FR407523A - - Google Patents
Info
- Publication number
- FR407523A FR407523A FR407523DA FR407523A FR 407523 A FR407523 A FR 407523A FR 407523D A FR407523D A FR 407523DA FR 407523 A FR407523 A FR 407523A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- E21B7/04—Directional drilling
- E21B7/046—Directional drilling horizontal drilling
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB190924473T | 1909-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR407523A true FR407523A (en) | 1910-03-02 |
Family
ID=32446222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR407523D Expired FR407523A (en) | 1909-10-25 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE220477C (en) |
| FR (1) | FR407523A (en) |
| GB (1) | GB190924473A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105079A (en) * | 1976-02-10 | 1978-08-08 | Paul Schmidt | Device for launching percussion ground borers |
-
0
- FR FR407523D patent/FR407523A/fr not_active Expired
- DE DENDAT220477D patent/DE220477C/de not_active Expired
-
1909
- 1909-10-25 GB GB190924473D patent/GB190924473A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE220477C (en) | 1908-07-23 |
| GB190924473A (en) | 1910-03-10 |