NL6803309A - - Google Patents
Info
- Publication number
- NL6803309A NL6803309A NL6803309A NL6803309A NL6803309A NL 6803309 A NL6803309 A NL 6803309A NL 6803309 A NL6803309 A NL 6803309A NL 6803309 A NL6803309 A NL 6803309A NL 6803309 A NL6803309 A NL 6803309A
- Authority
- NL
- Netherlands
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
- E21B10/60—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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR98569A FR1567862A (enrdf_load_stackoverflow) | 1967-03-13 | 1967-03-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6803309A true NL6803309A (enrdf_load_stackoverflow) | 1968-09-16 |
| NL156781B NL156781B (nl) | 1978-05-16 |
Family
ID=8626833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6803309.A NL156781B (nl) | 1967-03-13 | 1968-03-07 | Boorbeitel. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3455402A (enrdf_load_stackoverflow) |
| BE (1) | BE712011A (enrdf_load_stackoverflow) |
| DE (1) | DE1608268B2 (enrdf_load_stackoverflow) |
| FR (1) | FR1567862A (enrdf_load_stackoverflow) |
| GB (1) | GB1219185A (enrdf_load_stackoverflow) |
| NL (1) | NL156781B (enrdf_load_stackoverflow) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2434922A1 (fr) * | 1978-08-28 | 1980-03-28 | Inst Francais Du Petrole | Dispositif inverseur du sens de circulation d'un fluide au niveau d'un outil de forage |
| JPS56500897A (enrdf_load_stackoverflow) * | 1979-06-19 | 1981-07-02 | ||
| US4436166A (en) | 1980-07-17 | 1984-03-13 | Gill Industries, Inc. | Downhole vortex generator and method |
| US4512420A (en) * | 1980-07-17 | 1985-04-23 | Gill Industries, Inc. | Downhole vortex generator |
| US4479558A (en) * | 1981-08-05 | 1984-10-30 | Gill Industries, Inc. | Drilling sub |
| US4887677A (en) * | 1988-11-22 | 1989-12-19 | Amoco Corporation | Low pressure drill bit |
| GB8926689D0 (en) * | 1989-11-25 | 1990-01-17 | Reed Tool Co | Improvements in or relating to rotary drill bits |
| GB8926688D0 (en) * | 1989-11-25 | 1990-01-17 | Reed Tool Co | Improvements in or relating to rotary drill bits |
| US5355967A (en) * | 1992-10-30 | 1994-10-18 | Union Oil Company Of California | Underbalance jet pump drilling method |
| GB9502378D0 (en) * | 1995-02-07 | 1995-03-29 | Astec Dev Ltd | Lateral jetting |
| US6435288B1 (en) * | 2000-09-18 | 2002-08-20 | Cubex Limited | Rock drill bit |
| BE1014223A3 (fr) * | 2001-06-13 | 2003-06-03 | Diamant Drilling Service | Outil de forage du type a taillants fixes. |
| GB0521693D0 (en) * | 2005-10-25 | 2005-11-30 | Reedhycalog Uk Ltd | Representation of whirl in fixed cutter drill bits |
| US20100101867A1 (en) * | 2008-10-27 | 2010-04-29 | Olivier Sindt | Self-stabilized and anti-whirl drill bits and bottom-hole assemblies and systems for using the same |
| US20100101864A1 (en) * | 2008-10-27 | 2010-04-29 | Olivier Sindt | Anti-whirl drill bits, wellsite systems, and methods of using the same |
| CN108825139B (zh) * | 2018-06-22 | 2020-03-13 | 邹城兖矿泰德工贸有限公司 | 合金镀膜钻头 |
| AU2020316928A1 (en) * | 2019-07-24 | 2022-02-24 | Herrenknecht Ag | Drill head and method for producing a vertical borehole in the ground |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1678201A (en) * | 1923-09-17 | 1928-07-24 | John P Samuelson | Rotary drill bit |
| US2849214A (en) * | 1954-09-02 | 1958-08-26 | Gulf Research Development Co | Borehole drilling apparatus for preventing lost circulation |
| US3112803A (en) * | 1962-01-02 | 1963-12-03 | Jersey Prod Res Co | Diamond drill bit |
| US3215215A (en) * | 1962-08-27 | 1965-11-02 | Exxon Production Research Co | Diamond bit |
-
1967
- 1967-03-13 FR FR98569A patent/FR1567862A/fr not_active Expired
-
1968
- 1968-03-02 DE DE1968J0035825 patent/DE1608268B2/de active Granted
- 1968-03-06 US US710877A patent/US3455402A/en not_active Expired - Lifetime
- 1968-03-07 NL NL6803309.A patent/NL156781B/xx not_active IP Right Cessation
- 1968-03-11 BE BE712011D patent/BE712011A/xx unknown
- 1968-03-12 GB GB02053/68A patent/GB1219185A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1608268B2 (de) | 1976-04-29 |
| GB1219185A (en) | 1971-01-13 |
| BE712011A (enrdf_load_stackoverflow) | 1968-07-15 |
| FR1567862A (enrdf_load_stackoverflow) | 1969-05-23 |
| NL156781B (nl) | 1978-05-16 |
| US3455402A (en) | 1969-07-15 |
| DE1608268A1 (de) | 1970-11-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NR80 | Reference from main patent to patent of addition |
Ref document number: 160358 Country of ref document: NL Date of ref document: 19780919 Format of ref document f/p: P |
|
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Information provided on patent owner name for an already discontinued patent |
Owner name: CARBURANTS |