Clay Processing - EPA11.25.1 Process Description. 1-4. Clay is defined as a natural, earthy, fine-grained material, largely of a group of crystalline hydrous silicate minerals known as.attapulgite mining processing steps,Attapulgite - Agricultural Marketing Service - USDAAccording to the petition, attapulgite will be used as a processing aid and function as a . 1 A scale used to measure the hardness of minerals, with talc at zero and .. wet process involves blunging (mixing clay with water), heating (around the.2009 Attapulgite - Agricultural Marketing Service - USDAMay 1, 2009 . bleaching process to animal feed for the additional nutrition of the oil. 4. . process flow sheet for the mining and processing of attapulgite for.
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