1
Arend Hoek, Martin F M Post, Johannes K Minderhoud, Peter W Lednor: Process for the preparation of a Fischer-Tropsch catalyst and preparation of hydrocarbons from syngas. Shell Oil Company, February 12, 1985: US04499209 (233 worldwide citation)

A Fischer-Tropsch catalyst is prepared by impregnating a silica carrier with a solution of a zirconium or titanium compound, calcining the composition thus obtained, thereafter impregnating the carrier with a cobalt compound-containing solution and calcining and reducing the composition thus obtaine ...


2
Johannes K Minderhoud, Swan T Sie: Process for the preparation of middle distillates from syngas. Shell Oil Company, June 10, 1986: US04594468 (95 worldwide citation)

Middle distillates are prepared from syngas by a two-stage series-flow process comprising (1) Fischer-Tropsch synthesis over a special Zr, Ti or Cr promoted Co-catalyst followed by (2) hydroconversion of the total synthesized product over a supported noble metal catalyst.


3
Johannes K Minderhoud, Swan T Sie, Ernst J R Sudholter: Process for the preparation of hydrocarbons. Shell Oil Company, Kimbley L Muller, April 1, 1986: US04579985 (32 worldwide citation)

C.sub.5.sup.+ hydrocarbons are prepared from C.sub.4.sup.- hydrocarbons by a two-stage process comprising steam reforming followed by Fischer-Tropsch synthesis over a special cobalt-containing catalyst; a gaseous fraction comprising unconverted H.sub.2 and CO as well as C.sub.4.sup.- hydrocarbons an ...


4
Johannes K Minderhoud, Martin F M Post: Preparation of catalyst for producing middle distillates from syngas. Shell Oil Company, June 11, 1985: US04522939 (23 worldwide citation)

A process for preparing a catalyst for converting syngas to middle distillates which comprises kneading and/or impregnating cobalt and another metal (Zr, Ti, Cr) onto a carrier (SiO.sub.2, Al.sub.2 O.sub.3, SiO.sub.2 /Al.sub.2 O.sub.3) in such a way that L and S satisfy the relation:


5
Johannes K Minderhoud, Jacques Lucien: Process for the hydrogenation of hydrocarbon oils. Shell Oil Company, October 2, 1990: US04960505 (18 worldwide citation)

Process for the hydrogenation of hydrocarbon oils by contacting a hydrocarbon oil containing hydrogenatable components and having a boiling range between 130.degree. C. and 520.degree. C. with hydrogen under conditions causing substantial hydrogenation using a catalyst comprising one or more Group V ...


6
Johannes A R Van Veen, Johannes K Minderhoud, Willem H J Stork: Hydrocarbon conversion catalyst. Shell Oil Company, October 25, 1994: US05358917 (18 worldwide citation)

An improved hydroconversion process, particularly a hydrocracking process, employs a supported catalyst containing metals of Group VI and/or VIII. The catalyst support comprises a crystalline aluminosilicate of the zeolite Y type, a binder and a dispersion of silica-alumina in an alumina matrix. The ...


7
Johannes K Minderhoud, Martin F M Post, Swan T Sie, Ernst J R Sudholter: Process comprising reforming, synthesis, and hydrocracking. Shell Oil Company, Kimbley L Muller, May 6, 1986: US04587008 (12 worldwide citation)

A two-step process is disclosed wherein C.sub.9.sup.+ hydrocarbons are prepared from C.sub.4.sup.- hydrocarbons by steam reforming followed by Fischer-Tropsch synthesis over a special cobalt-containing catalyst. Yields of C.sub.9.sup.+ hydrocarbons are increased by recycling a gaseous fraction compr ...


8
Arend Hoek, Martin F M Post, Johannes K Minderhoud: Catalyst for dimethyl ether synthesis and a process for its preparation. Shell Oil Company, May 20, 1986: US04590176 (7 worldwide citation)

A catalyst for the production of dimethyl ether from syngas, which comprises mixing a dehydration catalyst with a methanol synthesis catalyst comprising copper, zinc, chromium and/or aluminum which has been prepared by low-temperature co-precipitation from an aqueous solution containing specified am ...


9
Johannes K Minderhoud, Martin F M Post, Swan T Sie, Ernst J R Sudholter: Process for the preparation of hydrocarbons from a mixture of CO and H.sub. 2. Shell Oil Company, Kimbley L Muller, December 9, 1986: US04628133 (5 worldwide citation)

A two-step process is disclosed wherein C.sub.9.sup.+ hydrocarbons are prepared from C.sub.4.sup.- hydrocarbons by steam reforming followed by Fischer-Tropsch synthesis over a special cobalt-containing catalyst. Yields of C.sub.9.sup.+ hydrocarbons are increased by recycling a gaseous fraction compr ...


10
Johannes K Minderhoud, Martin F M Post: Preparation of hydrocarbon mixtures from syngas. Shell Oil Company, Dean F Vance, March 26, 1985: US04507404 (5 worldwide citation)

A process is described for preparing gasoline boiling range hydrocarbons with a high iso-paraffins content from syngas having a H.sub.2 /CO mol. ratio between 1.0 and 5.0 over a catalyst mixture comprising a methanol synthesis component which contains zinc and one or more metals selected from the gr ...



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