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    • 3. 发明授权
    • High performance environmentally friendly drilling fluids
    • 高性能环保钻井液
    • US6096690A
    • 2000-08-01
    • US83489
    • 1998-05-22
    • Robert Jay WittenbrinkCharles John MartDaniel Francis RyanBruce Randall Cook
    • Robert Jay WittenbrinkCharles John MartDaniel Francis RyanBruce Randall Cook
    • C09K8/34C09K8/36C09K7/00C07C7/20C09K7/06
    • C09K8/36C09K8/34Y10S507/905
    • Discloses environmentally friendly, low temperature base oils and drilling fluids, or drilling mud compositions useful in the production of oil and gas. The drilling fluid is constituted of one or more of weighting agents, emulsifiers, wetting agents, viscosifiers, fluid loss control agents, proppants, and other particulates such as used in a gravel pack, emulsified with a paraffinic solvent composition which forms a continuous oil phase, or water-in-oil invert phase. The solvent composition is constituted of a mixture of C.sub.10- C.sub.24 n-paraffins and isoparaffins having an isoparaffin:n-paraffin molar ratio ranging from about 0.5:1 to about 9:1, the isoparaffins of the mixture contain greater than 30 percent, preferably from about 30 percent to about 50 percent, of mono-methyl species, and greater than 30 percent, preferably from about 30 percent to about 50 percent of multi-methyl branched species and isoparaffins which contain one or more branches of carbon number higher than methyl, based on the total weight of the isoparaffins in the mixture. The presence of the mono-methyl species is sufficient to provide the admirable environmentally friendly qualities, and the multi-methyl branched and isoparaffin species more highly branched than methyl provide low temperature properties.
    • 公开了环保的低温基础油和钻井液,或用于生产油和气的钻井泥浆组合物。 钻井液由一种或多种增重剂,乳化剂,润湿剂,增粘剂,流体损失控制剂,支撑剂和其它颗粒组成,例如在用石蜡溶剂组合物乳化的砾石包装中使用的颗粒,其形成连续油相 ,或油包水反相。 溶剂组合物由具有约0.5:1至约9:1的异链烷烃:正链烷烃摩尔比的C10-C24正链烷烃和异链烷烃的混合物构成,混合物的异链烷烃含量大于30% 约30%至约50%的单甲基物质,以及大于30%,优选约30%至约50%的多甲基支链物质和含有一个或多个碳数高于甲基的支链的异链烷烃 ,基于混合物中异链烷烃的总重量。 单甲基物质的存在足以提供令人敬佩的环境友好的品质,并且比甲基更高支化的多甲基支链和异链烷烃提供低温性能。
    • 6. 发明授权
    • High performance environmentally friendly, low temperature, drilling fluids
    • 高性能环保,低温,钻井液
    • US06455474B1
    • 2002-09-24
    • US09545788
    • 2000-04-07
    • Robert Jay WittenbrinkCharles John MartDaniel Francis RyanBruce Randall Cook
    • Robert Jay WittenbrinkCharles John MartDaniel Francis RyanBruce Randall Cook
    • C09K706
    • C09K8/36C09K8/34Y10S507/905
    • Discloses environmentally friendly, low temperature base oils and drilling fluids. The drilling fluid is constituted of one or more of weighting agents, emulsifiers, wetting agents, viscosifiers, fluid loss control agents, proppants, and other particulates such as used in a gravel pack, emulsified with a paraffinic solvent composition which forms a continuous oil phase, or water-in-oil invert phase. The solvent composition is constituted of a mixture of C10-C24 n-paraffins and isoparaffins having an isoparaffin:n-paraffin molar ratio ranging from about 0.5:1 to about 9:1, the isoparaffins of the mixture contain greater than 30 percent, preferably from about 30 percent to about 50 percent, of mono-methyl species, and greater than 30 percent, preferably from about 30 percent to about 50 percent of multi-methyl branched species and isoparaffins which contain one or more branches of carbon number higher than methyl, based on the total weight of the isoparaffins in the mixture.
    • 公开了环保型低温基础油和钻井液。 钻井液由一种或多种增重剂,乳化剂,润湿剂,增粘剂,流体损失控制剂,支撑剂和其它颗粒组成,例如在用石蜡溶剂组合物乳化的砾石包装中使用的颗粒,其形成连续油相 ,或油包水反相。 溶剂组合物由具有约0.5:1至约9:1的异链烷烃:正链烷烃摩尔比的C10-C24正链烷烃和异链烷烃的混合物构成,混合物的异链烷烃含量大于30% 约30%至约50%的单甲基物质,以及大于30%,优选约30%至约50%的多甲基支链物质和含有一个或多个碳数高于甲基的支链的异链烷烃 ,基于混合物中异链烷烃的总重量。
    • 8. 发明授权
    • Integrated process for converting natural gas and gas field condensate
into high valued liquid products (law713)
    • 将天然气和天然气冷凝水转化为高价值液体产品的综合过程(法律713)
    • US6075061A
    • 2000-06-13
    • US108102
    • 1998-06-30
    • Robert Jay WittenbrinkBruce Randall CookPaul Joseph Berlowitz
    • Robert Jay WittenbrinkBruce Randall CookPaul Joseph Berlowitz
    • C10G69/02C07C1/04C10G2/00C10G35/06C10G45/60C07C27/00C07C5/13
    • C10G2/30C07C1/0485C10G45/60C10G2300/1025Y02P20/125
    • The instant invention is directed to an integrated process for producing a hydroisomerate in the presence of sulfur comprising the steps of (a) separating a natural gas into a first stream comprising a C.sub.5 + gas field condensate containing sulfur and a second stream comprising said natural gas having said a C.sub.5 + gas field condensate removed therefrom, (b) removing sulfur from said second stream, (c) subjecting said second stream to a synthesis gas generation process to produce synthesis gas; (d) subjecting said synthesis gas to a hydrocarbon synthesis process to produce hydrocarbons, (e) hydrotreating and hydroisomerizing said hydrocarbons of step (d) in the presence of said first stream over a catalyst having an acidic functionality and comprising a Group VIII non-noble metal or tungsten and a hydrocracking suppressant, wherein said hydrocracking suppressant is selected from the group consisting of Group IB metal, sulfur and mixtures thereof, and wherein when said hydrocracking suppressant is sulfur, said acidic functionality is an amorphous refractory oxide.
    • 本发明涉及用于在硫存在下制备加氢异构体的综合方法,包括以下步骤:(a)将天然气分离成包含含有硫的C5 +气体冷凝物的第一物流和包含所述天然气的第二物流, 表示从其中除去的C5 +气体冷凝物,(b)从所述第二流中除去硫,(c)使所述第二流经合成气生成过程产生合成气; (d)使所述合成气进行烃合成工艺以产生烃,(e)在所述第一流存在下,在具有酸性官能团的催化剂上加氢处理和加氢异构化步骤(d)的烃, 贵金属或钨和加氢裂化抑制剂,其中所述加氢裂化抑制剂选自IB族金属,硫及其混合物,并且其中当所述加氢裂化抑制剂为硫时,所述酸性官能团为无定形耐火氧化物。