French Permissible Explosives

French Permissible Explosives. Considerable work on development of permissible expls was done in France before WWII, but it was interrupted during WWII by Ger occupation. Accdg to M dard (Ref 31a, p 219), about 25% of expls used in France (at the time of publication of his paper) were permissible (explosifs antigrisouteux). Following are compns of some of these expls developed before and after WWII ... [Pg.233]

French Commercial Explosives of Non-Permissible Type. See Vol 3, p C438. Included as >rf 1966 were Explosifs antigri-souteux Explosifs chlorate s ou Explosifsdu Type OC, also known as Cheddites Explosifs nitrates ou Explosifs du type N Explosifs nitrates a la pentqllite Explosifs nitrates d 1 aluminium Explosifs nitrates resistant a 1 eau Explosifs plastiques ... [Pg.573]

French Commercial Explosives of Permissible type. See Vol 3, pp C450-R C451-L. Their general name is Explosifs antigrisouteux and they included as of 1966 Grisou-dynamite chloruree n° 1, Explosif du type N, n° 7 ... [Pg.573]

The French also have permissible explosives containing both ammonium nitrate and nitroglycerin (gelatinized), with and without saltpeter. These are called Grisou-dynamites or Grisoutines. [Pg.351]

The temperature of the flame is also of great Importance and most countries have established a certain max temperature. Mallard and LeChatelier chought that the max should be 2200°, but the French Investigating Committee (Commission des Substances Explosives) lowered this limit to 1500° for "couche expls (permissible in coal seams) and 1900° for "roche expls (used for blasting accompanying rock). [Pg.427]

Galeries d essais. French Testing Galeries are briefly described in Vol 3 of Encycl, p C371, item D, under "Coal Mining Explosives, Testing for Permissibility ... [Pg.649]

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