FR1595690A - - Google Patents
Info
- Publication number
- FR1595690A FR1595690A FR1595690DA FR1595690A FR 1595690 A FR1595690 A FR 1595690A FR 1595690D A FR1595690D A FR 1595690DA FR 1595690 A FR1595690 A FR 1595690A
- 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.)
- Expired
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
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
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 |
|---|---|---|---|
| FR173347 | 1968-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1595690A true FR1595690A (da) | 1970-06-15 |
Family
ID=8656727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1595690D Expired FR1595690A (da) | 1968-11-12 | 1968-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1595690A (da) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0009838A1 (fr) * | 1978-09-28 | 1980-04-16 | Ph. GUEX & FILS S.A. | Foret à pierre pour perceuse-frappeuse ou marteau électrique |
| FR2480847A1 (fr) * | 1980-04-16 | 1981-10-23 | Hilti Ag | Foret a roche |
| EP1050662A2 (de) * | 1997-12-04 | 2000-11-08 | Hawera Probst GmbH | Gesteinsbohrwerkzeug |
-
1968
- 1968-11-12 FR FR1595690D patent/FR1595690A/fr not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0009838A1 (fr) * | 1978-09-28 | 1980-04-16 | Ph. GUEX & FILS S.A. | Foret à pierre pour perceuse-frappeuse ou marteau électrique |
| FR2437921A1 (fr) * | 1978-09-28 | 1980-04-30 | Guex & Fils Sa Ph | Foret a pierre pour perceuse-frappeuse ou marteau electrique |
| FR2480847A1 (fr) * | 1980-04-16 | 1981-10-23 | Hilti Ag | Foret a roche |
| EP1050662A2 (de) * | 1997-12-04 | 2000-11-08 | Hawera Probst GmbH | Gesteinsbohrwerkzeug |
| EP1050662A3 (de) * | 1997-12-04 | 2001-08-22 | Hawera Probst GmbH | Gesteinsbohrwerkzeug |
| US6427789B1 (en) | 1997-12-04 | 2002-08-06 | Hawera Probst Gmbh | Rock drilling tool with improved conveying |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |