Ling J Zhou

US Patent:

20220203340, Jun 30, 2022

Filed:

Dec 30, 2020

Appl. No.:

17/137576

Inventors:

- Des Plaines IL, US
Wei Pan - Hoffman Estates IL, US
J. W. Adriaan Sachtler - Des Plaines IL, US
Jeffrey M. Noga - Woodridge IL, US
Xi Zhao - Arlington Heights IL, US
Ling Zhou - Palatine IL, US
John A. Karch - Lake Zurich IL, US

International Classification:

B01J 23/62
B01J 23/58
B01J 21/04
B01J 21/12
B01J 21/06
B01J 35/02
B01J 35/10
B01J 35/00
B01J 23/96
B01J 38/30
B01J 8/18
B01J 8/26
C07C 5/48

Abstract:

A process is provided for dehydrogenating a paraffinic hydrocarbon comprising sending the paraffinic hydrocarbon to a fluidized bed reactor to be contacted at dehydrogenation reaction conditions with a catalyst composition comprising less than about 0.0999 wt % platinum and about 0.05-2.5 wt % Group I or Group II elements or a mixture thereof. The catalytic composition is prepared without addition of tin, gallium, indium, germanium or lead.

US Patent:

20180170828, Jun 21, 2018

Filed:

Dec 20, 2017

Appl. No.:

15/848078

Inventors:

- Des Plaines IL, US
Feng Xu - Arlington Heights IL, US
Joseph A. Montalbano - Elmhurst IL, US
Ling Zhou - Palatine IL, US
Edwin P. Boldingh - Arlington Heights IL, US
Linda S. Cheng - Highland Park IL, US
John J. Senetar - Naperville IL, US

International Classification:

C07C 2/66
C07C 15/08
B01J 8/00
B01J 29/40
B01J 29/90
B01J 35/02
B01J 35/04
C10G 57/00

Abstract:

This present disclosure relates to processes and apparatuses for toluene methylation in an aromatics complex for producing paraxylene. More specifically, the present disclosure relates to processes and apparatuses for toluene methylation within an aromatics complex for producing paraxylene wherein an embodiment uses a riser reactor, another embodiment uses a pre-reactor producing dimethyl ether, and another embodiment uses partial regeneration of the catalyst.

US Patent:

20180170841, Jun 21, 2018

Filed:

Dec 20, 2017

Appl. No.:

15/848220

Inventors:

- Des Plaines IL, US
Feng Xu - Arlington Heights IL, US
Joseph A. Montalbano - Elmhurst IL, US
Ling Zhou - Palatine IL, US
Edwin P. Boldingh - Arlington Heights IL, US
Linda S. Cheng - Highland Park IL, US
John J. Senetar - Naperville IL, US

International Classification:

C07C 15/08
C07C 1/24
C07C 41/09
C07C 31/04
C07C 43/04
B01J 8/00
B01D 3/14

Abstract:

This present disclosure relates to processes and apparatuses for toluene methylation in an aromatics complex for producing paraxylene. More specifically, the present disclosure relates to processes and apparatuses for toluene methylation within an aromatics complex for producing paraxylene wherein an embodiment uses a riser reactor, another embodiment uses a pre-reactor producing dimethyl ether, and another embodiment uses partial regeneration of the catalyst.

US Patent:

20180170842, Jun 21, 2018

Filed:

Dec 20, 2017

Appl. No.:

15/848280

Inventors:

- Des Plaines IL, US
Feng Xu - Arlington Heights IL, US
Joseph A. Montalbano - Elmhurst IL, US
Ling Zhou - Palatine IL, US
Edwin P. Boldingh - Arlington Heights IL, US
Linda S. Cheng - Highland Park IL, US
John J. Senetar - Naperville IL, US

International Classification:

C07C 15/08
C07C 1/24
C07C 31/04
C07C 43/04
B01J 29/40

Abstract:

This present disclosure relates to processes and apparatuses for toluene methylation in an aromatics complex for producing paraxylene. More specifically, the present disclosure relates to processes and apparatuses for toluene methylation within an aromatics complex for producing paraxylene wherein an embodiment uses a riser reactor, another embodiment uses a pre-reactor producing dimethyl ether, and another embodiment uses partial regeneration of the catalyst.