DE108039C - - Google Patents
Info
- Publication number
- DE108039C DE108039C DENDAT108039D DE108039DA DE108039C DE 108039 C DE108039 C DE 108039C DE NDAT108039 D DENDAT108039 D DE NDAT108039D DE 108039D A DE108039D A DE 108039DA DE 108039 C DE108039 C DE 108039C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- crown
- tube
- drilling
- hole
- Prior art date
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 235000015142 cultured sour cream Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- E21B27/00—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE108039C true DE108039C (enrdf_load_stackoverflow) |
Family
ID=378045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT108039D Active DE108039C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE108039C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT108039D patent/DE108039C/de active Active
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