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Bob Ware
Arthur W Chester, Ke Liu, Robert A Ware: Catalytic production of light olefins from naphtha feed. Exxonmobil Chemical Company, December 20, 2001: US20010053868-A1

A C4+naphtha hydrocarbon feed is converted to light olefins and aromatics, by contacting the feed with a catalyst containing ZSM-5 and/or ZSM-11, a substantially inert matrix material such as silica and/or clay, having less than about 20 wt % active matrix material based on total catalyst compositio ...


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Steven W Kaiser: Production of light olefins. Union Carbide Corporation, Gary L Wamer, February 12, 1985: US04499327 (162 worldwide citation)

The process for the production of light olefins from a feedstock comprising methanol, ethanol, dimethyl ether, diethyl ether or mixtures thereof comprising contacting said feedstock with a silicoaluminophosphate molecular sieve at effective process conditions to produce light olefins.


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Steven W Kaiser: Production of light olefins. Union Carbide Corporation, Vincent J Vasta Jr, June 30, 1987: US04677242 (93 worldwide citation)

The process for the production of light olefins from a feedstock comprising at least an aliphatic hetero compound comprising contacting said feedstock in the presence of an aromatic diluent with a silicoaluminophosphate molecular sieve at effective process conditions to produce light olefins.


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Steven W Kaiser: Production of light olefins from aliphatic hetero compounds. Union Carbide Corporation, Vincent J Vasta Jr, June 30, 1987: US04677243 (93 worldwide citation)

The process for the production of light olefins from a feedstock comprising at least an aliphatic hetero compound comprising contacting said feedstock with a silicoaluminophosphate molecular sieve of U.S. Pat. No. 4,440,871 at effective process conditions to produce light olefins.


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Bipin V Vora, Terry L Marker, Henning R Nilsen: Process for producing light olefins from crude methanol. UOP, Thomas K McBride, John G Tolomei, Richard P Silverman, February 3, 1998: US05714662 (92 worldwide citation)

A process is disclosed for the production of light olefins from a hydrocarbon gas stream by a combination of reforming, oxygenate production, and oxygenate conversion wherein a crude methanol stream--produced in the production of oxygenates and comprising methanol, light ends, and heavier alcohols-- ...


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Bipin V Vora, Terry L Marker, Paul T Barger: Enhanced light olefin production. UOP, Thomas K McBride, John G Tolomei, Richard P Silverman, April 11, 2000: US06049017 (65 worldwide citation)

A process is disclosed for enhancing the production of light olefins with a catalytic reaction zone containing small pore zeolitic and non-zeolitic catalysts which can significantly improve the yield of ethylene and propylene in a process for the conversion of light olefins having four carbon atoms ...


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Terry L Marker: Process for producing polymer grade olefins. UOP LLL, Thomas K McBride, John G Tolomei, Richard P Silverman, June 22, 1999: US05914433 (55 worldwide citation)

The present invention relates to a process for the production of light olefins comprising olefins having from 2 to 4 carbon atoms per molecule from an oxygenate feedstock. The process comprises passing the oxygenate feedstock to an oxygenate conversion zone containing a metal aluminophosphate cataly ...


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Shi Zhicheng, Shi Wenyuan, Ye Yifang, Ge Xingpin, Cao Ping, Liu Shunhua, Xie Chaogang, Li Zaiting, Shu Xingtian, Yang Xiaoming, Fu Wei, Zhou Meng, He Mingyuan: Cracking catalyst for the production of light olefins. China Petro Chemical Corporation, Hedman Gibson & Costigan, January 10, 1995: US05380690 (54 worldwide citation)

A cracking catalyst for the production of light olefins comprises 0-70% (based on the weight of the catalyst) of clay, 5-99% of inorganic oxides, and 1-50% of zeolite. The zeolite in the catalyst is a mixture of 0-25 wt % of REY or high silica Y zeolite and 75-100 wt % of phosphorus and rare earth c ...