作者: Christopher Cummings Shirk , David Lloyd Danielson
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摘要: An apparatus for continuously preparing viscous compositions containing additives includes: (i) a mixing device uniformly and dispersing an additive into fluid; (ii) one or more servo motor driven pumps feeding the fluid to device; (iii) (iv) means supplying pumps; (v) (vi) dispensing composition from container; (vii) programmable logic computer, constructed arranged control operation of additive, so that predetermined ratio RPM between is maintained irrespective pressure surges in supply additive; (viii) temperature compensation algorithm compensating fluctuations fluid.