Mining expls

Millbank Explosives. Mining expls contg K chlorate. Typical formulations contain K chlorate 66.96, amorph P 3.75 and charcoal 29.29% K chlorate 64.30, K ferrocyanlde 32.20 and charcoal 3.50%... 

Minolite Antigrisouteuse. A Belg coal mine expl considered safe for use at charge wts up to 650g. It contains AN 72, Na nitrate 23, TNT 3 and TN-... 

Monarkite. Brit permitted mining expl contg typically NG 12.0, AN 4.97, Na chloride 24.5, Na nitrate 7.5, starch 4.0, mineral jelly 2.0, and collodion cotton 0.3%. Its charge limit is 26oz, and power by BalPend is 2.61 inches... 

Monobels. Brit permitted mining expls made by Nobel s Explosives Co (Refs 1, 2 3) ... 

Nobel Co, at Schlebusch-Manfort, and published works on NG, Nitrosugar, Dinitroglycol, coal mine expls, etc. He was also the author of books dealing with expls, such as Scheiss-und... 

Nationalite. A Brit coal mine expl of the Grisounite class (see Vol 6, G-143-L). The original composition contained AN 92 Di-and Trinitrotoluenes 8%. In order to pass the Rotherdam Test for acceptance on the permitted list, it was necessary to add alkali chlorides, resulting in the following formulations ... 

Newit. A Rus pre-WWI mining expl contg NG (gelatinized with collodion cotton) 4, AN 78, K nitrate 5, Na chloride 8 vegetable meal 5% Ref Anon, SS 12, 431 (1917)... 

Nightingale and Pearson Powder. Mining expl patented in Engl in 1897. It contained K perchlorate 55-60, Na carbonate 25-29, sugar 6—10 and paraffin 5—20%. Potatoes or woodmeal could replace the sugar Refs 1) Daniel (1902), 452 2) PSrcz Ara... 

Nitropolene (Nitropoline). A mining expl invented by Volkmann contg K nitrate, K ferro-cyanide and sawdust Ref Daniel (1902), 568 788... 

Norris Powder. A low-freezing mining expl invented in 1901 by an American, Norris. It was much less sensitive to impact and friction than contemporary Dynamites. It contained NG 70, mononitrobenzene 15, and Huile empyroma-tique 15%. The latter ingredient consisted of ail oily substance obtained on distn of wood tar. 

Norsabite. An AN coal mining expl of the Favier type contg a small amt of calcium silicide as sensitizer AN 68, TNT 12, NaCI 17 Ca silicide 3%, Power by BalPend is 2.64" vs 3.27w for standard Brit 60% Gelignite Ref Marshall 3 (1932), 119... 

Novo-Astralit (New Astralite). Russ pre-WWl mining expl contg AN 80.8, TNT 16.0, potato meal 3.0 sawdust 0.2%... 

Novo-Nobelits (New Nobelites). Russ pre-WWI coal mining expls contg NG (gelatinized with collodion cotton) 11.5-12, AN 47—50, Na nitrate 4—3, glycerin 3.5—4, potato meal 6, Na chloride 22—20, talcum 6%... 

Odite. An older Brit coal-mine expl contg AN 88 A DNB 12%... 

Oliver s Flameless Dynamite. A safety mining expl, manufd in the last century by the Oliver Powder Company. Another Dynamite manufd by the same company was called Meteor Dynamite... 

Ormites, Mining expls contg nitrates as the chief ingredients, authorized for use in Engl in 1898... 

K oxalate was used as a cooling agent in mining expls such as Oxalate Blasting Powder (see in this Vol) and Gelatine-Prosperit (see in Vol 6, G52)... 

The resulting mixts were the so-called Steel-ites (qv), mining expls used in Fr and Engl during the early part of this century... 

P" (Explosifs de mine). Older Fr mining expls which were also used for military purposes. Typical of these were No 1 AN 80, Guncotton 20% No 2 AN 90.5, Guncotton 9.5%... 

Pannonit. An Austrian pre WWI permissible low-freezing mining expl contg NG 25.5, NC (collodion cotton) 1.5, AN 37, dextrin 4, glycerol 3, MNT 5, Na or KC1 24%. It was fired with a special detonator contg TNT, and replaced the previously used Progressit (qv) Refs 1) Anon, SS S, 398 (1913) 2) Marshall... 

Patent Blasting Powder. Early safety mining expl, consisting of BlkPdr to which ordinary salt was added to lower the deflagration temp Ref Daniel (1902), 601... 

Perchlorit (Perch lor ites). A type of Ger perchlorate mining expl used prior to and during WWI. Two typical formulations are shown in... 

Persalites, Gesteins (Gesteins is Ger for Blasting). A group of Ger mining expls manufd from leftover stocks of WWI military expls. Two typical formulations were a) K chlorate 35, AN 43, m-DNT 8, DNN 8, woodmeal 4, and NG 2% OB to C03 -0.3%, Trauzl value 330cc b) K perchlorate 34, AN 48, m-DNT 10, woodmeal 6 and pulverized coal 2% OB to C02 +1.7%, Trauzl value 325cc... 

Phenixsprengstoffe. Mining expls patented in 1899 by the Sprengstoffwerke Dr Nahnsen ... 

Preisenhammer Explosives. Mining expls, patent ed in 1864, consisting of mixts of hydrogen and oxygen... 

Pyronome of DeTret. An inexpensive mining expl patented in Engl in 1859 contg Na nitrate 71.5, sulfur 13.5, and charcoal 15% (Refs 1 2). A subsequent Pyronome of Salle Sandoy was patented in Fr in 1881 and contd K nitrate 69 sulfur, charcoal, metallic Sb K chlorate 15% the balance being rye flour contg a small quantity of K dichromate (Ref 1)... 

In the case of mining expls, it provides a measure of probable borehole performance, ie, whether or not the expl may be depended upon to propagate in a long column under the confinement of the borehole (See also Detonation by Influence)... 

Sheffield, PATR 2700, Vol 3(1966), pp C447 to C449 (Thermochemical calculations for coal mining expls, which include heats of combustion, deflagration and explosion of such expls) 49a) Chemical Rubber Publishing Co, "Handbook of Chemistry and Physics , Cleveland, Ohio(1968-69)... 

CA 50, 10409(1956) (Investigations of relation between propagation of deton of mining expls and the diameter of the cartridge)... 

See in the text) 50) PATR 2700, Vol 2 (1962), pp C34 C35, Tables (Isochoric flame temps for varions propints) 51) PATR 2700, Vol 3 (1966), pp C447-L to C449-R (Calcn of temp of expln for coal mining expls) 52) C.G. Dunkle, private communication, Jan 1968... 

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