ClassID:

105623

C10G67/0436 - CPC Classification

Classification description:

Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen; Extraction of unsaturated hydrocarbons The hydrotreatment being an aromatic saturation

Recent Application in this class:
#1
20250197744
2025-06-19

METHODS OF PROCESSING, TRANSPORTING, OR BOTH, OF HYDROGEN

#2
20240132799
2024-04-25

Method and system for re-refining and upgrading used oil

#3
20230265352
2023-08-24

CONTINUOUS OIL RECOVERY PROCESS FROM SPENT OILY SOLID MATERIAL

#4
20230167371
2023-06-01

HIGH PERFORMANCE PROCESS OIL BASED ON DISTILLED AROMATIC EXTRACTS

#5
20230145086
2023-05-11

Simultaneous production of high value de-aromatized kerosene and BTX from refinery hydrocarbons

#6
20220089968
2022-03-24

Method and system for re-refining and upgrading used oil

#7
20200299594
2020-09-24

Process Scheme for the Production of Optimal Quality Distillate for Olefin Production

#8
20200123453
2020-04-23

Raffinate hydroconversion for production of high performance base stocks

#9
20180362863
2018-12-20

Process scheme for the production of optimal quality distillate for olefin production

#10
20180355264
2018-12-13

PRODUCTION OF DIESEL AND BASE STOCKS FROM CRUDE OIL

#11
20180112141
2018-04-26

High performance process oil based on distilled aromatic extracts

#12
20180037829
2018-02-08

Raffinate hydroconversion for production of high performance base stocks

#13
20170211002
2017-07-27

Selective middle distillate hydrotreating process

#14
20170114290
2017-04-27

Integrated hydrotreating and isomerization system with aromatic separation

#15
20150008158
2015-01-08

Integrated hydrotreating and isomerization process with aromatic separation

#16
20130062256
2013-03-14

Integrated hydrotreating and isomerization process with aromatic separation