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Purification Separation Use of additives
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Patents Grants
last 30 patents
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Patent Grant
Methods for converting C2+ olefins to higher number olefins useful...
Patent number
12,084,622
Issue date
Sep 10, 2024
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process and apparatus for preparing purified styrene composition fr...
Patent number
12,077,497
Issue date
Sep 3, 2024
SULZER MANAGEMENT AG
Rahul Khandelwal
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods for converting C2+ olefins to higher carbon number olefins...
Patent number
12,012,562
Issue date
Jun 18, 2024
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Methods for converting C2+ olefins to higher carbon number olefins
Patent number
12,012,561
Issue date
Jun 18, 2024
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process of preparing alcohols
Patent number
12,012,371
Issue date
Jun 18, 2024
Thyssenkrupp Uhde GmbH
Nils Tenhumberg
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of producing aromatic hydrocarbons
Patent number
11,976,039
Issue date
May 7, 2024
LG Chem, Ltd.
Sung June Hwang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separating butenes from C4 hydrocarbon streams, with sub...
Patent number
11,964,940
Issue date
Apr 23, 2024
EVONIK OXENO GMBH & CO. KG
Philip Lutze
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preventing three-phase separation of butenes from C4 hyd...
Patent number
11,958,791
Issue date
Apr 16, 2024
EVONIK OXENO GMBH & CO. KG
Philip Lutze
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Energy-efficient process for removing butenes from C4-hydrocarbon s...
Patent number
11,945,777
Issue date
Apr 2, 2024
EVONIK OXENO GMBH & CO. KG
Philip Lutze
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of producing oligomer
Patent number
11,939,278
Issue date
Mar 26, 2024
LG Chem, Ltd.
Kyung Seog Youk
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process and apparatus for preparing purified styrene composition fr...
Patent number
11,919,853
Issue date
Mar 5, 2024
SULZER MANAGEMENT AG
Rahul Khandelwal
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing 1-butene and propylene
Patent number
11,905,238
Issue date
Feb 20, 2024
LG Chem, Ltd.
In Seop Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process and apparatus for preparing purified styrene composition fr...
Patent number
11,891,358
Issue date
Feb 6, 2024
SULZER MANAGEMENT AG
Rahul Khandelwal
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Use of polyamines in the pretreatment of biomass
Patent number
11,884,620
Issue date
Jan 30, 2024
The Regents of the University of California
Ezinne Achinivu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes and systems for separating carbon dioxide in the producti...
Patent number
11,845,721
Issue date
Dec 19, 2023
Dow Global Technologies LLC
Barry Brent Fish
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separating aromatic hydrocarbon using extractive distill...
Patent number
11,731,922
Issue date
Aug 22, 2023
China Petroleum and Chemical Corporation
Longsheng Tian
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of producing a fuel additive with a hydration unit
Patent number
11,697,626
Issue date
Jul 11, 2023
SABIC GLOBAL TECHNOLOGIES B.V.
Mohammed Bismillah Ansari
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of producing aromatic hydrocarbons
Patent number
11,667,855
Issue date
Jun 6, 2023
LG Chem, Ltd.
Sung June Hwang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Extractive distillation column system and the use thereof in the se...
Patent number
11,629,109
Issue date
Apr 18, 2023
Evonik Operations GmbH
Philip Lutze
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Production of linear alpha olefins
Patent number
11,548,841
Issue date
Jan 10, 2023
Indian Oil Corporation Limited
Vasamsetty Naga Veera Hima Bindu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for purification of a solvent for separation of styrene by e...
Patent number
11,465,953
Issue date
Oct 11, 2022
China Petroleum and Chemical Corporation
Wencheng Tang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing high purity 1-butene
Patent number
11,407,697
Issue date
Aug 9, 2022
SABIC GLOBAL TECHNOLOGIES B.V.
Muhammad H. Haider
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Integrated aromatics formation and methylation
Patent number
11,377,402
Issue date
Jul 5, 2022
ExxonMobil Chemical Patents Inc.
Catherine M. Dorsi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes and systems for separating carbon dioxide in the producti...
Patent number
11,377,403
Issue date
Jul 5, 2022
Dow Global Technologies LLC
Barry Brent Fish
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrocarbon production method and production apparatus
Patent number
11,370,728
Issue date
Jun 28, 2022
Zeon Corporation
Hideaki Miki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of producing a fuel additive
Patent number
11,248,181
Issue date
Feb 15, 2022
SABIC GLOBAL TECHNOLOGIES B.V.
Guillermo Leal
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for maximizing 1-butene production from n-butane dehydrogen...
Patent number
11,230,510
Issue date
Jan 25, 2022
SABIC GLOBAL TECHNOLOGIES B.V.
Shehzada Khurram
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Efficient downstream process for n-butane dehydrogenation technolog...
Patent number
11,168,041
Issue date
Nov 9, 2021
SABIC GLOBAL TECHNOLOGIES B.V.
Muhammad H. Haider
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for obtaining pure 1,3-butadiene
Patent number
11,034,631
Issue date
Jun 15, 2021
BASF SE
Bernd Heida
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Integrated processes for para-xylene production
Patent number
10,975,006
Issue date
Apr 13, 2021
SCG Chemicals Co., Ltd.
Zhongyi Ding
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHODS FOR CONVERTING C2+ OLEFINS TO HIGHER CARBON NUMBER OLEFINS
Publication number
20240287396
Publication date
Aug 29, 2024
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
C07 - ORGANIC CHEMISTRY
Information
Patent Application
A Method and Installation for Recycling a Polystyrene Based Materia...
Publication number
20240269897
Publication date
Aug 15, 2024
PRPS B.V.
Martinus Andrija Vossebeld
C07 - ORGANIC CHEMISTRY
Information
Patent Application
USE OF POLYAMINES IN THE PRETREATMENT OF BIOMASS
Publication number
20240199512
Publication date
Jun 20, 2024
The Regents of the University of California
Ezinne Achinivu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR SEPARATING ALL OR SOME OF THE COMPOUNDS FROM A BIOGAS IN...
Publication number
20240190796
Publication date
Jun 13, 2024
Sublime Energie
Chourouk Nait Saidi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND APPARATUS FOR PREPARING PURIFIED STYRENE COMPOSITION FR...
Publication number
20240132426
Publication date
Apr 25, 2024
SULZER MANAGEMENT AG
Rahul KHANDELWAL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESSES AND APPARATUSES FOR SEPARATING AROMATIC AND NON-AROMATIC...
Publication number
20240109824
Publication date
Apr 4, 2024
UOP LLC
Daniel Ziegler
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR REMOVING BUTENES FROM C4-HYDROCARBON STREAMS AND TWO-ST...
Publication number
20240059632
Publication date
Feb 22, 2024
Evonik Operations GmbH
Tanita Valèrie SIX
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREVENTING THREE-PHASE SEPARATION OF BUTENES FROM C4 HYD...
Publication number
20240034704
Publication date
Feb 1, 2024
Evonik Operations GmbH
Philip Lutze
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR SEPARATING BUTENES FROM C4 HYDROCARBON STREAMS, WITH SUB...
Publication number
20230391689
Publication date
Dec 7, 2023
Evonik Operations GmbH
Philip Lutze
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ENERGY-EFFICIENT PROCESS FOR REMOVING BUTENES FROM C4-HYDROCARBON S...
Publication number
20230391690
Publication date
Dec 7, 2023
Evonik Operations GmbH
Philip Lutze
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ABATING UNWANTED EMULSION POLYMERIZATION DURING EXTRACTIVE DISTILLA...
Publication number
20230312441
Publication date
Oct 5, 2023
ECOLAB USA INC.
Zhenxing XI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND PLANT FOR PREPARING PURIFIED BENZENE COMPOSITION FROM C...
Publication number
20230303467
Publication date
Sep 28, 2023
SULZER MANAGEMENT AG
Rahul KHANDELWAL
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF EXTRACTION
Publication number
20230279265
Publication date
Sep 7, 2023
Essential Queensland Pty Ltd
Ramon Dudley MOUNTFORT
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Methods for Converting C2+ Olefins to Higher Carbon Number Olefins...
Publication number
20230212092
Publication date
Jul 6, 2023
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATING HYDROCARBONS WITH DIHYDROLEVOGLUCOSENONE OR A DERIVATIVE...
Publication number
20230201741
Publication date
Jun 29, 2023
Thomas BROUWER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PRODUCING OLIGOMER
Publication number
20230183148
Publication date
Jun 15, 2023
LG CHEM, LTD.
Kyung Seog YOUK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND APPARATUS FOR PREPARING PURIFIED STYRENE COMPOSITION FR...
Publication number
20230174440
Publication date
Jun 8, 2023
SULZER MANAGEMENT AG
Rahul KHANDELWAL
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SYSTEMS AND METHODS FOR ENHANCING THE EXTRACTIVE SECTION OPERABILIT...
Publication number
20230064093
Publication date
Mar 2, 2023
SABIC Global Technologies B.V.
Ahmad Mahdi ALSHEHRI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Extractive distillation column system and the use thereof in the se...
Publication number
20220411352
Publication date
Dec 29, 2022
Evonik Operations GmbH
Philip Lutze
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING 1-BUTENE AND PROPYLENE
Publication number
20220402837
Publication date
Dec 22, 2022
LG CHEM, LTD.
In Seop KIM
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Methods for Converting C2+ Olefins to Higher Number Olefins Useful...
Publication number
20220396741
Publication date
Dec 15, 2022
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
METHOD OF PRODUCING AROMATIC HYDROCARBONS
Publication number
20220306555
Publication date
Sep 29, 2022
LG CHEM, LTD.
Sung June Hwang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF PRODUCING AROMATIC HYDROCARBONS
Publication number
20220306950
Publication date
Sep 29, 2022
LG CHEM, LTD.
Sung June Hwang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PROCESSING A GASEOUS COMPOSITION
Publication number
20220306948
Publication date
Sep 29, 2022
ThyssenKrupp Industrial Solutions AG
Michael KLEIBER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESSES AND SYSTEMS FOR SEPARATING CARBON DIOXIDE IN THE PRODUCTI...
Publication number
20220289647
Publication date
Sep 15, 2022
DOW GLOBAL TECHNOLOGIES LLC
Barry Brent Fish
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DOWNSTREAM PRODUCTION PROCESS FOR HIGH PURITY BUTADIENE
Publication number
20220204426
Publication date
Jun 30, 2022
SABIC Global Technologies B.V.
Muhammad H. HAIDER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
USE OF POLYAMINES IN THE PRETREATMENT OF BIOMASS
Publication number
20220194877
Publication date
Jun 23, 2022
The Regents of the University of California
Ezinne Achinivu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING HIGH PURITY 1-BUTENE
Publication number
20220144728
Publication date
May 12, 2022
SABIC Global Technologies B.V.
Muhammad H. HAIDER
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Production of Linear Alpha Olefins
Publication number
20220098130
Publication date
Mar 31, 2022
Indian Oil Corporation Limited
Vasamsetty Naga Veera HIMA BINDU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR MAXIMIZING 1-BUTENE PRODUCTION FROM N-BUTANE DEHYDROGEN...
Publication number
20210355051
Publication date
Nov 18, 2021
SABIC Global Technologies B.V.
Shehzada KHURRAM
C07 - ORGANIC CHEMISTRY