NL6815869A - - Google Patents
Info
- Publication number
- NL6815869A NL6815869A NL6815869A NL6815869A NL6815869A NL 6815869 A NL6815869 A NL 6815869A NL 6815869 A NL6815869 A NL 6815869A NL 6815869 A NL6815869 A NL 6815869A NL 6815869 A NL6815869 A NL 6815869A
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/26—Drilling without earth removal, e.g. with self-propelled burrowing devices
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68135667A | 1967-11-08 | 1967-11-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6815869A true NL6815869A (xx) | 1969-05-12 |
Family
ID=24734938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6815869A NL6815869A (xx) | 1967-11-08 | 1968-11-07 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3480092A (xx) |
| BE (1) | BE723326A (xx) |
| DE (1) | DE1807351A1 (xx) |
| FR (1) | FR1599825A (xx) |
| NL (1) | NL6815869A (xx) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3630295A (en) * | 1969-12-10 | 1971-12-28 | Bell Telephone Labor Inc | Steering apparatus for soil-burrowing mole |
| US4023628A (en) * | 1976-04-30 | 1977-05-17 | Bodine Albert G | Drilling device utilizing sonic resonant torsional rectifier |
| US4321973A (en) * | 1979-08-10 | 1982-03-30 | Maurer Spencer B | Rotary impact clutch |
| FR2496751A1 (fr) * | 1980-12-24 | 1982-06-25 | Petroles Cie Francaise | Sonde geomecanique petroliere |
| US4596292A (en) * | 1985-04-18 | 1986-06-24 | The Stanley Works | Subsoil penetrating apparatus |
| DE3808376A1 (de) * | 1988-03-12 | 1989-09-28 | Schiedel Kaminwerke Friedrich | Vorrichtung zum ausfraesen eines auszufuetternden schornsteins |
| DE3911467A1 (de) * | 1989-04-08 | 1990-10-11 | Tracto Technik | Selbstantreibbares rammbohrgeraet, insbesondere fuer die herstellung von rohrfoermigen erdbohrungen |
| US6488105B1 (en) * | 1999-01-04 | 2002-12-03 | California Institute Of Technology | Method and apparatus for subsurface exploration |
| US10240314B2 (en) * | 2017-06-16 | 2019-03-26 | William Eugene Hodge | Apparatus and method to enhance the utility of hydrodynamic compaction machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2540161A (en) * | 1949-05-20 | 1951-02-06 | Marston H Boden | Attachment for rotary impact tools |
| US2650314A (en) * | 1952-02-12 | 1953-08-25 | George W Hennigh | Special purpose electric motor |
| US2864633A (en) * | 1956-02-23 | 1958-12-16 | Chance Co Ab | Methods and apparatus for anchoring pipe lines and the like |
| US2999572A (en) * | 1958-02-12 | 1961-09-12 | John D Hinckley | Earth anchor |
| US3326008A (en) * | 1965-04-01 | 1967-06-20 | Baran Paul | Electrical gopher |
| US3330368A (en) * | 1965-06-07 | 1967-07-11 | Baran Paul | Peristaltic gopher |
| US3375885A (en) * | 1965-09-13 | 1968-04-02 | California Inst Res Found | Burrowing apparatus |
-
1967
- 1967-11-08 US US681356A patent/US3480092A/en not_active Expired - Lifetime
-
1968
- 1968-11-04 BE BE723326D patent/BE723326A/xx unknown
- 1968-11-06 DE DE19681807351 patent/DE1807351A1/de active Pending
- 1968-11-07 NL NL6815869A patent/NL6815869A/xx unknown
- 1968-11-08 FR FR1599825D patent/FR1599825A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1599825A (xx) | 1970-07-20 |
| BE723326A (xx) | 1969-04-16 |
| US3480092A (en) | 1969-11-25 |
| DE1807351A1 (de) | 1969-07-03 |