | Drilling boreholes | |
JPS56115494A (en) | Earth auger bit | |
ZA792616B (en) | Floating seal for drill bits | |
GB8321256D0 (en) | Drill bits | |
ZM4682A1 (en) | Rock bit | |
JPS57180788A (en) | Rock bit |