COAL-MINE EXPLOSIVES

_American._

Aetna Coal-mine Powder A, B, C: nitroglycerine explosive.

Black Diamond: 2A, 3A, 6L.F are nitroglycerine explosives; 5, 7, 8,

ammonium nitrate explosives.

Carbonite: nitroglycerine 26, barium nitrate 4, potassium nitrate 29,

wood-meal or starch flour 40, calcium carbonate 0.25.

Du Pont Permissible: nitroglycerine, ammonium nitrate, common salt.

Eureka: nitroglycerine and hydrated salt.

Monobel: ammonium nitrate, nitroglycerine, wood-meal, alkali chloride.

Red H1-7: ammonium nitrate explosives.

Trogan Coal Powder: contains nitrostarch.

_Austrian and Hungarian_.

Chloratit: during war was used in coal-mines.

Dynammon: ammonium nitrate, potassium nitrate, red charcoal.

Pannomite: nitroglycerine, collodion cotton, ammonium nitrate, dextrin,

glycerine, nitrotoluene, alkali chloride.

Titanite: Ammonium nitrate, trinitrotoluene, curcuma charcoal.

_Belgian_.

Alsilite: ammonium nitrate, trinitrotoluene, ferrosilicon-aluminium,

salt.

Baellnite: ammonium-nitrate, trinitrotoluene.

Densite: alkaline nitrates, trinitrotoluene, dinitrotoluene, and

ammonium chloride.

Favier Explosives: mixtures in varying proportions containing ammonium

nitrate, nitronaphthalene, paraffin, and resin; higher nitrated

naphthalenes, potassium nitrate, and tetryl may be present.

Manufactured by the French Government as Explosifs N or Favier or

Grisounites. Grisounites-couche for coal-mines have theoretical

explosion temperatures of 1500deg C., Grisounites-roche of 1900deg C.

Ammonite, Westfalite, Bellite, Roburite are explosives of this type;

other ammonites, Bellite Nos. 2 and 4, Faversham powder, and negro

powder have ammonium or sodium chloride added.

_British._

Ammonite: Favier type; ammonium nitrate 75, dinitronaphthalene or other

nitro-body, salt 20.

Bellite: ammonium nitrate and metadinitrobenzene; salt and starch may

be added.

Bobbinite: the only gunpowder explosive allowed in England, not allowed

in foreign mines; alkali nitrate, carbohydrates, wax may be added.

Shatters coal less than high explosives.

Cambrite: a Nobel carbonite plus 8 per cent of a cooling agent.

Denaby Powder: ammonium nitrate, alkali nitrate, T.N.T., ammonium

chloride.

Dynobel: nitroglycerine 15, collodion cotton 0.5, nitro-body 3,

ammonium nitrate 46, wood-meal 5.5, salt 29.5, magnesium carbonate 0.5.

Limit charge, 18 to 30 ounces. Swing of ballistic pendulum, 2.35

inches.

Monarkite: ammonium and sodium nitrate, nitroglycerine, nitrocotton,

starch, mineral jelly, salt.

Monobel: ammonium nitrate, nitroglycerine, wood-meal, salt, alkali

chloride, magnesium carbonate; nitro-body may be present.

Negro Powder: Grisounite type; ammonium nitrate 88, T.N.T. 10, graphite

2.

Rex Powder: nitroglycerine 12, salt 20, wood-meal 8, ammonium nitrate

60. Charge, 20 ounces. Swing of pendulum, 2.61 inches.

Rippite (Super): nitroglycerine, nitrocotton, potassium nitrate, borax,

alkali chloride.

Roburite: ammonium nitrate 61, T.N.T. 16, salt 23.

Stomonal: nitroglycerine, ammonium nitrate, sodium nitrate, wood-meal,

wheat-flour, salt, ammonium oxalate.

Thames Powder. Similar to above.

_Danish._

Aerolite: ammonium nitrate 78.1 per cent, potassium nitrate 7.5 per

cent, sulphur 8.75 per cent, tar 2.5 per cent, sago-meal 1.25 per cent,

manganese dioxide 1.25 per cent, resin 0.6 per cent.

Poudre Blanche Cornil: ammonium nitrate, alkali nitrate,

nitronaphthalene, lead chromate.

_French._

Favier Explosives. See under _Belgian_ explosives.

Grisounite. As above.

Grisoutine or Grisou Dynamite. It is a mixture of ammonium nitrate and

blasting gelatine. It is the only explosive except Grisounite allowed

in the more dangerous French mines.

Naphthalite (Grisou): potassium chlorate 80 per cent, aryl

hydrocarbons, 12 per cent nitrocompounds not trinitro-bodies, paraffin,

fatty oils, flour and other organic substances. May contain alkali

chlorides and up to 4 per cent blasting gelatine.

_German._

Albit (Wetter): a chlorate explosive replacing nitrates; scarce during

the war.

Astralit (Wetter): ammonium nitrate explosive containing some blasting

gelatine. Many varieties, which may also contain rape-oil and

potato-meal. Has been used in trench howitzers.

Carbonit. Numerous compositions come under this name and are made in

different countries. Consists chiefly of nitroglycerine and metallic

nitrates. Arctic carbonite, a low-freezing mixture, contains 15.5 per

cent nitroglycerine, 10.5 per cent nitrohydrocarbon, 42 per cent

potassium nitrate, 31.7 per cent wood-meal, and 0.3 per cent calcium

carbonate.

Chloratzit: potassium chlorate or perchlorate, aryl nitro-bodies,

resins, and carbohydrates. For coal-mines add cooling agents.

Detonit: ammonium nitrate, charcoal, meal, 4 per cent blasting

gelatine, neutral salts.

Donarit: ammonium nitrate 80 per cent, trinitrotoluene 12 per cent,

rye-flour 4 per cent, nitroglycerine 4 per cent. The standard in

Germany for sensitiveness of ammonium nitrate explosives.

Dorfit: ammonium nitrate, trinitrotoluene, flour, salt, alkali nitrate.

Dynamit: nitroglycerine 75 per cent, Kieselguhr 25 per cent.

Gehlingerit: ammonium nitrate, trinitrotoluene, flour.

Permonit: a perchlorate explosive.

Tremonit: contains gelatinized dinitroglycerine, pea-flour, and salt.

The New Gresham Encyclopedia. Estremoz to Felspar Volume 4, Part 3 · 第 21 / 30 题