Steven Lesniak

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Scale collection device for downflow reactors
- Patent number 11,298,669
- Issue date Apr 12, 2022
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods and apparatus for fluid contacting in a downflow vessel
- Patent number 10,828,616
- Issue date Nov 10, 2020
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Scale collection device for downflow reactors
- Patent number 10,549,249
- Issue date Feb 4, 2020
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Scale collection device for downflow reactors
- Patent number 10,537,866
- Issue date Jan 21, 2020
- UOP LLC
- Robert L. Bunting
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods for fluid contacting in a downflow vessel
- Patent number 10,376,856
- Issue date Aug 13, 2019
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Fluid distribution device for multibed reactors
- Patent number 9,211,516
- Issue date Dec 15, 2015
- UOP LLC
- Steven Lesniak
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SCALE COLLECTION DEVICE FOR DOWNFLOW REACTORS
- Publication number 20190232244
- Publication date Aug 1, 2019
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SCALE COLLECTION DEVICE FOR DOWNFLOW REACTORS
- Publication number 20190232199
- Publication date Aug 1, 2019
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SCALE COLLECTION DEVICE FOR DOWNFLOW REACTORS
- Publication number 20190232243
- Publication date Aug 1, 2019
- UOP LLC
- Robert L. Bunting
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHODS AND APPARATUS FOR FLUID CONTACTING IN A DOWNFLOW VESSEL
- Publication number 20190105629
- Publication date Apr 11, 2019
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHODS FOR FLUID CONTACTING IN A DOWNFLOW VESSEL
- Publication number 20190030495
- Publication date Jan 31, 2019
- UOP LLC
- Zhanping Xu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FLUID DISTRIBUTION DEVICE FOR MULTIBED REACTORS
- Publication number 20150004074
- Publication date Jan 1, 2015
- UOP LLC
- Steven Lesniak
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL