DE135689C - - Google Patents
Info
- Publication number
- DE135689C DE135689C DENDAT135689D DE135689DA DE135689C DE 135689 C DE135689 C DE 135689C DE NDAT135689 D DENDAT135689 D DE NDAT135689D DE 135689D A DE135689D A DE 135689DA DE 135689 C DE135689 C DE 135689C
- Authority
- DE
- Germany
- Prior art keywords
- negaunee
- maas
- sinking shafts
- george joseph
- joseph
- 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
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/08—Sinking shafts while moving the lining downwards
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE135689C true DE135689C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=403713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT135689D Active DE135689C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE135689C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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0
- DE DENDAT135689D patent/DE135689C/de active Active