NL6406203A - - Google Patents
Info
- Publication number
- NL6406203A NL6406203A NL6406203A NL6406203A NL6406203A NL 6406203 A NL6406203 A NL 6406203A NL 6406203 A NL6406203 A NL 6406203A NL 6406203 A NL6406203 A NL 6406203A NL 6406203 A NL6406203 A NL 6406203A
- Authority
- NL
- Netherlands
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
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/75—Stone, rock or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF28402A DE1100257B (de) | 1959-05-08 | 1959-05-08 | Bohrmeissel fuer die Herstellung von Duebelloechern in Beton, Mauerwerk od. dgl. |
| DEF28520A DE1131386B (de) | 1959-05-26 | 1959-05-26 | Bohrmeissel fuer die Herstellung von Duebelloechern in Beton, Mauerwerk od. dgl. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6406203A true NL6406203A (2) | 1964-07-27 |
Family
ID=25974305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6406203A NL6406203A (2) | 1959-05-08 | 1964-06-02 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE590565A (2) |
| CH (1) | CH378027A (2) |
| GB (2) | GB954020A (2) |
| NL (1) | NL6406203A (2) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK56178A (da) * | 1978-02-07 | 1979-08-08 | M B Nielsen | Fremgangsmaade og vaerktoej til brug ved boring af et hul i armeret beton |
-
1960
- 1960-04-26 CH CH473460A patent/CH378027A/de unknown
- 1960-05-06 BE BE590565A patent/BE590565A/fr unknown
- 1960-05-09 GB GB16323/60A patent/GB954020A/en not_active Expired
- 1960-05-09 GB GB25904/63A patent/GB955410A/en not_active Expired
-
1964
- 1964-06-02 NL NL6406203A patent/NL6406203A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB955410A (en) | 1964-04-15 |
| GB954020A (en) | 1964-04-02 |
| CH378027A (de) | 1964-05-31 |
| BE590565A (fr) | 1960-09-01 |