NL7108956A - - Google Patents
Info
- Publication number
- NL7108956A NL7108956A NL7108956A NL7108956A NL7108956A NL 7108956 A NL7108956 A NL 7108956A NL 7108956 A NL7108956 A NL 7108956A NL 7108956 A NL7108956 A NL 7108956A NL 7108956 A NL7108956 A NL 7108956A
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
- Y10S415/903—Well bit drive turbine
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1244671A GB1358162A (en) | 1970-06-30 | 1970-06-30 | Hydraulic motors for rock drills |
| GB1244671 | 1971-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7108956A true NL7108956A (en) | 1972-01-03 |
Family
ID=26249027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7108956A NL7108956A (en) | 1970-06-30 | 1971-06-29 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3749511A (en) |
| BE (1) | BE769297A (en) |
| CA (1) | CA950266A (en) |
| CH (1) | CH541061A (en) |
| DE (1) | DE2132634A1 (en) |
| FR (1) | FR2100087A5 (en) |
| GB (1) | GB1358162A (en) |
| NL (1) | NL7108956A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE30257E (en) * | 1975-01-31 | 1980-04-22 | Engineering Enterprises, Inc. | Well drilling tool |
| US4019591A (en) * | 1975-06-09 | 1977-04-26 | Engineering Enterprises, Inc. | Well drilling tool |
| CA1314864C (en) * | 1989-04-14 | 1993-03-23 | Computalog Gearhart Ltd. | Compressive seal and pressure control arrangements for downhole tools |
| GB2292186A (en) * | 1994-07-29 | 1996-02-14 | John Richard Neville Roe | Hinged vane motor |
| US6659200B1 (en) * | 1999-12-20 | 2003-12-09 | Halliburton Energy Services, Inc. | Actuator assembly and method for actuating downhole assembly |
| US6568489B1 (en) * | 2001-04-17 | 2003-05-27 | Charles D. Hailey | Apparatus and method for downhole lubrication replenishment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2806672A (en) * | 1954-09-01 | 1957-09-17 | Borg Warner | Turbine assembly |
| US3594106A (en) * | 1969-05-09 | 1971-07-20 | Empire Oil Tool Co | Variable speed motor drill |
| US3630634A (en) * | 1969-07-01 | 1971-12-28 | William Mayall | Rock-drilling apparatus |
-
1970
- 1970-06-30 GB GB1244671A patent/GB1358162A/en not_active Expired
-
1971
- 1971-06-28 CA CA116,779,A patent/CA950266A/en not_active Expired
- 1971-06-29 NL NL7108956A patent/NL7108956A/xx unknown
- 1971-06-29 US US00158039A patent/US3749511A/en not_active Expired - Lifetime
- 1971-06-30 CH CH962971A patent/CH541061A/en not_active IP Right Cessation
- 1971-06-30 BE BE769297A patent/BE769297A/en unknown
- 1971-06-30 FR FR7123963A patent/FR2100087A5/fr not_active Expired
- 1971-06-30 DE DE19712132634 patent/DE2132634A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2100087A5 (en) | 1972-03-17 |
| GB1358162A (en) | 1974-06-26 |
| CA950266A (en) | 1974-07-02 |
| CH541061A (en) | 1973-08-31 |
| US3749511A (en) | 1973-07-31 |
| BE769297A (en) | 1971-12-30 |
| DE2132634A1 (en) | 1972-01-05 |