DE179977C - - Google Patents
Info
- Publication number
- DE179977C DE179977C DENDAT179977D DE179977DA DE179977C DE 179977 C DE179977 C DE 179977C DE NDAT179977 D DENDAT179977 D DE NDAT179977D DE 179977D A DE179977D A DE 179977DA DE 179977 C DE179977 C DE 179977C
- Authority
- DE
- Germany
- Prior art keywords
- machine
- fork
- cutting
- drilling
- pin
- 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 claims description 10
- 239000000725 suspension Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/64—Slitting machines guided solely by hand and either carried by hand or mounted on supports
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)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE179977C true DE179977C (sv) |
Family
ID=444271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT179977D Active DE179977C (sv) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE179977C (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995010783A1 (en) * | 1993-10-12 | 1995-04-20 | Colorado State University Research Foundation | Detecting and evaluating cracks using microwaves |
-
0
- DE DENDAT179977D patent/DE179977C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995010783A1 (en) * | 1993-10-12 | 1995-04-20 | Colorado State University Research Foundation | Detecting and evaluating cracks using microwaves |
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