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Ha H. Nguyen
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Use of monopropylene glycol from purge streams in epoxidation catal...
Patent number
11,806,701
Issue date
Nov 7, 2023
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of chemical recovery for propylene oxide-styrene monomer pr...
Patent number
11,247,962
Issue date
Feb 15, 2022
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of drying propylene oxide
Patent number
11,014,899
Issue date
May 25, 2021
Lyondell Chemical Technology, L.P.
Xueyong Yang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing dimethoxymethane oligomers
Patent number
10,988,564
Issue date
Apr 27, 2021
Lyondell Chemical Technology, L.P.
James N. Waguespack
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Product compositions for dimethoxymethane oligomers mixed with dist...
Patent number
10,851,320
Issue date
Dec 1, 2020
Lyondell Chemical Technology, L.P.
James N. Waguespack
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Waste stream upgrading in a propylene oxide/styrene coproduction pr...
Patent number
10,710,004
Issue date
Jul 14, 2020
Lyondell Chemical Technology, L.P.
Sandor Nagy
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
By-product stream upgrading in a propylene oxide/styrene coproducti...
Patent number
10,526,549
Issue date
Jan 7, 2020
Lyondell Chemical Technology, L.P.
Sandor Nagy
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of tert-butyl hydroperoxide solution and process to form...
Patent number
10,100,009
Issue date
Oct 16, 2018
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SYSTEMS AND METHODS FOR REMOVING OR REDUCING WATER IN MIXTURES THAT...
Publication number
20230105219
Publication date
Apr 6, 2023
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NON-AQUEOUS HYDROGEN PEROXIDE SOLUTION AND METHOD OF MANUFACTURE
Publication number
20220396481
Publication date
Dec 15, 2022
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
C01 - INORGANIC CHEMISTRY
Information
Patent Application
USE OF MONOPROPYLENE GLYCOL FROM PURGE STREAMS IN EPOXIDATION CATAL...
Publication number
20210402386
Publication date
Dec 30, 2021
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS OF DRYING PROPYLENE OXIDE
Publication number
20200361888
Publication date
Nov 19, 2020
Lyondell Chemical Technology, L.P.
Xueyong Yang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHODS OF CHEMICAL RECOVERY FOR PROPYLENE OXIDE-STYRENE MONOMER PR...
Publication number
20200354300
Publication date
Nov 12, 2020
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING DIMETHOXYMETHANE OLIGOMERS
Publication number
20190276579
Publication date
Sep 12, 2019
Lyondell Chemical Technology, L.P.
James N. Waguespack
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PRODUCT COMPOSITIONS FOR DIMETHOXYMETHANE OLIGOMERS MIXED WITH DIST...
Publication number
20190119590
Publication date
Apr 25, 2019
Lyondell Chemical Technology, L.P.
James N. Waguespack
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
BY-PRODUCT STREAM UPGRADING IN A PROPYLENE OXIDE/STYRENE COPRODUCTI...
Publication number
20180312764
Publication date
Nov 1, 2018
Lyondell Chemical Technology, L.P.
Sandor Nagy
C07 - ORGANIC CHEMISTRY
Information
Patent Application
WASTE STREAM UPGRADING IN A PROPYLENE OXIDE/STYRENE COPRODUCTION PR...
Publication number
20180221787
Publication date
Aug 9, 2018
Lyondell Chemical Technology, L.P.
Sandor Nagy
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PRODUCTION OF TERT-BUTYL HYDROPEROXIDE SOLUTION AND PROCESS TO FORM...
Publication number
20180099929
Publication date
Apr 12, 2018
Lyondell Chemical Technology, L.P.
Ha H. Nguyen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL