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    • 32. 发明申请
    • Removal of acid gases from a feed gas
    • 从进料气体中除去酸性气体
    • US20040091409A1
    • 2004-05-13
    • US10292030
    • 2002-11-11
    • Conoco Inc.
    • Joe D. Allison
    • B01D053/40
    • C10L3/102C01B3/501C01B3/503C01B2203/0405C01B2203/0465C01B2203/0475C01B2203/0485C10J3/00C10K1/00C10K1/003C10K1/004C10K1/005C10K1/006C10K1/12C10K1/121C10K1/122C10K1/143C10K1/16C10K1/20C10L3/10Y02E20/18
    • A process is presented for separating and removing acid gases or base gases from an acid feed gas or a base feed gas, respectively, by use of a gas permeable membrane and caustic or acidic solution. In particular, the process utilizes a caustic or an acidic solution, separated from the base feed gas or acid feed gas by a gas permeable membrane, to react with the base gases, such as, for example, ammonia (NH3), or acid gases, such as, for example, hydrogen cyanide (HCN), hydrogen sulfide (H2S), carbon dioxide (CO2), carbon oxysulfide (COS) and oxides of nitrogen (NOx), to form salts, thereby facilitating the removal of said base gas or said acid gas from the base feed gas or acid feed gas, respectively. In another aspect of the present invention is presented an apparatus for treating a feed gas containing an acid or a base gas wherein the apparatus comprises a feed gas passage; a treatment solution container containing a treatment solution; and a gas permeable membrane.
    • 提出了一种通过使用气体渗透膜和苛性碱或酸性溶液分别从酸性进料气体或碱性进料气体中分离和除去酸性气体或基础气体的方法。 特别地,该方法利用通过气体渗透膜与碱性原料气体或酸性进料气体分离的苛性碱或酸性溶液与基础气体例如氨(NH 3)或酸性气体反应 ,例如,氰化氢(HCN),硫化氢(H2S),二氧化碳(CO2),氧硫化碳(COS)和氮氧化物(NOx))形成盐,从而有助于去除所述基础气体 或分别来自基础原料气体或酸性进料气体的所述酸性气体。 在本发明的另一方面,提出了一种用于处理含有酸或基础气体的进料气体的装置,其中该装置包括进料气体通道; 含有处理液的处理液容器; 和透气膜。
    • 33. 发明申请
    • Oxidative dehydrogenation of hydrocarbons using catalysts with trace promoter metal loading
    • 使用具有痕量促进剂金属负载的催化剂进行烃的氧化脱氢
    • US20040068148A1
    • 2004-04-08
    • US10266404
    • 2002-10-08
    • Conoco Inc.
    • Joe D. AllisonSriram RamaniZhen ChenLisa M. CarmichaelShang Y. ChenSteve R. McDonaldAnne Gaffney
    • C07C005/333C07C005/327C07C005/373
    • B01J23/56B01J23/42B01J23/44C07C5/48C07C2523/26C07C2523/42C07C2523/44C07C2523/745C07C11/02
    • Catalysts and methods useful for the production of olefins from alkanes via oxidative dehydrogenation (ODH) are disclosed. The ODH catalysts are comprised of a Group VIII promoter metal present at trace levels. The Group VIII promoter metal is preferably platinum, palladium or a combination thereof and is preferably present at a promoter metal loading of between about 0.005 and about 0.1 weight percent. Optionally, the ODH catalysts include a base metal, metal oxide, or combination thereof. The optional base metal is selected from the group consisting of Group IB-IIB metals, Group IVB-VIIB metals, Group IIA-VA metals, scandium, yttrium, actinium, iron, cobalt, nickel, their oxides, and combinations thereof. The base metal is more preferably selected from the group consisting copper, tin, chromium, gold, manganese and their respective oxides and any combinations thereof. The base metal loading is preferably between about 0.5 and about 10 weight percent. Optionally, the promoter metal can be supported on a refractory material. The refractory support is preferably comprised of a material selected from group consisting of zirconia, stabilized zirconias, alumina, stabilized aluminas, and combinations thereof.
    • 公开了可用于通过氧化脱氢(ODH)从烷烃生产烯烃的催化剂和方法。 ODH催化剂由痕量存在的VIII族助催化剂金属组成。 VIII族助催化剂金属优选为铂,钯或其组合,优选以约0.005至约0.1重量%的助催化剂金属负载存在。 任选地,ODH催化剂包括贱金属,金属氧化物或其组合。 可选择的贱金属选自IB-IIB族金属,IVB-VIIB族金属,IIA-VA族金属,钪,钇,锕,铁,钴,镍,它们的氧化物及其组合。 贱金属更优选选自铜,锡,铬,金,锰及其各自的氧化物及其任何组合。 贱金属负载量优选为约0.5至约10重量%。 任选地,促进剂金属可以负载在耐火材料上。 耐火载体优选由选自氧化锆,稳定化氧化锆,氧化铝,稳定化氧化铝及其组合的材料组成。
    • 37. 发明申请
    • Oxidative dehydrogenation of hydrocarbons by promoted metal oxides
    • 通过促进的金属氧化物进行烃的氧化脱氢
    • US20040010174A1
    • 2004-01-15
    • US10195222
    • 2002-07-15
    • Conoco Inc.
    • Daxiang WangJoe D. Allison
    • C07C005/333B01J023/10
    • C07C5/3337B01J23/63C07C5/3335C07C2523/10C07C2523/42C10G2400/20
    • A catalyst system and process for use in ODH that allows high conversion of hydrocarbon feedstock at high gas velocities, while maintaining high selectivity of the process to the desired products. In accordance with a preferred embodiment, a catalyst for use in ODH processes includes a dehydrogenative catalytically active component and an oxidative catalytically active component. The catalyst preferably has the general formula nullAOx-nullBOy-nullCOz, wherein A is a precious metal and/or transition metal, B is a rare earth metal, C is an element chosen from Groups IIA, IIIA, and IVA, and O is oxygen. In accordance with another preferred embodiment, a method for converting gaseous hydrocarbons to olefins includes reacting an alkane feed stream with an oxidized bifunctional catalyst in a riser reactor to produce product vapors containing olefins and paraffins and a reduced catalyst.
    • 用于ODH的催化剂体系和方法,其允许烃原料以高气体速度进行高转化,同时保持该方法对所需产物的高选择性。 根据优选的实施方案,用于ODH方法的催化剂包括脱氢催化活性组分和氧化催化活性组分。 催化剂优选具有通式αAx-βBOy-γCOz,其中A是贵金属和/或过渡金属,B是稀土金属,C是选自IIA,IIIA和IVA族的元素,O是氧 。 根据另一个优选的实施方案,将气态烃转化为烯烃的方法包括在提升管反应器中使烷烃进料流与氧化的双官能催化剂反应,以产生含有烯烃和链烷烃的产物蒸气和还原的催化剂。
    • 40. 发明申请
    • Method for reducing the maximum water concentration in a multi-phase column reactor
    • 减少多相柱反应器中最大水浓度的方法
    • US20030125397A1
    • 2003-07-03
    • US10193357
    • 2002-07-11
    • Conoco Inc.
    • Jianping ZhangRafael L. EspinozaSergio R. MohedasBeatrice C. Ortego
    • C07C027/06
    • C10G2/342B01F13/0255B01J8/22
    • The present invention relates to a method and apparatus for reducing the maximum water concentration in multi-phase reactors operating at Fischer-Tropsch conditions. In a preferred embodiment of the present invention, a method of reducing the maximum concentration of water in a multi-phase reactor containing an expanded slurry bed and a water-rich slurry region for Fisher-Tropsch synthesis includes changing the flow structure of a predetermined region in the reactor. The flow structure may be changed by introducing a mixing enhancing fluid into the predetermined region, installing baffles into the predetermined region, or by other methods known in the art. Preferably the predetermined region is located between null H and H and between null R and R, where H is the height of the expanded slurry bed and R is the radius of the reactor.
    • 本发明涉及用于降低在费 - 托条件下操作的多相反应器中的最大水浓度的方法和装置。 在本发明的一个优选实施方案中,一种减少含有膨胀浆料床和用于费 - 托合成的富水浆料区域的多相反应器中的水的最大浓度的方法包括改变预定区域的流动结构 在反应堆。 可以通过将混合增强流体引入预定区域,将挡板安装到预定区域中,或通过本领域已知的其它方法来改变流动结构。 优选地,预定区域位于1/2H和H之间以及1/2和R之间,其中H是发泡浆料床的高度,R是反应器的半径。