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    • 116. 发明授权
    • Liquid separating method
    • 液体分离法
    • US4816165A
    • 1989-03-28
    • US57501
    • 1987-06-03
    • Noel CarrollGavan Prendergast
    • Noel CarrollGavan Prendergast
    • B01D17/02B03D1/14B04C5/00B04C7/00B04C9/00B04C11/00B01D17/05
    • B04C11/00B01D17/0205B03D1/1418B03D1/1431B03D1/1456B04C5/00B04C7/00B04C9/00
    • Separating apparatus for separating components of a liquid mixture one from the other and method of separating such components.Liquid mixture to be separated is passed via inlet means (18) including a duct (40), to tangential inlets (20, 22) of a cyclone separator (10) so that the less dense component of the mixture emerges from an overflow outlet (34a) of the separator (10) and the more dense component emerges from an underflow outlet (16a) of the separator. Gas is entrained in the incoming liquid mixture in duct (40) by expressing the gas into the duct via a manifold (42a) having openings (42a). The gas is admitted under conditions of relatively high pressure of incoming mixture in duct (40) whereby to substantially dissolve in the mixture whereby to come out of solution in the form of fine bubbles under pressure reduction occurring inside the separator (10).
    • 用于分离液体混合物的组分的分离装置和分离这些组分的方法。 要分离的液体混合物经由包括管道(40)的入口装置(18)通过旋风分离器(10)的切向入口(20,22),使得混合物的较不致密的组分从溢流出口 34a),分离器(10)的下流出口(16a)出现更致密的成分。 通过经由具有开口(42a)的歧管(42a)将气体表达到管道中,气体被夹带在管道(40)中的进入的液体混合物中。 气体在管道(40)中进入混合物的相对较高压力的条件下进入,从而基本上溶解在混合物中,从而在分离器(10)内发生的减压下从微细气泡的形式出来。
    • 117. 发明授权
    • Process for controlling the breaking of oil-in water emulsions
    • 控制油包水乳液破裂的方法
    • US4789483A
    • 1988-12-06
    • US84660
    • 1987-08-11
    • Brigitte SpeiVolker Wehle
    • Brigitte SpeiVolker Wehle
    • B01D17/05B01D17/02B01D17/12G01N21/49G01N21/53
    • G01N21/532B01D17/0214G01N2021/4707
    • Process for controlling the breaking of an oil-in-water emulsion using an organic emulsion breaker comprising the steps of:A. adding the organic emulsion breaker to the emulsion by slow intermittent or continuous addition to produce a broken water phase;B. continuously passing a beam of light through the broken water phase;C. continuing the slow addition of the organic emulsion breaker to the broken water phase;D. continuously or intermittently measuring both the unadsorbed light passing through the broken water phase and the light scattered forward by oil droplets in the broken water phase;E. determining from the measurements in step D, the turbidity of the broken water phase; andF. discontinuing the addition of organic breaker when the turbidity reaches a first minimum value following a maximum value.
    • 使用有机破乳剂控制水包油乳液破裂的方法,包括以下步骤:A.通过缓慢间歇或连续添加将有机破乳剂加入到乳液中以产生破碎的水相; B.连续通过光束穿过破碎的水相; C.继续将有机破乳剂缓慢加入到破碎的水相中; D.连续或间歇地测量通过破碎水相的未吸附光和在破碎水相中油滴向前散射的光; E.根据步骤D中的测量确定破碎水相的浊度; 和F.当浊度达到最大值之后的第一最小值时,中断有机断路器的添加。
    • 119. 发明授权
    • Demulsification of water-in-oil emulsions
    • 油包水乳液的破乳
    • US4738795A
    • 1988-04-19
    • US781014
    • 1985-09-27
    • J. Redmond Farnand
    • J. Redmond Farnand
    • B01D17/04B01D17/05C09K8/60C10G33/04
    • C09K8/602B01D17/047C10G33/04
    • Crude petroleum water-in-oil emulsions such as those produced by steam injection or water flooding in secondary oil well treatments (and other emulsions of this type) can be very effectively broken by the addition of water-insoluble, polar compounds selected from certain aliphatic carboxylic acids, alcohols, ketones including diketones, acetates, nitropropane, nitrobutane; and alkyl-substituted phenols; in small amounts up to about 8% by weight based on the emulsion. It was found that the number of carbon atoms in the aliphatic compounds and in the phenol's alkyl substituents must be within certain ranges for effective demulsification. The dispersed aqueous droplets, on treatment with the selected compound and appropriate agitation, come together to form an aqueous phase which can be separated. The additives can be recovered from the organic phase and recycled. Certain additive mixtures have been found very effective.
    • 通过在二次油井处理(和其它类型的其它乳液)中通过蒸汽注入或水驱产生的原油石油油包水乳液可以非常有效地通过加入选自某些脂肪族的水不溶性极性化合物 羧酸,醇,酮,包括二酮,乙酸酯,硝基丙烷,硝基丁烷; 和烷基取代的酚; 基于乳液,其量少至多约8重量%。 发现脂肪族化合物和苯酚的烷基取代基中的碳原子数必须在有效的破乳的某一范围内。 分散的水滴在用所选择的化合物处理和适当的搅拌下合在一起形成可以分离的水相。 添加剂可以从有机相回收再循环。 已经发现某些添加剂混合物非常有效。