FR2099770A5 - - Google Patents
Info
- Publication number
- FR2099770A5 FR2099770A5 FR7122604A FR7122604A FR2099770A5 FR 2099770 A5 FR2099770 A5 FR 2099770A5 FR 7122604 A FR7122604 A FR 7122604A FR 7122604 A FR7122604 A FR 7122604A FR 2099770 A5 FR2099770 A5 FR 2099770A5
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
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)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT562570A AT310697B (de) | 1970-06-23 | 1970-06-23 | Vorrichtung zum Ausbringen von Bohrstaub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2099770A5 true FR2099770A5 (enExample) | 1972-03-17 |
Family
ID=3577843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7122604A Expired FR2099770A5 (enExample) | 1970-06-23 | 1971-06-22 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT310697B (enExample) |
| BE (1) | BE768858A (enExample) |
| CH (1) | CH521510A (enExample) |
| DE (1) | DE2129006A1 (enExample) |
| FR (1) | FR2099770A5 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2758385C3 (de) * | 1977-12-28 | 1981-03-26 | Ing. G. Klemm Bohrtechnik GmbH, 57489 Drolshagen | Schlag-Bohreinrichtung für Großlochbohrungen |
| DE102016225015A1 (de) * | 2016-12-14 | 2018-06-14 | Robert Bosch Gmbh | Verfahren zum Abtransport von Bohrstaub |
-
1970
- 1970-06-23 AT AT562570A patent/AT310697B/de not_active IP Right Cessation
-
1971
- 1971-06-11 DE DE19712129006 patent/DE2129006A1/de active Pending
- 1971-06-11 CH CH859871A patent/CH521510A/de not_active IP Right Cessation
- 1971-06-22 BE BE768858A patent/BE768858A/xx unknown
- 1971-06-22 FR FR7122604A patent/FR2099770A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2129006A1 (de) | 1971-12-30 |
| AT310697B (de) | 1973-10-10 |
| CH521510A (de) | 1972-04-15 |
| BE768858A (fr) | 1971-12-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |