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separation of CnHm with 3 carbon atoms or more
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F25J3/0645
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F25
Refrigeration
F25J
LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
F25J3/00
Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
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F25J3/0645
separation of CnHm with 3 carbon atoms or more
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Patents Grants
last 30 patents
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
12,135,166
Issue date
Nov 5, 2024
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
12,111,104
Issue date
Oct 8, 2024
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
11,674,748
Issue date
Jun 13, 2023
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
11,668,523
Issue date
Jun 6, 2023
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Dehydrogenation separation unit with mixed refrigerant cooling
Patent number
11,543,181
Issue date
Jan 3, 2023
Chart Energy & Chemicals, Inc.
Douglas A. Ducote
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
11,448,460
Issue date
Sep 20, 2022
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
C3 fractionation system
Patent number
11,174,209
Issue date
Nov 16, 2021
SABIC GLOBAL TECHNOLOGIES B.V.
Joris Van Willigengburg
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
10,947,171
Issue date
Mar 16, 2021
Enflex, Inc.
James Zhao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
10,859,313
Issue date
Dec 8, 2020
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Methods and systems to separate hydrocarbon mixtures such as natura...
Patent number
10,760,006
Issue date
Sep 1, 2020
Dow Global Technologies LLC
Ross E. Dugas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method and system for preparing a lean methane-containing gas stream
Patent number
10,684,072
Issue date
Jun 16, 2020
Shell Oil Company
Stefan Adrianus Rovers
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
10,633,305
Issue date
Apr 28, 2020
Enflex, Inc.
James Zhao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods and systems for treating fuel gas
Patent number
10,393,015
Issue date
Aug 27, 2019
ExxonMobil Upstream Research Company
Ananda K. Nagavarapu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Gas recovery system, compressor system, and refrigeration cycle system
Patent number
10,337,779
Issue date
Jul 2, 2019
Mitsubishi Heavy Industries Compressor Corporation
Takuya Watanabe
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Methods and devices for drying hydrocarbon containing gas
Patent number
9,689,608
Issue date
Jun 27, 2017
Leed Fabrication Services, Inc.
Casey L. Beeler
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Multistage cyclonic fluid separator
Patent number
9,034,082
Issue date
May 19, 2015
Twister B.V.
Marco Betting
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method for selective extraction of natural gas liquids from “rich”...
Patent number
8,429,932
Issue date
Apr 30, 2013
Jose Lourenco
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Apparatus and method for condensing hydrocarbons from natural gas
Patent number
7,716,947
Issue date
May 18, 2010
Gas-Chill, Inc.
Mark A. Brandon
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Method and apparatus for maximizing the productivity of a natural g...
Patent number
6,332,336
Issue date
Dec 25, 2001
Compressor Controls Corporation
Saul Mirsky
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cryogenic separation process for the recovery of components from th...
Patent number
6,333,445
Issue date
Dec 25, 2001
Chart, Inc.
John V. O'Brien
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Membrane-augmented power generation
Patent number
6,035,641
Issue date
Mar 14, 2000
Membane Technology and Research, Inc.
Kaaeid A. Lokhandwala
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Ethylene/nitrogen separation process
Patent number
5,879,431
Issue date
Mar 9, 1999
Membrane Technology and Research, Inc.
Richard W. Baker
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Methane/nitrogen separation process
Patent number
5,669,958
Issue date
Sep 23, 1997
Membrane Technology and Research, Inc.
Richard W. Baker
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for converting wellhead gas to liquefied petroleu...
Patent number
4,462,813
Issue date
Jul 31, 1984
Sappsucker, Inc.
Ronald L. May
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Recovery of hydrogen and other components from refinery gas streams...
Patent number
4,443,238
Issue date
Apr 17, 1984
Union Carbide Corporation
Robert A. Beddome
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for converting wellhead gas to liquefied petroleu...
Patent number
4,419,114
Issue date
Dec 6, 1983
Sappsucker, Inc.
Ronald L. May
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cryogenic recovery of liquids from refinery off-gases
Patent number
4,356,014
Issue date
Oct 26, 1982
Petrochem Consultants, Inc.
Robert D. Higgins
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
High pressure purification of hydrogen
Patent number
4,343,633
Issue date
Aug 10, 1982
Linde Aktiengesellschaft
Helmut Kick
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cryogenic recovery of liquid hydrocarbons from hydrogen-rich
Patent number
4,272,270
Issue date
Jun 9, 1981
Petrochem Consultants, Inc.
Robert D. Higgins
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Plant and process for recovering waste heat
Patent number
4,184,325
Issue date
Jan 22, 1980
Sulzer Brothers Limited
Charles Mandrin
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Patents Applications
last 30 patents
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230324115
Publication date
Oct 12, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEMS AND METHODS FOR SEPARATING A MIXTURE OF COMPRESSED-GAS SOLV...
Publication number
20230324116
Publication date
Oct 12, 2023
Bizzybee LLC
Boris David Kogon
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230304732
Publication date
Sep 28, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND SYSTEM FOR SEPARATING A FEED FLOW
Publication number
20230266060
Publication date
Aug 24, 2023
Linde GmbH
Bernd KLEIN
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230160633
Publication date
May 25, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Dehydrogenation Separation Unit with Mixed Refrigerant Cooling
Publication number
20230113414
Publication date
Apr 13, 2023
Chart Energy & Chemicals, Inc.
Douglas A. Ducote
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230050081
Publication date
Feb 16, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20220018597
Publication date
Jan 20, 2022
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20210341224
Publication date
Nov 4, 2021
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20210190420
Publication date
Jun 24, 2021
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20210088278
Publication date
Mar 25, 2021
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
USE OF DENSE FLUID EXPANDERS IN CRYOGENIC NATURAL GAS LIQUIDS RECOVERY
Publication number
20200378682
Publication date
Dec 3, 2020
UOP LLC
Adam Adrian Brostow
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Dehydrogenation Separation Unit with Mixed Refrigerant Cooling
Publication number
20200109893
Publication date
Apr 9, 2020
Chart Energy & Chemicals, Inc.
Douglas A. Ducote
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHODS AND SYSTEMS TO SEPARATE HYDROCARBON MIXTURES SUCH AS NATURA...
Publication number
20200002622
Publication date
Jan 2, 2020
DOW GLOBAL TECHNOLOGIES LLC
Ross E. Dugas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
C3 FRACTIONATION SYSTEM
Publication number
20190330127
Publication date
Oct 31, 2019
SABIC GLOBAL TECHNOLOGIES, B.V.
Joris VAN WILLIGENGBURG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR CRYOGENICALLY SEPARATING A NATURAL GAS STREAM
Publication number
20190277566
Publication date
Sep 12, 2019
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Paul TERRIEN
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
METHOD AND SYSTEM FOR PREPARING A LEAN METHANE-CONTAINING GAS STREAM
Publication number
20180306498
Publication date
Oct 25, 2018
Shell Oil Company
Stefan Adrianus ROVERS
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
MULTISTAGE CYCLONIC FLUID SEPARATOR
Publication number
20120024690
Publication date
Feb 2, 2012
TWISTER B.V.
Marco Betting
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS FOR PRODUCING PURIFIED HYDROCARBON HAS
Publication number
20110144407
Publication date
Jun 16, 2011
Adriaan Pieter Houtekamer
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR SELECTIVE EXTRACTION OF NATURAL GAS LIQUIDS FROM "RICH"...
Publication number
20090249829
Publication date
Oct 8, 2009
Jose Lourenco
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHODS, APPARATUSES AND SYSTEMS FOR PROCESSING FLUID STREAMS HAVIN...
Publication number
20090145167
Publication date
Jun 11, 2009
Battelle Energy Alliance, LLC
Terry D. Turner
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Apparatus and method for condensing hydrocarbons from natural gas
Publication number
20070079630
Publication date
Apr 12, 2007
Mark A. Brandon
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Acid gas pretreating method
Publication number
20060239879
Publication date
Oct 26, 2006
Francois Lallemand
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...