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    • 2. 发明授权
    • Catalysts and their preparation
    • 催化剂及其制备
    • US4504590A
    • 1985-03-12
    • US453474
    • 1982-12-27
    • Michael J. DesmondMarc A. Pepera
    • Michael J. DesmondMarc A. Pepera
    • B01J23/745B01J29/14B01J37/04C07C1/04B01J29/34
    • B01J37/04B01J23/745B01J29/146C07C1/0445C07C2521/18C07C2529/072
    • Catalysts comprising a medium to large port zeolite modified by the oxide or acid of an element selected from the group consisting of Group IIIA to VIIA elements and, a Fischer-Tropsch catalyst wherein the ratio of zeolite to Fischer-Tropsch component is from about 0.1 to 50:1 can be employed to produce fuel grade saturated gaseous hydrocarbons from synthesis gas. A process is employed which includes the step of contacting synthesis gas over the foregoing catalyst at a reaction temperature of from about 100.degree. C. to 500.degree. C. and at a pressure of from about one atmosphere (0.1 MPa) to about 200 atmospheres (20 MPa) and at a gas hourly space velocity of from about 10 to 100,000. A method is also provided for the preparation of the combination catalyst. The catalyst and process for its use results in a small liquid aromatic product also being formed which is suitable for forming gasoline. Olefins and oxygenates are essentially eliminated.
    • 包含由选自IIIA至VIIA族元素的元素的氧化物或酸改性的中等至大口沸石的催化剂,以及费 - 托催化剂,其中沸石与费 - 托成分的比例为约0.1至 50:1可用于从合成气中生产燃料级饱和气态烃。 使用的方法包括在约100℃至500℃的反应温度和约1个大气压(约0.1MPa)至约200个大气压(压力)下将合成气与上述催化剂接触的步骤 20MPa),气时空速为10〜10万左右。 还提供了用于制备组合催化剂的方法。 用于其使用的催化剂和方法导致还形成适于形成汽油的小液体芳族化合物。 基本上消除了烯烃和含氧化合物。
    • 5. 发明授权
    • Process for the reductive deposition of polyoxometallates
    • 多金属氧酸盐还原沉积工艺
    • US4634502A
    • 1987-01-06
    • US769557
    • 1985-08-26
    • James L. CallahanMichael J. DesmondMarc A. Pepera
    • James L. CallahanMichael J. DesmondMarc A. Pepera
    • B01J37/34C25D9/08C25D3/00C25D13/02
    • B01J37/348C25D9/08
    • A process for the reductive deposition of polyoxometallate complexes on supports. The process includes the steps of forming a solution of at least one polyoxometallate compound in a solvent, said compound having the formula A.sub.a (L.sub.l M.sub.m J.sub.z O.sub.y), adding a quantity of a support material having electronic conductivity to the solution, charging the solution containing the support material to an electrolytic cell in contact with the cathode thereof, the cell having a separate compartment for the anode, passing a current of from about 0.1 to about 500 mA/cm.sup.2 of electrode area through the cell whereby the support material receives a deposit of a polyoxometallate wherein the average oxidation state of the metals therein has been reduced to a valence greater than zero and, thereafter separating and recovering the support material carrying the reduced metallate complex.
    • 多金属氧酸盐配合物在载体上还原沉积的方法。 该方法包括以下步骤:在溶剂中形成至少一种多金属氧酸盐化合物的溶液,所述化合物具有式Aa(L1MmZzOy),向溶液中加入一定量的具有电子导电性的载体材料,将含有载体材料的溶液 到与阴极接触的电解池中,电池具有用于阳极的单独的隔室,使约0.1至约500mA / cm 2的电极面积的电流通过电池,由此支撑材料接收多金属氧酸盐沉积物 其中金属中的平均氧化态已经降低到大于零的价态,然后分离和回收载有还原的金属化合物的载体材料。
    • 6. 发明授权
    • Novel catalysts and their preparation and process for the production of
saturated gaseous hydrocarbons
    • 新型催化剂及其制备和制备饱和气态烃的方法
    • US4568698A
    • 1986-02-04
    • US652893
    • 1984-09-21
    • Michael J. DesmondMarc A. Pepera
    • Michael J. DesmondMarc A. Pepera
    • B01J23/745B01J29/14B01J37/04C07C1/04
    • B01J37/04B01J23/745B01J29/146C07C1/0445C07C2521/18C07C2529/072
    • Catalysts comprising a medium to large port zeolite modified by the oxide or acid of an element selected from the group consisting of Group IIIA to VIIA elements and, a Fischer-Tropsch catalyst wherein the ratio of zeolite to Fischer-Tropsch component is from about 0.1 to 50:1 can be employed to produce fuel grade saturated gaseous hydrocarbons from synthesis gas. A process is employed which includes the step of contacting synthesis gas over the foregoing catalyst at a reaction temperature of from about 100.degree. C. to 500.degree. C. and at a pressure of from about one atmosphere (0.1 MPa) to about 200 atmospheres (20 MPa) and at a gas hourly space velocity of from about 10 to 100,000. A method is also provided for the preparation of the combination catalyst. The catalyst and process for its use results in a small liquid aromatic product also being formed which is suitable for forming gasoline. Olefins and oxygenates are essentially eliminated.
    • 包含由选自IIIA至VIIA族元素的元素的氧化物或酸改性的中等至大口沸石的催化剂,以及费 - 托催化剂,其中沸石与费 - 托成分的比例为约0.1至 50:1可用于从合成气中生产燃料级饱和气态烃。 使用的方法包括在约100℃至500℃的反应温度和约1个大气压(约0.1MPa)至约200个大气压(压力)下将合成气与上述催化剂接触的步骤 20MPa),气时空速为10〜10万左右。 还提供了用于制备组合催化剂的方法。 用于其使用的催化剂和方法导致还形成适于形成汽油的小液体芳族化合物。 基本上消除了烯烃和含氧化合物。
    • 9. 发明授权
    • Synthesis of molecular sieving metallosilicates using
heteropolymetallates
    • 使用杂多金属酸盐合成分子筛金属硅酸盐
    • US4564511A
    • 1986-01-14
    • US672394
    • 1984-11-16
    • Michael J. DesmondFrederick A. Pesa
    • Michael J. DesmondFrederick A. Pesa
    • C01B33/20B01J29/04C01B35/10C01B39/06C07B61/00C07C1/20C07C5/27C07C15/073C07C15/08
    • C01B35/1009B01J23/30B01J23/88B01J29/03C01B33/2876C01B33/2884
    • A method for preparing a molecular sieving metallosilicate is disclosed which comprises(A) providing a mixture comprising: water; an oxide of silicon source; a mineralizing agent and/or synthesis directing agent; and a heteropolymetallate of the formulaA.sub.a L.sub.l M.sub.m J.sub.z O.sub.y .dH.sub.2 O whereinA is an ion selected from the group consisting of hydrogen; one or more of the Group I-A to VI-A or Group I-B to VI-B metals; one or more of the rare earth metals; ammonium, alkyl ammonium, alkyl phosphonium or alkyl arsonium; or a mixture of two or more thereof;M is Zn, Ga, Ge, Ti, Cr, Mn, Fe, Co, B, Ni, Rh, Zr or a mixture of two or more thereof;L is P, As, Si, Al, H or a mixture of two or more thereof;J is Mo, W, V, Nb or a mixture of two or more thereof;a is a number which when multiplied by the charge of A will result in balancing the charge on the complex within the brackets;l is a number ranging from zero to about 20;m is a number ranging from zero to about 20;z is a number ranging from about 1 to about 50;y is a number ranging from about 7 to about 150;d is a number ranging from about zero to about 150; and(B) maintaining said mixture at a temperature of about 80.degree. C. to about 300.degree. C. for an effective period of to form said molecular sieving metallosilicate.
    • 公开了一种制备分子筛金属硅酸盐的方法,其包括(A)提供包含水的混合物; 硅源的氧化物; 矿化剂和/或合成导向剂; 以及式AaL1MmJzOy·dH2O的杂多金属铝,其中A是选自氢的离子; I-A至VI-A族或I-B至VI-B族金属中的一种或多种; 一种或多种稀土金属; 铵,烷基铵,烷基鏻或烷基ium ium; 或其两种或更多种的混合物; M是Zn,Ga,Ge,Ti,Cr,Mn,Fe,Co,B,Ni,Rh,Zr或其两种或更多种的混合物; L是P,As,Si,Al,H或其两种或更多种的混合物; J为Mo,W,V,Nb或其两种以上的混合物; a是一个数字,当乘以A的费用将导致平衡在括号内的复合体的费用; l是从零到大约20的数字; m是从零到大约20的数字; z为约1至约50的数; y为约7至约150的数; d为约0至约150的数; 和(B)将所述混合物保持在约80℃至约300℃的温度下进行有效时间以形成所述分子筛金属硅酸盐。
    • 10. 发明授权
    • Method for separating and immobilizing radioactive materials
    • 分离和固定放射性物质的方法
    • US4891164A
    • 1990-01-02
    • US294951
    • 1989-01-06
    • Thomas R. GaffneyJoAnn HenryMichael J. Desmond
    • Thomas R. GaffneyJoAnn HenryMichael J. Desmond
    • G21F9/10
    • G21F9/10
    • A method is disclosed for separating and immobilizing a radioactive material comprising: contacting an aqueous medium containing said radioactive material with a reactive composition comprising at least one alkali metal, at least one Group IIIB metal and at least one phosphorus oxide; maintaining said reactive composition in contact with said aqueous medium for an effective period of time to react a desired amount of said radioactive material with said reactive composition to form a radioactive-material-containing composition; and separating said radioactive-material-containing composition from said aqueous medium. Radioactive-material-containing compositions exhibiting low leach rates are also disclosed.
    • 公开了用于分离和固定放射性材料的方法,包括:使含有所述放射性物质的水性介质与包含至少一种碱金属,至少一种IIIB族金属和至少一种氧化磷的反应性组合物接触; 保持所述反应性组合物与所述水性介质接触有效的时间以使所需量的所述放射性物质与所述反应性组合物反应以形成含放射性材料的组合物; 并将所述含放射性材料的组合物与所述水性介质分离。 还公开了显示低浸出率的含放射性材料的组合物。