NL48411C - - Google Patents
Info
- Publication number
- NL48411C NL48411C NL84406A NL84406A NL48411C NL 48411 C NL48411 C NL 48411C NL 84406 A NL84406 A NL 84406A NL 84406 A NL84406 A NL 84406A NL 48411 C NL48411 C NL 48411C
- 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
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
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)
- Actuator (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1936S0124738 DE690241C (de) | 1936-10-30 | 1936-10-30 | Von der Spuelfluessigkeit angetriebene Stossbohreinrichtung |
| FR827140D FR827140A (fr) | 1936-10-30 | 1937-09-27 | Moteur hydraulique utilisé pour forages et dans lequel un cylindre portant un organe de forage est soulevé et abaissé alternativement par rapport à un piston fixé à une tige |
| NL84406A NL48411C (en:Method) | 1936-10-30 | 1937-10-05 | |
| US169801A US2129104A (en) | 1936-10-30 | 1937-10-19 | Hydraulic motor |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1936S0124738 DE690241C (de) | 1936-10-30 | 1936-10-30 | Von der Spuelfluessigkeit angetriebene Stossbohreinrichtung |
| FR827140T | 1937-09-27 | ||
| NL84406A NL48411C (en:Method) | 1936-10-30 | 1937-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL48411C true NL48411C (en:Method) | 1940-05-15 |
Family
ID=7986335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL84406A NL48411C (en:Method) | 1936-10-30 | 1937-10-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2129104A (en:Method) |
| DE (1) | DE690241C (en:Method) |
| FR (1) | FR827140A (en:Method) |
| NL (1) | NL48411C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3343565C2 (de) * | 1983-12-01 | 1985-11-14 | Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen | Tieflochhammer |
| CA2972829C (en) * | 2015-03-27 | 2022-03-08 | Anderson, Charles Abernethy | Apparatus and method for modifying axial force |
-
1936
- 1936-10-30 DE DE1936S0124738 patent/DE690241C/de not_active Expired
-
1937
- 1937-09-27 FR FR827140D patent/FR827140A/fr not_active Expired
- 1937-10-05 NL NL84406A patent/NL48411C/xx active
- 1937-10-19 US US169801A patent/US2129104A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR827140A (fr) | 1938-04-20 |
| US2129104A (en) | 1938-09-06 |
| DE690241C (de) | 1940-04-19 |