Features relating to the provision of boil-up in the bottom of a column

Industry

CPC
F25J2200/40

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE F25J2200/00Processes or apparatus using separation by rectification

Current Industry

F25J2200/40Features relating to the provision of boil-up in the bottom of a column

Industries

Patents Grantslast 30 patents

Information Patent Grant
System and method for separating methane and nitrogen with reduced...
- Patent number 11,650,009
- Issue date May 16, 2023
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Impurity control for a high pressure CO2 purification and supply sy...
- Patent number 11,624,556
- Issue date Apr 11, 2023
- Messer Industries USA, Inc.
- Joseph Naumovitz
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Hydrocarbon distillation
- Patent number 11,585,597
- Issue date Feb 21, 2023
- Baker Hughes, a GE company, LLC
- John Michael Repasky
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat exchanger for a liquefied natural gas facility
- Patent number 11,435,138
- Issue date Sep 6, 2022
- ConocoPhillips Company
- Stuart L. Wilson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for separating air by cryogenic distillation
- Patent number 11,435,139
- Issue date Sep 6, 2022
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Benoit Davidian
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process and apparatus for producing carbon monoxide
- Patent number 11,137,204
- Issue date Oct 5, 2021
- Praxair Technology, Inc.
- Minish M.. Shah
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
System and method for separating natural gas liquid and nitrogen fr...
- Patent number 11,125,497
- Issue date Sep 21, 2021
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and system for liquefaction of natural gas using liquid nitr...
- Patent number 11,079,176
- Issue date Aug 3, 2021
- ExxonMobil Upstream Research Company
- Fritz Pierre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Gas recovery system for compressor, compressor system, and refriger...
- Patent number 11,067,320
- Issue date Jul 20, 2021
- Mitsubishi Heavy Industries Compressor Corporation
- Takuya Watanabe
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Systems and methods for production and separation of hydrogen and c...
- Patent number 11,066,298
- Issue date Jul 20, 2021
- 8 Rivers Capital, LLC
- Mohammad Rafati
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Increasing efficiency in an LNG production system by pre-cooling a...
- Patent number 11,060,791
- Issue date Jul 13, 2021
- ExxonMobil Upstream Research Company
- Fritz Pierre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Helium extraction from natural gas
- Patent number 10,962,283
- Issue date Mar 30, 2021
- Air Products and Chemicals, Inc.
- Vincent White
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Integrated nitrogen removal in the production of liquefied natural...
- Patent number 10,767,922
- Issue date Sep 8, 2020
- Air Products and Chemicals, Inc.
- Fei Chen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and system for separating carbon dioxide from flue gas
- Patent number 10,753,680
- Issue date Aug 25, 2020
- General Electric Technology GmbH
- Andrea Caruso
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and method for reducing nitrogen content of GSP/expander pro...
- Patent number 10,708,741
- Issue date Jul 7, 2020
- Butts Properties, Ltd.
- Rayburn C. Butts
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Purification of carbon dioxide
- Patent number 10,655,912
- Issue date May 19, 2020
- Air Products and Chemicals, Inc.
- Paul Higginbotham
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and unit for separating the light and heavy components of na...
- Patent number 10,627,159
- Issue date Apr 21, 2020
- Total SA
- Denis Chretien
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
System and method for separating natural gas liquid and nitrogen fr...
- Patent number 10,520,250
- Issue date Dec 31, 2019
- Butts Properties, Ltd.
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Liquefied natural gas production system and method with greenhouse...
- Patent number 10,480,854
- Issue date Nov 19, 2019
- ExxonMobil Upstream Research Company
- Richard A. Huntington
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Ethane recovery and ethane rejection methods and configurations
- Patent number 10,451,344
- Issue date Oct 22, 2019
- Fluor Technologies Corporation
- John Mak
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Separation at sub-ambient temperature of a gaseous mixture containi...
- Patent number 10,317,135
- Issue date Jun 11, 2019
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Alain Briglia
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and apparatus for separating a carbon dioxide-rich gas
- Patent number 10,281,208
- Issue date May 7, 2019
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Benoit Davidian
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Purification of carbon dioxide
- Patent number 10,254,042
- Issue date Apr 9, 2019
- Air Products and Chemicals, Inc.
- Paul Higginbotham
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of nitrogen-rich natural gas streams
- Patent number 10,215,488
- Issue date Feb 26, 2019
- Air Products and Chemicals, Inc.
- Vincent White
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Helium recovery from streams containing helium, carbon dioxide, and...
- Patent number 10,036,590
- Issue date Jul 31, 2018
- Air Products and Chemicals, Inc.
- Jason Michael Ploeger
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for separating off acid gases from natural gas
- Patent number 9,958,200
- Issue date May 1, 2018
- Linde Aktiengesellschaft
- Heinz Bauer
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process for the removal of CO2 from acid gas
- Patent number 9,945,605
- Issue date Apr 17, 2018
- TECNIMONT S.P.A.
- Laura Annamaria Pellegrini
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and device for separating a mixture containing carbon dioxid...
- Patent number 9,903,648
- Issue date Feb 27, 2018
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Alain Briglia
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process and apparatus for the separation of a stream containing car...
- Patent number 9,895,653
- Issue date Feb 20, 2018
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Arthur Darde
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method and appliance for separating a mixture containing carbon dio...
- Patent number 9,851,142
- Issue date Dec 26, 2017
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Arthur Darde
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Process and Apparatus for Improved Recovery of Argon
- Publication number 20240125550
- Publication date Apr 18, 2024
- Air Products and Chemicals, Inc.
- Jay A. Thakkar
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Open Loop Liquefaction Process with NGL Recovery
- Publication number 20240125549
- Publication date Apr 18, 2024
- Air Products and Chemicals, Inc.
- Mark Julian Roberts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR PRODUCING LIQUEFIED NATURAL GAS FROM NATURAL GAS, AND CO...
- Publication number 20230408187
- Publication date Dec 21, 2023
- TECHNIP FRANCE
- Sylvain Vovard
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
System and Method for Separating Methane and Nitrogen with Reduced...
- Publication number 20230235955
- Publication date Jul 27, 2023
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY
- Publication number 20220364787
- Publication date Nov 17, 2022
- ConocoPhillips Company
- Stuart L. WILSON
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PROCESS AND APPARATUS FOR HEAVY HYDROCARBON REMOVAL FROM LEAN NATUR...
- Publication number 20220252343
- Publication date Aug 11, 2022
- Lummus Technology Inc.
- Thomas K. Gaskin
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Systems and Methods of Removing Contaminants in a Liquid Nitrogen S...
- Publication number 20210364229
- Publication date Nov 25, 2021
- ExxonMobil Upstream Research Company
- Fritz Pierre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEMS AND METHODS FOR PRODUCTION AND SEPARATION OF HYDROGEN AND C...
- Publication number 20210323818
- Publication date Oct 21, 2021
- 8 RIVERS CAPITAL, LLC
- Mohammad Rafati
- C01 - INORGANIC CHEMISTRY
Information Patent Application
System and Method for Separating Methane and Nitrogen with Reduced...
- Publication number 20210180864
- Publication date Jun 17, 2021
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHODS AND SYSTEMS FOR REMOVING NITROGEN FROM NATURAL GAS
- Publication number 20210156613
- Publication date May 27, 2021
- Linde Engineering North America, Inc.
- Kathryn Bigger
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND APPARATUS FOR THE CRYOGENIC SEPARATION OF A SYNTHESIS GA...
- Publication number 20210080175
- Publication date Mar 18, 2021
- L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des procedes Ge...
- Antoine HERNANDEZ
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PROCESS AND APPARATUS FOR PRODUCTION OF CARBON MONOXIDE BY PARTIAL...
- Publication number 20210055048
- Publication date Feb 25, 2021
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Antoine HERNANDEZ
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
- Publication number 20200370825
- Publication date Nov 26, 2020
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Benoit DAVIDIAN
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Impurity Control For A High Pressure CO2 Purification And Supply Sy...
- Publication number 20200355430
- Publication date Nov 12, 2020
- Messer Industries USA, Inc
- Joseph Naumovitz
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Impurity Control For A High Pressure CO2 Purification And Supply Sy...
- Publication number 20200355431
- Publication date Nov 12, 2020
- Messer Industries USA, Inc
- Joseph Naumovitz
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Hydrocarbon Distillation
- Publication number 20200224967
- Publication date Jul 16, 2020
- GENERAL ELECTRIC COMPANY
- John Michael Repasky
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Helium Extraction from Natural Gas
- Publication number 20200088466
- Publication date Mar 19, 2020
- Air Products and Chemicals, Inc.
- Vincent White
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
System and Method for Separating Natural Gas Liquid and Nitrogen fr...
- Publication number 20200072547
- Publication date Mar 5, 2020
- Butts Properties, Ltd.
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Recovery Of Helium From Nitrogen-Rich Streams
- Publication number 20190041128
- Publication date Feb 7, 2019
- Air Products and Chemicals, Inc.
- Vincent White
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
System and Method for Separating Natural Gas Liquid and Nitrogen fr...
- Publication number 20180231306
- Publication date Aug 16, 2018
- Butts Properties, Ltd.
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PROCESS FOR THE PRODUCTION OF DILUTE ETHYLENE
- Publication number 20180073803
- Publication date Mar 15, 2018
- Lummus Technology Inc.
- Kevin John Schwint
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PROCESS AND APPARATUS FOR PRODUCING CARBON MONOXIDE
- Publication number 20180058757
- Publication date Mar 1, 2018
- Minish M. Shah
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR RECOVERING HELIUM
- Publication number 20180023888
- Publication date Jan 25, 2018
- Heinz BAUER
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND APPARATUS FOR SEPARATING A FEED GAS CONTAINING AT LEAST...
- Publication number 20170363351
- Publication date Dec 21, 2017
- Benjamin CAILLAT
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Integrated Nitrogen Removal in the Production of Liquefied Natural...
- Publication number 20170284737
- Publication date Oct 5, 2017
- Air Products and Chemicals, Inc.
- Fei Chen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Treatment Of Nitrogen-Rich Natural Gas Streams
- Publication number 20170234612
- Publication date Aug 17, 2017
- Air Products and Chemicals, Inc.
- Vincent White
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Systems and Methods for Recovering Desired Light Hydrocarbons from...
- Publication number 20170176097
- Publication date Jun 22, 2017
- Bechtel Hydrocarbon Technology Solutions, Inc.
- Berj Garbouchian
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS AND APPARATUS FOR HEAVY HYDROCARBON REMOVAL FROM LEAN NATUR...
- Publication number 20170176099
- Publication date Jun 22, 2017
- Lummus Technology Inc.
- Thomas K. Gaskin
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ETHANE RECOVERY AND ETHANE REJECTION METHODS AND CONFIGURATIONS
- Publication number 20170051970
- Publication date Feb 23, 2017
- Fluor Technologies Corporation
- John Mak
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR PURIFYING, COOLING AND SEPARATING A GASEOUS MIXTURE AND...
- Publication number 20170045291
- Publication date Feb 16, 2017
- L'Air Liquide, Société Anonyme pour l'Etude et I'Exploitation des Procédés Ge...
- Guillaume CARDON
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Features relating to the provision of boil-up in the bottom of a column

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System and method for separating methane and nitrogen with reduced...

Impurity control for a high pressure CO2 purification and supply sy...

Hydrocarbon distillation

Heat exchanger for a liquefied natural gas facility

Method and apparatus for separating air by cryogenic distillation

Process and apparatus for producing carbon monoxide

System and method for separating natural gas liquid and nitrogen fr...

Method and system for liquefaction of natural gas using liquid nitr...

Gas recovery system for compressor, compressor system, and refriger...

Systems and methods for production and separation of hydrogen and c...

Increasing efficiency in an LNG production system by pre-cooling a...

Helium extraction from natural gas

Integrated nitrogen removal in the production of liquefied natural...

Method and system for separating carbon dioxide from flue gas

System and method for reducing nitrogen content of GSP/expander pro...

Purification of carbon dioxide

Method and unit for separating the light and heavy components of na...

System and method for separating natural gas liquid and nitrogen fr...

Liquefied natural gas production system and method with greenhouse...

Ethane recovery and ethane rejection methods and configurations

Separation at sub-ambient temperature of a gaseous mixture containi...

Method and apparatus for separating a carbon dioxide-rich gas

Purification of carbon dioxide

Treatment of nitrogen-rich natural gas streams

Helium recovery from streams containing helium, carbon dioxide, and...

Method for separating off acid gases from natural gas

Process for the removal of CO2 from acid gas

Method and device for separating a mixture containing carbon dioxid...

Process and apparatus for the separation of a stream containing car...

Method and appliance for separating a mixture containing carbon dio...

Patents Applicationslast 30 patents

Process and Apparatus for Improved Recovery of Argon

Open Loop Liquefaction Process with NGL Recovery

METHOD FOR PRODUCING LIQUEFIED NATURAL GAS FROM NATURAL GAS, AND CO...

System and Method for Separating Methane and Nitrogen with Reduced...

HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY

PROCESS AND APPARATUS FOR HEAVY HYDROCARBON REMOVAL FROM LEAN NATUR...

Systems and Methods of Removing Contaminants in a Liquid Nitrogen S...

SYSTEMS AND METHODS FOR PRODUCTION AND SEPARATION OF HYDROGEN AND C...

System and Method for Separating Methane and Nitrogen with Reduced...

METHODS AND SYSTEMS FOR REMOVING NITROGEN FROM NATURAL GAS

METHOD AND APPARATUS FOR THE CRYOGENIC SEPARATION OF A SYNTHESIS GA...

PROCESS AND APPARATUS FOR PRODUCTION OF CARBON MONOXIDE BY PARTIAL...

METHOD AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION

Impurity Control For A High Pressure CO2 Purification And Supply Sy...

Impurity Control For A High Pressure CO2 Purification And Supply Sy...

Hydrocarbon Distillation

Helium Extraction from Natural Gas

System and Method for Separating Natural Gas Liquid and Nitrogen fr...

Recovery Of Helium From Nitrogen-Rich Streams

System and Method for Separating Natural Gas Liquid and Nitrogen fr...

PROCESS FOR THE PRODUCTION OF DILUTE ETHYLENE

PROCESS AND APPARATUS FOR PRODUCING CARBON MONOXIDE

METHOD FOR RECOVERING HELIUM

METHOD AND APPARATUS FOR SEPARATING A FEED GAS CONTAINING AT LEAST...

Integrated Nitrogen Removal in the Production of Liquefied Natural...

Treatment Of Nitrogen-Rich Natural Gas Streams

Systems and Methods for Recovering Desired Light Hydrocarbons from...

PROCESS AND APPARATUS FOR HEAVY HYDROCARBON REMOVAL FROM LEAN NATUR...

ETHANE RECOVERY AND ETHANE REJECTION METHODS AND CONFIGURATIONS

METHOD FOR PURIFYING, COOLING AND SEPARATING A GASEOUS MIXTURE AND...