FR2184092A1 - - Google Patents
Info
- Publication number
- FR2184092A1 FR2184092A1 FR7316993A FR7316993A FR2184092A1 FR 2184092 A1 FR2184092 A1 FR 2184092A1 FR 7316993 A FR7316993 A FR 7316993A FR 7316993 A FR7316993 A FR 7316993A FR 2184092 A1 FR2184092 A1 FR 2184092A1
- Authority
- FR
- France
- 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.)
- Pending
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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25237172A | 1972-05-11 | 1972-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2184092A1 true FR2184092A1 (en) | 1973-12-21 |
Family
ID=22955735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7316993A Pending FR2184092A1 (en) | 1972-05-11 | 1973-05-10 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2184092A1 (en) |
| NL (1) | NL7306519A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2418706A1 (en) * | 1978-03-02 | 1979-09-28 | Hawera Probst Gmbh | ROCK AND CONCRETE DRILL |
| EP0009838A1 (en) * | 1978-09-28 | 1980-04-16 | Ph. GUEX & FILS S.A. | Rock drill bit for percussion drill or electric hammer |
| FR2480847A1 (en) * | 1980-04-16 | 1981-10-23 | Hilti Ag | FOREST A ROCHE |
-
1973
- 1973-05-10 NL NL7306519A patent/NL7306519A/xx unknown
- 1973-05-10 FR FR7316993A patent/FR2184092A1/fr active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2418706A1 (en) * | 1978-03-02 | 1979-09-28 | Hawera Probst Gmbh | ROCK AND CONCRETE DRILL |
| EP0009838A1 (en) * | 1978-09-28 | 1980-04-16 | Ph. GUEX & FILS S.A. | Rock drill bit for percussion drill or electric hammer |
| FR2437921A1 (en) * | 1978-09-28 | 1980-04-30 | Guex & Fils Sa Ph | STONE DRILL FOR DRILLING-PUNCHING MACHINE OR ELECTRIC HAMMER |
| FR2480847A1 (en) * | 1980-04-16 | 1981-10-23 | Hilti Ag | FOREST A ROCHE |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7306519A (en) | 1973-11-13 |