BE722771A - - Google Patents
Info
- Publication number
- BE722771A BE722771A BE722771DA BE722771A BE 722771 A BE722771 A BE 722771A BE 722771D A BE722771D A BE 722771DA BE 722771 A BE722771 A BE 722771A
- Authority
- BE
- Belgium
- Prior art keywords
- firedamp
- foam
- water
- explosive
- paste
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000006260 foam Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 36
- 239000002360 explosive Substances 0.000 description 28
- 230000000977 initiatory effect Effects 0.000 description 13
- 239000000203 mixture Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 9
- 238000005065 mining Methods 0.000 description 8
- 230000037452 priming Effects 0.000 description 7
- 239000011435 rock Substances 0.000 description 7
- 239000004570 mortar (masonry) Substances 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 238000005474 detonation Methods 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 244000303965 Cyamopsis psoralioides Species 0.000 description 1
- 244000007835 Cyamopsis tetragonoloba Species 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000012459 muffins Nutrition 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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
- F42D1/26—Tamping with foaming agents
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE722771 | 1968-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE722771A true BE722771A (enrdf_load_stackoverflow) | 1969-04-01 |
Family
ID=3853718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE722771D BE722771A (enrdf_load_stackoverflow) | 1968-10-23 | 1968-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE722771A (enrdf_load_stackoverflow) |
-
1968
- 1968-10-23 BE BE722771D patent/BE722771A/fr unknown
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