ClassID:

90731

C07C7/00 - CPC Classification

Classification description:

Purification; Separation; Use of additives

Sub-classes:
Recent Application in this class:
#1
20260042964
2026-02-12

RECYCLED CONTENT HYDROCARBON FROM A RESIN FACILITY TO RECYCLED CONTENT PARAXYLENE

#2
20250276946
2025-09-04

CATALYST FOR THE PRODUCTION OF 1,3-BUTADIENE HAVING HIGH ACTIVITY

#3
20250230110
2025-07-17

A PROCESS FOR BUTANE HYDROGENOLYSIS HAVING SAFE THERMAL OPERATION

#4
20250206685
2025-06-26

PROCESS FOR CONVERTING NAPHTHA WITH PROPANE RECYCLE

#5
20250178986
2025-06-05

SYSTEM FOR REMOVING RESIDUAL SOLVENT IN ACETYLENE GAS

#6
20250171382
2025-05-29

SYSTEMS AND PROCESSES FOR CATALYTIC CONVERSION OF C1-C5 ALCOHOLS TO C2-C5 OLEFIN MIXTURES

#7
20240391852
2024-11-28

OLEFIN PRODUCTION METHOD

#8
20240376025
2024-11-14

PROCESS FOR DECHLORINATION OF WASTE PLASTICS

#9
20240308856
2024-09-19

SILICON PRECURSOR MATERIALS, SILICON-CONTAINING FILMS, AND RELATED METHODS

#10
20240229082
2024-07-11

IN SITU METHANOGENIC RECOVERY FROM WASTE PRODUCTS

#11
20240150259
2024-05-09

PROCESS FOR PRODUCING OLEFINS FROM OXYGENATES WITH VARIABLE PRODUCTION OF ETHYLENE AND PROPYLENE

#12
20240132919
2024-04-25

IN SITU METHANOGENIC RECOVERY FROM WASTE PRODUCTS

#13
20240026231
2024-01-25

Systems and methods for enhancing the recovery of styrene

#14
20240018070
2024-01-18

A METHOD FOR PRODUCING A CRACKING PRODUCT FRACTION COMPRISING PROPYLENE, C4 OLEFINS, OR BOTH

#15
20230257323
2023-08-17

Process for the preparation of butenes and butadienes from waste plastic feedstocks

#16
20220397344
2022-12-15

COMBINED PLANT FOR CRYOGENIC SEPARATION AND LIQUEFACTION OF METHANE AND CARBON DIOXIDE COMPRISED IN A BIOGAS STREAM

#17
20220397343
2022-12-15

FACILITY FOR THE SEPARATION AND LIQUEFACTION OF METHANE AND CO2 COMPRISING A VAPO/CONDENSER PLACED IN AN INTERMEDIATE STAGE OF THE DISTILLATION COLUMN

#18
20220396509
2022-12-15

MICROBIAL ASSISTED PHOSPHOROUS RECOVERY UNDER ANAEROBIC CONDITION

#19
20220073441
2022-03-10

Process and apparatus for production and separation of alcohols and oligomerization of hydrocarbon feedstock

#20
20200362249
2020-11-19

Method and feedstock for producing hydrocarbons

#21
20200318016
2020-10-08

Method and feedstock for producing hydrocarbons

#22
20200086238
2020-03-19

Separation of compounds

#23
20190194094
2019-06-27

Method for preparing ethylene in propylene preparation process using propane dehydrogenation reaction

#24
20190105625
2019-04-11

Method for processing an oligomerization product stream

#25
20190071315
2019-03-07

Method and process of producing ammonia from methane hydrate

#26
20190031580
2019-01-31

Method of preparing butadiene

#27
20180338513
2018-11-29

Method for removing benzo[a]pyrene from liposoluble natural extract

#28
20180273447
2018-09-27

Process for removing oxygenated contaminates from an ethylene stream

#29
20180264451
2018-09-20

Vertical separation vessel for ionic liquid catalyzed effluent

#30
20180258256
2018-09-13

Hydrogenated tetrazine-based antioxidants and free radical reaction inhibitors and uses thereof

#31
20180207552
2018-07-26

Process using an integrated coalescing system for separating dispersed ionic liquid from liquid hydrocarbon

#32
20180056212
2018-03-01

Integrated coalescing system for separating dispersed ionic liquid from liquid hydrocarbon

#33
20170369394
2017-12-28

ISOPARAFFIN-OLEFIN ALKYLATION

#34
20170334810
2017-11-23

Process for removing oxygenated contaminates from an ethylene stream

#35
20170334806
2017-11-23

PRODUCTION OF BASESTOCKS FROM PARAFFINIC HYDROCARBONS

#36
20170305814
2017-10-26

Method for improving propane dehydrogenation process

#37
20170240486
2017-08-24

Hydrodeoxygenation of oxygenates

#38
20170058706
2017-03-02

Power generation using independent dual organic Rankine cycles from waste heat systems in diesel hydrotreating-hydrocracking and continuous-catalytic-cracking-aromatics facilities

#39
20170030634
2017-02-02

Using methane rejection to process a natural gas stream

#40
20170014731
2017-01-19

COextraction and filtration system

#41
20160319704
2016-11-03

Method of recycling energy in process of butadiene preparation

#42
20160298037
2016-10-13

Plant-based compositions and uses thereof

#43
20160237182
2016-08-18

Separation of monomer components from light components

#44
20160060191
2016-03-03

Process for the recovery of paraffins from an isomerization effluent

#45
20160053030
2016-02-25

Polymerisation process

#46
20150315097
2015-11-05

Renewable High Density Turbine And Diesel Fuels From Sesquiterpenes

#47
20150307412
2015-10-29

METHODS AND APPARATUSES FOR PRODUCING XYLENE FROM PROPYLBENZENE

#48
20150225539
2015-08-13

Bio-based polymer additive, a process for preparing the bio-based polymer additive and a biodegradable polymer composition comprising said bio-based polymer additive

#49
20150218078
2015-08-06

Chemical intermediates by catalytic fast pyrolysis process

#50
20150141699
2015-05-21

Process for pyrolysis of a coal feed

#51
20150101921
2015-04-16

Process for recovering heat from a hydrocarbon separation

#52
20150099681
2015-04-09

Plant-based compositions and uses thereof

#53
20150072916
2015-03-12

Linear alkylbenzenes from natural oils and methods of producing

#54
20150065665
2015-03-05

Polymerization process

#55
20150031927
2015-01-29

Renewable high density turbine and diesel fuels from sesquiterpenes

#56
20150025203
2015-01-22

Polymerisation process

#57
20150025202
2015-01-22

Process for introduction of liquid feeds to a polymerization process

#58
20150005553
2015-01-01

Dual Riser Vortex Separation System

#59
20140364355
2014-12-11

Linear alkylbenzenes from natural oils and methods of producing

#60
20140343335
2014-11-20

System and method for reducing fouling rate in a hydrogenation reactor

#61
20140316155
2014-10-23

Methyl-substituted biphenyl compounds, their production and their use in the manufacture of plasticizers

#62
20140305031
2014-10-16

Hydroprocessing Microalgal Oils

#63
20140303422
2014-10-09

Process for removing oxygenated contaminates from an ethylene stream

#64
20140303418
2014-10-09

Hydrocarbon conversion process

#65
20140219901
2014-08-07

Methods for associating or dissociating guest materials with a metal organic framework, systems for associating or dissociating guest materials within a series of metal organic frameworks, thermal energy transfer assemblies, and methods for transferring thermal energy

#66
20140200377
2014-07-17

Method for producing monocyclic aromatic hydrocarbons

#67
20140107306
2014-04-17

Chemical intermediates by catalytic fast pyrolysis process

#68
20140018595
2014-01-16

PROCESS FOR REMOVING HYDROGEN HALIDES IN A RECTIFYING COLUMN WITH A PARTIAL CONDENSER

#69
20130204062
2013-08-08

Process for contacting one or more contaminated hydrocarbons

#70
20130109079
2013-05-02

METHOD FOR SEPARATING AN ORGANIC COMPONENT FROM A MIXTURE CONTAINING THE ORGANIC COMPONENT

#71
20120223271
2012-09-06

Methods for associating or dissociating guest materials with a metal organic framework, systems for associating or dissociating guest materials within a series of metal organic frameworks, thermal energy transfer assemblies, and methods for transferring thermal energy

#72
20120157740
2012-06-21

Quench tower catalyst recovery

#73
20120048718
2012-03-01

Energy conservation in heavy-hydrocarbon distillation

#74
20100170144
2010-07-08

Hydroprocessing Microalgal Oils

#75
20100130800
2010-05-27

Liquid-liquid separation process via coalescers

#76
20090214405
2009-08-27

Method for operating bubble column reactor for the oligomerization of ethylene

#77
20080045764
2008-02-21

Method of Preventing Adamantane Consolidation

#78
20070213478
2007-09-13

Recycle of hydrocarbon gases from the product tanks to a reactor through the use of ejectors

#79
20060096617
2006-05-11

Process for removing contaminants from a compressor intercooler in a methanol to olefin separation system

#80
20050056599
2005-03-17

Solid-liquid separation process