NL74872C - - Google Patents
Info
- Publication number
- NL74872C NL74872C NL74872DA NL74872C NL 74872 C NL74872 C NL 74872C NL 74872D A NL74872D A NL 74872DA NL 74872 C NL74872 C NL 74872C
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
- F42D1/18—Plugs for boreholes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR977180T | 1948-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74872C true NL74872C (et) |
Family
ID=9519477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74872D NL74872C (et) | 1948-10-28 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR977180A (et) |
| NL (1) | NL74872C (et) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3046886A (en) * | 1959-04-06 | 1962-07-31 | Socony Mobil Oil Co Inc | Seismic explosive anchor |
| US3208381A (en) * | 1961-12-22 | 1965-09-28 | Nitroglycerin Ab | Device for the loading of bore holes with explosive |
| CA1220134A (en) * | 1985-01-25 | 1987-04-07 | Paavo Luoma | Topping and tamping plug |
| CN103954182B (zh) * | 2014-05-20 | 2016-04-13 | 武汉工程大学 | 一种矿山用上向炮孔堵塞装置及炮孔装药方法 |
| AU2015278692B2 (en) * | 2014-06-26 | 2019-09-19 | Penhine Proprietary Limited | A support device |
| CN104848754A (zh) * | 2015-04-15 | 2015-08-19 | 威海埃姆提爱矿山设备有限公司 | 一种帽形炮孔塞 |
| CN205642181U (zh) * | 2015-05-08 | 2016-10-12 | 威海埃姆提爱矿山设备有限公司 | 一种盘型定位间隔器 |
| RU2733259C1 (ru) * | 2020-05-18 | 2020-09-30 | Виктор Сергеевич Федотенко | Универсальное запирающее устройство |
| RU2739812C1 (ru) * | 2020-08-26 | 2020-12-28 | Виктор Сергеевич Федотенко | Подвесная скважинная забойка |
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0
- NL NL74872D patent/NL74872C/xx active
-
1948
- 1948-10-28 FR FR977180D patent/FR977180A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR977180A (fr) | 1951-03-28 |