ZA806191B - Lubricating device - Google Patents
Lubricating deviceInfo
- Publication number
- ZA806191B ZA806191B ZA00806191A ZA806191A ZA806191B ZA 806191 B ZA806191 B ZA 806191B ZA 00806191 A ZA00806191 A ZA 00806191A ZA 806191 A ZA806191 A ZA 806191A ZA 806191 B ZA806191 B ZA 806191B
- Authority
- ZA
- South Africa
- Prior art keywords
- lubricating device
- lubricating
- Prior art date
Links
- 230000001050 lubricating effect Effects 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
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
- E21B10/23—Roller bits characterised by bearing, lubrication or sealing details with drilling fluid supply to the bearings
-
- 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
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Drilling And Boring (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/086,436 US4284151A (en) | 1979-10-19 | 1979-10-19 | Lubricating device |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA806191B true ZA806191B (en) | 1981-09-30 |
Family
ID=22198555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00806191A ZA806191B (en) | 1979-10-19 | 1980-10-07 | Lubricating device |
Country Status (6)
Country | Link |
---|---|
US (1) | US4284151A (fr) |
EP (1) | EP0037819A1 (fr) |
AU (1) | AU539270B2 (fr) |
CA (1) | CA1128494A (fr) |
WO (1) | WO1981001167A1 (fr) |
ZA (1) | ZA806191B (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4390072A (en) * | 1981-05-04 | 1983-06-28 | Globe Oil Tools, Inc. | Drill bit lubricant circulation system |
US4448268A (en) * | 1981-07-27 | 1984-05-15 | Dresser Industries, Inc. | Rock bit with bearing lubricant reservoir |
US4452323A (en) * | 1982-01-11 | 1984-06-05 | Reed Rock Bit Company | Valve assembly for drill bit lubrication system |
US4516640A (en) * | 1983-12-08 | 1985-05-14 | Santrade Ltd. | Rotary drill bit |
US4793424A (en) * | 1987-02-27 | 1988-12-27 | Drilex Systems, Inc. | Self-lubricating well tools and seal elements therefor |
GB8806109D0 (en) * | 1988-03-15 | 1988-04-13 | Anderson C A | Downhole stabilisers |
US6619412B2 (en) | 1996-09-09 | 2003-09-16 | Smith International, Inc. | Protected lubricant reservoir for sealed earth boring drill bit |
US6116357A (en) * | 1996-09-09 | 2000-09-12 | Smith International, Inc. | Rock drill bit with back-reaming protection |
US6092611A (en) * | 1997-05-28 | 2000-07-25 | Dresser Industries, Inc. | Encapsulated elastomeric relief valve |
WO1999040291A1 (fr) * | 1998-02-06 | 1999-08-12 | Dresser Industries, Inc. | Trepan tricone avec ensemble palier de butee ameliore |
WO1999049174A1 (fr) * | 1998-03-26 | 1999-09-30 | Dresser Industries, Inc. | Outil de forage a cones rotatifs equipe d'un systeme de roulement ameliore |
US6802380B2 (en) | 2001-08-31 | 2004-10-12 | Halliburton Energy Services Inc. | Pressure relief system and methods of use and making |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2831660A (en) * | 1956-04-16 | 1958-04-22 | Nat Oil Tool Co Inc | Lubricated well drill |
US3220496A (en) * | 1962-10-29 | 1965-11-30 | Exxon Production Research Co | Oilfield lubricating sub |
US3529683A (en) * | 1969-07-08 | 1970-09-22 | Gordon E Mays | Drill bit lubricator |
US3788408A (en) * | 1970-04-20 | 1974-01-29 | Dresser Ind | Rock bit water deflector and separator |
US3749186A (en) * | 1972-07-03 | 1973-07-31 | B Kutuzov | Drilling stem for drilling holes blown-out by pressurized air |
SU474597A2 (ru) * | 1974-03-13 | 1975-06-25 | Иркутский политехнический институт | Лубрикатор дл смазки опор шарошечных долот |
SU615192A1 (ru) * | 1975-01-20 | 1978-07-15 | Semakin Sergej D | Наддолотный лубрикатор |
PL54289Y1 (en) * | 1992-10-23 | 1996-07-31 | Energoprojekt | Supporting element of a structure used in power engineering |
-
1979
- 1979-10-19 US US06/086,436 patent/US4284151A/en not_active Expired - Lifetime
-
1980
- 1980-10-06 WO PCT/SE1980/000242 patent/WO1981001167A1/fr not_active Application Discontinuation
- 1980-10-07 ZA ZA00806191A patent/ZA806191B/xx unknown
- 1980-10-10 CA CA362,196A patent/CA1128494A/fr not_active Expired
- 1980-10-16 AU AU63442/80A patent/AU539270B2/en not_active Ceased
-
1981
- 1981-05-04 EP EP80901901A patent/EP0037819A1/fr not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
CA1128494A (fr) | 1982-07-27 |
AU6344280A (en) | 1981-04-30 |
AU539270B2 (en) | 1984-09-20 |
WO1981001167A1 (fr) | 1981-04-30 |
US4284151A (en) | 1981-08-18 |
EP0037819A1 (fr) | 1981-10-21 |
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