DK519285A - Diamantbesat boreredskab - Google Patents
Diamantbesat boreredskab Download PDFInfo
- Publication number
- DK519285A DK519285A DK519285A DK519285A DK519285A DK 519285 A DK519285 A DK 519285A DK 519285 A DK519285 A DK 519285A DK 519285 A DK519285 A DK 519285A DK 519285 A DK519285 A DK 519285A
- Authority
- DK
- Denmark
- Prior art keywords
- diamond
- fitted
- drilling equipment
- drilling
- equipment
- Prior art date
Links
- 229910003460 diamond Inorganic materials 0.000 title 1
- 239000010432 diamond Substances 0.000 title 1
- 238000005553 drilling 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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B10/56—Button-type inserts
- E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
- E21B10/5673—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Earth Drilling (AREA)
- Carbon And Carbon Compounds (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE0/213992A BE901037A (fr) | 1984-11-12 | 1984-11-12 | Trepan de forage diamante plat a pierres serties. |
Publications (2)
Publication Number | Publication Date |
---|---|
DK519285D0 DK519285D0 (da) | 1985-11-11 |
DK519285A true DK519285A (da) | 1986-05-13 |
Family
ID=3843815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK519285A DK519285A (da) | 1984-11-12 | 1985-11-11 | Diamantbesat boreredskab |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0182770A1 (de) |
CA (1) | CA1264317A (de) |
DK (1) | DK519285A (de) |
NO (1) | NO854492L (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4913244A (en) * | 1986-09-11 | 1990-04-03 | Eastman Christensen Company | Large compact cutter rotary drill bit utilizing directed hydraulics for each cutter |
JPS63134782A (ja) * | 1986-09-11 | 1988-06-07 | イーストマン クリステンセン カンパニー | 各カッタに対して指向性を有する水流を供給するコンパクトな大型カッタを具えた回転型ドリルビット |
US4794994A (en) * | 1987-03-26 | 1989-01-03 | Reed Tool Company | Drag drill bit having improved flow of drilling fluid |
EP0295045A3 (de) * | 1987-06-09 | 1989-10-25 | Reed Tool Company | Drehfräsmeissel mit Reinigungsdüsen |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1522593A (en) * | 1919-10-13 | 1925-01-13 | Rowland O Pickin | Rotary drilling tool |
US3322218A (en) * | 1965-05-04 | 1967-05-30 | Exxon Production Research Co | Multi-port diamond bit |
US3938599A (en) * | 1974-03-27 | 1976-02-17 | Hycalog, Inc. | Rotary drill bit |
US3915246A (en) * | 1974-05-16 | 1975-10-28 | Adel E Sheshtawy | Rotary drilling bit |
US4299297A (en) * | 1979-06-06 | 1981-11-10 | Lloyd Thomas C | Rotary percussion bit |
US4323130A (en) * | 1980-06-11 | 1982-04-06 | Strata Bit Corporation | Drill bit |
-
1985
- 1985-11-06 EP EP85870155A patent/EP0182770A1/de not_active Ceased
- 1985-11-08 CA CA000494961A patent/CA1264317A/fr not_active Expired - Fee Related
- 1985-11-11 NO NO854492A patent/NO854492L/no unknown
- 1985-11-11 DK DK519285A patent/DK519285A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0182770A1 (de) | 1986-05-28 |
NO854492L (no) | 1986-05-13 |
CA1264317A (fr) | 1990-01-09 |
DK519285D0 (da) | 1985-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |