ClassID:

105579

C10G53/12 - CPC Classification

Classification description:

Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one alkaline treatment step

Recent Application in this class:
#1
20260015548
2026-01-15

A METHOD FOR PURIFICATION OF LIQUEFIED WASTE PLASTICS USING RECYCLED AQUEOUS STREAM

#2
20250230370
2025-07-17

TREATMENT COMPOSITIONS AND METHODS OF USING SAME FOR REMEDIATING MERCAPTANS AND SULFUR COMPOUNDS IN HYDROCARBON LIQUIDS

#3
20250092320
2025-03-20

Treatment compositions and methods of using same for remediating mercaptans and sulfur compounds in hydrocarbon liquids

#4
20240409826
2024-12-12

METHOD FOR PURIFYING HYDROCARBON FEEDSTOCK AND USE THEREOF

#5
20240352346
2024-10-24

METHODS FOR REMOVAL OF SILICON AND CHLORIDE CONTAMINANTS FROM MIXED PLASTIC WASTE BASED PYROLYSIS OIL

#6
20240166958
2024-05-23

Method for removing oxygenated compounds from a Fischer-Tropsch oil having a high carbon number

#7
20220213391
2022-07-07

Adsorption systems and processes for recovering PNA and HPNA compounds from petroleum based materials and regenerating adsorbents

#8
20220204872
2022-06-30

Compositions and methods for remediating hydrogen sulfide in hydrocarbon based liquids

#9
20220056347
2022-02-24

Sulfur reduction methods and systems

#10
20210054296
2021-02-25

Pretreatment method and system for fraction oil for production of alkylbenzene

#11
20210040400
2021-02-11

Chemical compositions and methods of using same for remediating low to moderate amounts of sulfur-containing compositions and other contaminants in liquids

#12
20200239789
2020-07-30

Methods of remediating liquid compositions containing sulfur and other contaminants

#13
20200239785
2020-07-30

ORGANIC ACID REMOVAL FROM LIQUID HYDROCARBON PRODUCT STREAMS

#14
20200131444
2020-04-30

Compositions and methods for remediating hydrogen sulfide in hydrocarbon based liquids

#15
20200109335
2020-04-09

Chemical process for sulfur reduction of hydrocarbons

#16
20200048567
2020-02-13

CHEMICAL COMPOSITIONS AND METHODS FOR REMEDIATING HYDROGEN SULFIDE AND OTHER CONTAMINANTS IN HYDROCARBON BASED LIQUIDS AND AQUEOUS SOLUTIONS WITHOUT THE FORMATION OF PRECIPITATES OR SCALE

#17
20190338200
2019-11-07

Method for upgrading low-value and waste fats, oils, and greases

#18
20190330545
2019-10-31

Process and apparatus for a settler and first stage water wash in a caustic free kerosene sweetening reactor

#19
20190322951
2019-10-24

Chemical compositions and methods for remediating hydrogen sulfide and other contaminants in hydrocarbon based liquids and aqueous solutions without the formation of precipitates or scale

#20
20190194555
2019-06-27

Integrated process for activating hydroprocessing catalysts with in-situ produced sulfides and disulphides

#21
20190177622
2019-06-13

Basic ionic liquids as hydrochloric acid scavengers in refinery crude processing

#22
20180320089
2018-11-08

Process for the regeneration of an alkaline solution utilized in a process for the extraction of sulphur-containing compounds comprising a washing step

#23
20180312766
2018-11-01

System for the treatment of a contaminated hydrocarbon streams

#24
20180312765
2018-11-01

System for the treatment of mercaptan contaminated hydrocarbon streams

#25
20180291286
2018-10-11

Method for selective extraction of surfactants from crude oil

#26
20180245005
2018-08-30

Method for removing amine from a contaminated hydrocarbon streams

#27
20180094198
2018-04-05

Process for separating particles containing alkali metal salts from liquid hydrocarbons

#28
20170137349
2017-05-18

Removal of carbonyls from liquid phase hydrocarbon streams

#29
20160272900
2016-09-22

Sulfone cracking using supercritical water

#30
20160222302
2016-08-04

Adsorbent for desulfurization of gasoline and method for desulfurization of gasoline

#31
20160208177
2016-07-21

Systems and methods for conditioning synthetic crude oil

#32
20160053188
2016-02-25

Process for refining used lubricating oil

#33
20160024399
2016-01-28

Process for removing sulphur compounds from hydrocarbons

#34
20160010002
2016-01-14

Fuel cleaning system and method for a ship

#35
20150361352
2015-12-17

Apparatuses and methods for treating mercaptans

#36
20150217261
2015-08-06

Removal of contaminants from bunker oil fuel

#37
20150203767
2015-07-23

Process for removing gases from a sweetened hydrocarbon stream, and an apparatus relating thereto

#38
20150184086
2015-07-02

Reaction system, methods and products therefrom

#39
20150152341
2015-06-04

Removal of hydrocarbon contaminants

#40
20150144503
2015-05-28

METHODS AND SYSTEMS FOR TREATING PETROLEUM FEEDSTOCK CONTAINING ORGANIC ACIDS AND SULFUR

#41
20140339136
2014-11-20

Methods for upgrading of contaminated hydrocarbon streams

#42
20140319025
2014-10-30

Extraction of sulphur-containing compounds in a first pretreatment reactor operating in batch mode followed by a second pretreatment reactor of the piston type

#43
20140216984
2014-08-07

Reaction system and products therefrom

#44
20140131256
2014-05-15

Reaction system and products therefrom

#45
20140091010
2014-04-03

PROCESS AND APPARATUS FOR REMOVING HYDROGEN SULFIDE

#46
20130161234
2013-06-27

Alkali metal hydroprocessing of heavy oils with enhanced removal of coke products

#47
20130048543
2013-02-28

Reaction system and products therefrom

#48
20120285866
2012-11-15

Methods for upgrading of contaminated hydrocarbon streams

#49
20120103914
2012-05-03

Centralized sump oil and acid oil treatment process and system

#50
20120103872
2012-05-03

Method for reducing mercaptans in hydrocarbons

#51
20120067777
2012-03-22

Reaction system and products therefrom

#52
20120000792
2012-01-05

Electrochemical treatment of heavy oil streams followed by caustic extraction

#53
20110031164
2011-02-10

Methods for upgrading of contaminated hydrocarbon streams

#54
20100187124
2010-07-29

Process for regenerating alkali metal hydroxides by electrochemical means

#55
20090313887
2009-12-24

Method for refining vegetable oils and additive therefore, and their use as substitute of diesel fuel

#56
20090159503
2009-06-25

Electrochemical treatment of heavy oil streams followed by caustic extraction or thermal treatment

#57
20090127164
2009-05-21

Method for eliminating the carbonyl sulfide contained in a liquid hydrocarbon stream

#58
20090065399
2009-03-12

Removal of sulfur-containing compounds from liquid hydrocarbon streams

#59
20070039854
2007-02-22

Method for eliminating the carbonyl sulfide contained in a liquid hydrocarbon stream

#60
15793351
2019-03-26

Integrated process for activating hydroprocessing catalysts with in-situ produced sulfides and disulphides