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Fractional distillation or use of a fractionation or rectification column
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PERFORMING OPERATIONS TRANSPORTING
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Physical, chemical processing
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SEPARATION
B01D3/00
Distillation or related exchange processes in which liquids are contacted with gaseous media
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B01D3/14
Fractional distillation or use of a fractionation or rectification column
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Patents Grants
last 30 patents
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Patent Grant
Process for evaporating water from stillage
Patent number
12,318,706
Issue date
Jun 3, 2025
ICM, Inc.
Charles C. Gallop
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Dividing wall column in alkylation process for reactor recycle and...
Patent number
12,312,289
Issue date
May 27, 2025
Kellogg Brown & Root LLC
Bhari Bhujan Singh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process for separating out an effluent obtained from an oligomeriza...
Patent number
12,312,312
Issue date
May 27, 2025
IFP Energies Nouvelles
Pierre-Alain Breuil
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrophobic membranes and membrane distillation methods
Patent number
12,303,836
Issue date
May 20, 2025
Entegris, Inc.
Vinay Goel
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Low sulfur fuel oil bunker composition and process for producing th...
Patent number
12,305,128
Issue date
May 20, 2025
Neste Oyj
Varpu Markkanen
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Tungsten hexafluoride manufacturing method, tungsten hexafluoride p...
Patent number
12,304,833
Issue date
May 20, 2025
Central Glass Company, Limited
Mitsuya Ohashi
C01 - INORGANIC CHEMISTRY
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Patent Grant
Multi-component mixture separation system
Patent number
12,296,288
Issue date
May 13, 2025
LG Chem, Ltd.
Sung Kyun Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process and apparatus for converting polymers into products
Patent number
12,286,592
Issue date
Apr 29, 2025
Mura Technology Limited
Richard Daley
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process for purification of products
Patent number
12,275,691
Issue date
Apr 15, 2025
LanzaTech, Inc.
Ralph Gillespie
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Processes for aromatization of naphtha isoparaffins
Patent number
12,264,130
Issue date
Apr 1, 2025
Saudi Arabian Oil Company
Emad Naji Al-Shafei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
System and method for producing a sugar stream with front end oil s...
Patent number
12,258,602
Issue date
Mar 25, 2025
Fluid Quip Technologies, LLC
Neal Jakel
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Method for purifying hydrogen peroxide
Patent number
12,258,268
Issue date
Mar 25, 2025
OCI Company Ltd
Deokyun Kim
C01 - INORGANIC CHEMISTRY
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Patent Grant
Composition containing highly unsaturated fatty acid or alkyl ester...
Patent number
12,258,537
Issue date
Mar 25, 2025
NISSUI CORPORATION
Nobushige Doisaki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Method and apparatus for selective alcohol upgrading
Patent number
12,252,462
Issue date
Mar 18, 2025
AIR COMPANY HOLDINGS, INC.
Stafford W. Sheehan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Azeotropic or azeotropic-like composition comprising hydrogen fluor...
Patent number
12,251,590
Issue date
Mar 18, 2025
Daikin Industries, Ltd.
Kazuhiro Takahashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Stripping device and stripping method
Patent number
12,251,652
Issue date
Mar 18, 2025
LG Chem, Ltd.
Seong Hun Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Bioreactors with integrated catalytic nitrogen fixation
Patent number
12,247,194
Issue date
Mar 11, 2025
Oakbio, Inc.
Brian Sefton
C01 - INORGANIC CHEMISTRY
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System and method for distillation
Patent number
12,246,274
Issue date
Mar 11, 2025
PRAJ INDUSTRIES LIMITED
Ghansham Baburao Deshpande
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Systems and methods for production and separation of hydrogen and c...
Patent number
12,240,758
Issue date
Mar 4, 2025
8 Rivers Capital, LLC
Mohammad Rafati
C01 - INORGANIC CHEMISTRY
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Suspension process for preparing ethylene polymers comprising work-...
Patent number
12,240,923
Issue date
Mar 4, 2025
Basell Polyolefine GmbH
Peter Rohrbach
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Energy saving and emission reduction system for chemical separation...
Patent number
12,233,362
Issue date
Feb 25, 2025
Qunsheng Li
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Naphtha catalytic cracking process
Patent number
12,234,415
Issue date
Feb 25, 2025
SABIC GLOBAL TECHNOLOGIES B.V.
Talal Khaled Al-Shammari
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Patent Grant
Carbon dioxide recycle stream processing with ethylene glycol dehyd...
Patent number
12,234,421
Issue date
Feb 25, 2025
Pilot Intellectual Property, LLC
Eric Prim
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Patent Grant
Systems and methods for reforming a heavy aromatic stream
Patent number
12,221,407
Issue date
Feb 11, 2025
Virent, Inc.
Paul G. Blommel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Method and system for producing a protein and fiber feed product fr...
Patent number
12,213,497
Issue date
Feb 4, 2025
Fluid Quip Technologies, LLC
Neal Jakel
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Desulfurization techniques
Patent number
12,215,285
Issue date
Feb 4, 2025
Albert S. Vam
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Method for separating polybutene
Patent number
12,202,924
Issue date
Jan 21, 2025
LG Chem, Ltd.
Woo Sung Hwang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Systems and methods for purging an isolation valve with a liquid pu...
Patent number
12,203,038
Issue date
Jan 21, 2025
Delta Valve, LLC
Filiberto Jimenez
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Patent Grant
Screening assembly and process for screening polymer from an efflue...
Patent number
12,194,398
Issue date
Jan 14, 2025
Borealis AG
Henry Sleijster
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Method and device for preparing ultrathin metal lithium foil
Patent number
12,195,824
Issue date
Jan 14, 2025
SHENZHEN YANYI NEW MATERIALS CO., LTD.
Kai Yang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
FUEL PRODUCTION APPARATUS AND FUEL PRODUCTION METHOD
Publication number
20250171698
Publication date
May 29, 2025
ENEOS Corporation
Satoshi NAGATAKE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS GAS RECYCLING
Publication number
20250171900
Publication date
May 29, 2025
ASM IP HOLDING B.V.
Ivo Johannes Raaijmakers
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Application
METHOD AND PLANT FOR ENERGY EFFICIENTLY PRODUCING N-HEXANE AND ISOM...
Publication number
20250162965
Publication date
May 22, 2025
SULZER MANAGEMENT AG
Alok Kumar SAXENA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING A PROTEIN AND FIBER FEED PRODUCT FR...
Publication number
20250151759
Publication date
May 15, 2025
Fluid Quip Technologies, LLC
Neal Jakel
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
A process for the preparation of Triclopyr-Butotyl
Publication number
20250154103
Publication date
May 15, 2025
Gharda Chemicals Limited
Diwakar K. SHENOY
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERY OF PRODUCTS FROM OR...
Publication number
20250146217
Publication date
May 8, 2025
Pierson Capital Environmental (Beijing) Limited
Feng LING
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Patent Application
Method for producing mixtures containing 2-(2-hydroxyethyl)-piperid...
Publication number
20250135374
Publication date
May 1, 2025
SALTIGO GMBH
Reinhard Langer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
GEOTHERMALLY DRIVEN AMMONIA PRODUCTION
Publication number
20250136457
Publication date
May 1, 2025
EnhancedGEO Holdings, LLC
Greg Lindberg
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
DESULFURIZATION TECHNIQUES
Publication number
20250129301
Publication date
Apr 24, 2025
University of Dayton
Albert S. Vam
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
METHOD FOR PURIFYING ANTIMONY CHLORIDE SOLUTION THROUGH ARSENIC REM...
Publication number
20250122091
Publication date
Apr 17, 2025
Zhejiang University of technology
Guoqu ZHENG
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SEPARATION METHOD FOR A MIXTURE COMPRISING A SOLVENT AND C4 OR HIGH...
Publication number
20250122134
Publication date
Apr 17, 2025
Hanwha TotalEnergies Petrochemical Co.,Ltd.
Young Hoon SOHN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A SYSTEM AND METHOD FOR DISTILLATION
Publication number
20250114723
Publication date
Apr 10, 2025
PRAJ INDUSTRIES LIMITED
Ghansham Baburao DESHPANDE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESSES FOR PRODUCING HYDROGEN
Publication number
20250115476
Publication date
Apr 10, 2025
Saudi Arabian Oil Company
Omer Refa Koseoglu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
DIRECT RECTIFICATION OF MOLECULAR SIEVE REGENERANT AND METHOD OF US...
Publication number
20250109364
Publication date
Apr 3, 2025
IntegroEnergy Technologies LLC
Daniel W. Sonnek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
GREEN AMMONIA ABSORPTION COOLING
Publication number
20250100892
Publication date
Mar 27, 2025
Topsoe A/S
Lari Bjerg KNUDSEN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Bioreactors with Integrated Catalytic Nitrogen Fixation
Publication number
20250101365
Publication date
Mar 27, 2025
OAKBIO, INC.
Brian Sefton
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHODS FOR CONVERTING C2+ OLEFINS TO HIGHER NUMBER OLEFINS USEFUL...
Publication number
20250101325
Publication date
Mar 27, 2025
ExxonMobil Technology and Engineering Company
Matthew J. Vincent
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
HEAT TREATMENT PRODUCT BY PROCESS FOR INCREASED PITCH YIELDS
Publication number
20250092315
Publication date
Mar 20, 2025
Koppers Delaware, Inc.
Michael Bech Malmqvist
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
CONVERTING SUPER LIGHT CRUDES, EXTRA LIGHT CRUDES, AND CONDENSATES...
Publication number
20250092322
Publication date
Mar 20, 2025
Lummus Technology LLC
Ujjal K. Mukherjee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
PROCESS FOR THE PRODUCTION OF 1,4-BUTANEDIOL FROM RENEWABLE SOURCES...
Publication number
20250091973
Publication date
Mar 20, 2025
Novamont S.p.A.
Marco COTTI COMETTINI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
PRODUCTION OF SYNTHETIC HYDROCARBONS
Publication number
20250091905
Publication date
Mar 20, 2025
Arcadia eFuels US Inc.
Jeroen Harrie Moors
F28 - HEAT EXCHANGE IN GENERAL
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Patent Application
SYSTEMS AND METHOD FOR RETROFITTING BROWNFIELD PLANTS
Publication number
20250083116
Publication date
Mar 13, 2025
NiQuan Energy, LLC
Ainsley Gill
C01 - INORGANIC CHEMISTRY
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Patent Application
USE OF DIVIDED WALL TECHNOLOGY TO PRODUCE HIGH PURITY METHANOL
Publication number
20250084013
Publication date
Mar 13, 2025
Lummus Technology LLC
Rosette Barias
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
Method and Apparatus for the Pyrolysis of Polymers
Publication number
20250084314
Publication date
Mar 13, 2025
Front Row Engineering Ltd
Gavin Duffy
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
INTEGRATED SLURRY PHASE HYDROCRACKING PROCESS TO PRODUCE CHEMICALS
Publication number
20250084324
Publication date
Mar 13, 2025
Saudi Aramco Technologies Company
Omer Refa KOSEOGLU
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
PRODUCTION OF ETHANOL WITH ONE OR MORE CO-PRODUCTS IN YEAST
Publication number
20250075235
Publication date
Mar 6, 2025
BRASKEM S.A
Felipe GALZERANI
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Patent Application
ALDEHYDE REMOVAL PROCESS FOR METHANOL CARBONYLATION
Publication number
20250066281
Publication date
Feb 27, 2025
CELANESE INTERNATIONAL CORPORATION
Peter HANIK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
PROCESS FOR REMOVING IMPURITIES FROM VEGETABLE OIL
Publication number
20250066689
Publication date
Feb 27, 2025
Cargill, Incorporated
Falk BRÜSE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
PROCESSES FOR RECOVERING LPG FROM A REFORMING-ZONE EFFLUENT
Publication number
20250058269
Publication date
Feb 20, 2025
UOP LLC
Srinivasan Ramanujam
C01 - INORGANIC CHEMISTRY
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Patent Application
SYSTEM FOR SEPARATING GAS
Publication number
20250050239
Publication date
Feb 13, 2025
CRI, ehf
Emeric SARRON
C01 - INORGANIC CHEMISTRY