NL81663C - - Google Patents
Info
- Publication number
- NL81663C NL81663C NL81663DA NL81663C NL 81663 C NL81663 C NL 81663C NL 81663D A NL81663D A NL 81663DA NL 81663 C NL81663 C NL 81663C
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/19—Means for fixing picks or holders
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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE680950X | 1950-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81663C true NL81663C (en:Method) |
Family
ID=6596241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL81663D NL81663C (en:Method) | 1950-01-20 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE497102A (en:Method) |
| FR (1) | FR1021622A (en:Method) |
| GB (1) | GB680950A (en:Method) |
| NL (1) | NL81663C (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1063550B (de) * | 1955-01-31 | 1959-08-20 | J C Soeding & Halbach Edelstah | Bohrer zur Herstellung von Bohrloechern in Kohlenfloezen mit mittlerer Zentrier-schneide und Rollenmeisseln |
| CS154565B2 (en:Method) * | 1965-12-18 | 1974-04-30 | ||
| US4006936A (en) * | 1975-11-06 | 1977-02-08 | Dresser Industries, Inc. | Rotary cutter for a road planer |
| US6024143A (en) * | 1999-03-22 | 2000-02-15 | Kennametal Inc. | Cutting tooth assembly |
-
0
- NL NL81663D patent/NL81663C/xx active
- BE BE497102D patent/BE497102A/xx unknown
-
1950
- 1950-07-07 FR FR1021622D patent/FR1021622A/fr not_active Expired
- 1950-07-19 GB GB18061/50A patent/GB680950A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB680950A (en) | 1952-10-15 |
| BE497102A (en:Method) | |
| FR1021622A (fr) | 1953-02-20 |