ClassID:

90754

C07C7/14875 - CPC Classification

Classification description:

Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds

Sub-classes:
Recent Application in this class:
#1
20250100956
2025-03-27

Method for Purifying Linear Alpha Olefins

#2
20230227382
2023-07-20

METHODS FOR REDUCING FORMATION OF CARBON DISULFIDE IN STEAM CRACKING PROCESSES TO PRODUCE OLEFINS

#3
20210079310
2021-03-18

COS and CSabatement method

#4
20190233351
2019-08-01

Methods and systems for purifying 1,3-butadiene from a C4 hydrocarbon stream

#5
20180215686
2018-08-02

Methods and systems for purifying 1,3-butadiene from a Chydrocarbon stream

#6
20180179127
2018-06-28

Process for the neutralization of a catalytic system for the dimerization of olefins containing at least one halogenated derivative

#7
20180023012
2018-01-25

COS and CSabatement method

#8
20170174586
2017-06-22

Removal of aromatic impurities from an alkene stream using an acid catalyst

#9
20170113998
2017-04-27

Method for separating high-boiling carboxylic acid vinyl ester/carboxylic acid mixtures

#10
20160355451
2016-12-08

Removal of aromatic impurities from an alkene stream using an acid catalyst, such as an acidic ionic liquid

#11
20160207854
2016-07-21

Use of diethylenetriamine as a CS2 scavenger in isoprene production

#12
20160115102
2016-04-28

Oxidative methods of phosphorus removal from liquid hydrocarbons

#13
20160017248
2016-01-21

COS and CSabatement method

#14
20150376040
2015-12-31

ADDITIVES FOR OLEFIN PLANT QUENCHING FLUID pH CONTROL

#15
20150025258
2015-01-22

Oil soluble hydrogen sulfide scavenger

#16
20140336346
2014-11-13

Purification of a hydrocarbon stream

#17
20140058092
2014-02-27

CARBON MONOXIDE METHANATION AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR

#18
20100059413
2010-03-11

Thioetherification processes for the removal of mercaptans from gas streams

#19
20080287725
2008-11-20

Fulvene purification