FR767343A - Process for preventing the ignition of firedamp and coal dust during mine shooting - Google Patents
Process for preventing the ignition of firedamp and coal dust during mine shootingInfo
- Publication number
- FR767343A FR767343A FR767343DA FR767343A FR 767343 A FR767343 A FR 767343A FR 767343D A FR767343D A FR 767343DA FR 767343 A FR767343 A FR 767343A
- Authority
- FR
- France
- Prior art keywords
- firedamp
- ignition
- preventing
- coal dust
- dust during
- Prior art date
- 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
-
- 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
- F42D1/24—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor characterised by the tamping material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Separation Of Gases By Adsorption (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR767343T | 1933-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR767343A true FR767343A (en) | 1934-07-16 |
Family
ID=9183810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR767343D Expired FR767343A (en) | 1933-04-08 | 1933-04-08 | Process for preventing the ignition of firedamp and coal dust during mine shooting |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR767343A (en) |
| GB (1) | GB422255A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1315597C (en) * | 1988-09-29 | 1993-04-06 | Patrick D. Mclaughlin | Primer centering device for large diameter blastholes |
| JP2010096419A (en) * | 2008-10-16 | 2010-04-30 | Sb Kogyo Kk | Method of suppressing blasting dust in tunnel construction |
| CN104453826A (en) * | 2014-10-31 | 2015-03-25 | 河南理工大学 | Method for multistage connection of deep-hole gas-phase fracture pipes |
| CN104500019B (en) * | 2014-11-18 | 2017-02-22 | 辽宁工程技术大学 | Reinforced anti-reflection method for promoting gas extraction |
| CN105258583A (en) * | 2015-11-04 | 2016-01-20 | 贵州大学 | Active-pressure-releasing hole-bottom vacuum spaced charging structure and charging method thereof |
| CN113605891B (en) * | 2021-08-06 | 2023-11-24 | 江苏夏谷科技有限公司 | Intelligent multifunctional vehicle for pneumatic rock breaking construction of solid carbon dioxide and application method of intelligent multifunctional vehicle |
-
1933
- 1933-04-08 FR FR767343D patent/FR767343A/en not_active Expired
-
1934
- 1934-03-15 GB GB8169/34A patent/GB422255A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB422255A (en) | 1935-01-08 |
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