NL7018212A - - Google Patents
Info
- Publication number
- NL7018212A NL7018212A NL7018212A NL7018212A NL7018212A NL 7018212 A NL7018212 A NL 7018212A NL 7018212 A NL7018212 A NL 7018212A NL 7018212 A NL7018212 A NL 7018212A NL 7018212 A NL7018212 A NL 7018212A
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
- E21B7/065—Deflecting the direction of boreholes using oriented fluid jets
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88480469A | 1969-12-15 | 1969-12-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL7018212A true NL7018212A (en) | 1971-06-17 |
| NL158579B NL158579B (en) | 1978-11-15 |
Family
ID=25385432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7018212.A NL158579B (en) | 1969-12-15 | 1970-12-14 | DEVICE FOR DEFLECTIVE DRILLING OF A WELL. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3599733A (en) |
| JP (1) | JPS5021121B1 (en) |
| CA (1) | CA924705A (en) |
| FR (1) | FR2073469B1 (en) |
| GB (1) | GB1258890A (en) |
| NL (1) | NL158579B (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3993146A (en) * | 1973-08-29 | 1976-11-23 | Continental Oil Company | Apparatus for mining coal using vertical bore hole and fluid |
| US4027407A (en) * | 1975-11-24 | 1977-06-07 | Kiss Sandor G | Jet flow alternator |
| GB2126267A (en) * | 1982-09-07 | 1984-03-21 | Coal Ind | Drilling methods and equipment |
| US4518048A (en) * | 1983-04-18 | 1985-05-21 | Robert F. Varley Co., Inc. | Method for improved hydraulic jetting of drill bore holes using high pressure pulses of fluid |
| US4787463A (en) * | 1985-03-07 | 1988-11-29 | Flowmole Corporation | Method and apparatus for installment of underground utilities |
| US4637479A (en) * | 1985-05-31 | 1987-01-20 | Schlumberger Technology Corporation | Methods and apparatus for controlled directional drilling of boreholes |
| FR2702515A1 (en) * | 1993-03-11 | 1994-09-16 | Simon Henri | Method and installation for carrying out earthworks, especially excavation, in a sensitive encumbered environment |
| US5660241A (en) * | 1995-12-20 | 1997-08-26 | Dowell, A Division Of Schlumberger Technology Corporation | Pressure compensated weight on bit shock sub for a wellbore drilling tool |
| US5879057A (en) * | 1996-11-12 | 1999-03-09 | Amvest Corporation | Horizontal remote mining system, and method |
| US7311148B2 (en) | 1999-02-25 | 2007-12-25 | Weatherford/Lamb, Inc. | Methods and apparatus for wellbore construction and completion |
| US7334650B2 (en) * | 2000-04-13 | 2008-02-26 | Weatherford/Lamb, Inc. | Apparatus and methods for drilling a wellbore using casing |
| FR2819850B1 (en) * | 2001-01-22 | 2003-12-19 | Cie Du Sol | PRESSURE LIQUID JET DRILLING TOOL |
| CN102084081B (en) * | 2008-05-13 | 2014-03-05 | 佩特捷德加拿大有限责任公司 | Hydraulic drilling method with penetration control |
| CN103599612A (en) * | 2013-10-17 | 2014-02-26 | 江苏振翔车辆装备股份有限公司 | Elevating platform fire truck |
| US9702200B2 (en) * | 2014-05-21 | 2017-07-11 | Tesco Corporation | System and method for controlled slip connection |
| US10724302B2 (en) | 2014-06-17 | 2020-07-28 | Petrojet Canada Inc. | Hydraulic drilling systems and methods |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1388496A (en) * | 1921-08-23 | wadsworth | ||
| GB191322522A (en) * | 1912-11-30 | 1915-06-17 | Victor Petit | Improvements in or relating to Boring and Drilling Apparatus. |
| US1669130A (en) * | 1924-11-06 | 1928-05-08 | Bertel M Jensen | Pump |
| US3112800A (en) * | 1959-08-28 | 1963-12-03 | Phillips Petroleum Co | Method of drilling with high velocity jet cutter rock bit |
| US3207241A (en) * | 1963-04-08 | 1965-09-21 | Smith Tool Co | Jet bits |
| US3488765A (en) * | 1967-12-21 | 1970-01-06 | Edwin A Anderson | Method and arrangement for selectively controlling fluid discharge from a drill bit on the lower end of a drill string |
-
1969
- 1969-12-15 US US884804A patent/US3599733A/en not_active Expired - Lifetime
-
1970
- 1970-12-14 GB GB1258890D patent/GB1258890A/en not_active Expired
- 1970-12-14 CA CA100547A patent/CA924705A/en not_active Expired
- 1970-12-14 NL NL7018212.A patent/NL158579B/en unknown
- 1970-12-14 JP JP45112925A patent/JPS5021121B1/ja active Pending
- 1970-12-14 FR FR7044896A patent/FR2073469B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1258890A (en) | 1971-12-30 |
| US3599733A (en) | 1971-08-17 |
| JPS5021121B1 (en) | 1975-07-21 |
| FR2073469B1 (en) | 1973-12-07 |
| FR2073469A1 (en) | 1971-10-01 |
| NL158579B (en) | 1978-11-15 |
| CA924705A (en) | 1973-04-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: VARLEY |