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Additive for finely pulverized coal-oil mixture

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专利汇可以提供Additive for finely pulverized coal-oil mixture专利检索,专利查询,专利分析的服务。并且PURPOSE: A neutralization product of specific nonionic surfactant is added to a finely pulverized coal-oil mixture to produce title additive excellent storage stability over a wide range of temperature because it with scarcely cause the sedimentation of pulverized coal.
CONSTITUTION: Coal is crushed in an oil and subjected to heating to over 50°C and/or vigorous stirring at a linear speed of over 2 m/sec at any stage in the production process to produce a mixture containing 30W70 wt% of smokeless coal or pitch coal with average particle size of less than 200 microns, less than 7 wt% of water in total and at least heavy or curde oil, to which is added less than 1 wt% of a neutralization product with ammonia or an alkanolamine of a sulfate ester of ethylene oxide nonionic surfactant that contains lipophilic groups of 9 or more, preferably 12 or more carbon atoms and has 10W40 HLB value and a molecular weight of 300W3000, preferably 300W1000.
COPYRIGHT: (C)1979,JPO&Japio,下面是Additive for finely pulverized coal-oil mixture专利的具体信息内容。

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