LU29143A1 - - Google Patents
Info
- Publication number
- LU29143A1 LU29143A1 LU29143DA LU29143A1 LU 29143 A1 LU29143 A1 LU 29143A1 LU 29143D A LU29143D A LU 29143DA LU 29143 A1 LU29143 A1 LU 29143A1
- Authority
- LU
- Luxembourg
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
- E21B7/002—Drilling with diversely driven shafts extending into the borehole
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR539062 | 1947-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU29143A1 true LU29143A1 (xx) | 1948-09-13 |
Family
ID=8688377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU29143D LU29143A1 (xx) | 1947-07-30 | 1948-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| LU (1) | LU29143A1 (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115749584A (zh) * | 2022-08-23 | 2023-03-07 | 枣庄市瑞隆机械制造有限公司 | 一种用于矿产开采岩石钻进装置 |
-
1948
- 1948-07-12 LU LU29143D patent/LU29143A1/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115749584A (zh) * | 2022-08-23 | 2023-03-07 | 枣庄市瑞隆机械制造有限公司 | 一种用于矿产开采岩石钻进装置 |