ClassID:

106843

C10M175/005 - CPC Classification

Classification description:

Working-up used lubricants to recover useful products ; Cleaning using extraction processes; apparatus therefor

Recent Application in this class:
#1
20250320427
2025-10-16

MEMBRANE SEPARATION OF USED OIL AND COMPOSITIONS GENERATED

#2
20250270468
2025-08-28

PROCESS FOR RECYCLING A CIRCULAR HYDROCARBON FROM A USED HIGH PERFORMANCE LUBRICANT

#3
20250270467
2025-08-28

METHOD FOR PRODUCING RECYCLED LUBRICATING BASE OIL FROM WASTE LUBRICATING OIL AND RECYCLED LUBRICATING BASE OIL PRODUCED THEREBY

#4
20250243425
2025-07-31

LUBRICATING OIL PURIFICATION SYSTEM AND LUBRICATING OIL PURIFICATION METHOD

#5
20250026992
2025-01-23

LUBE BASE OIL MANUFACTURING PROCESS UTILIZING REFINED OIL FRACTION OF WASTE LUBRICANT, AND LUBE BASE OIL MANUFACTURED THEREBY

#6
20240132799
2024-04-25

Method and system for re-refining and upgrading used oil

#7
20230416621
2023-12-28

Process of producing high-quality lube base oil by using refined oil fraction of waste lubricant

#8
20230406745
2023-12-21

METHOD OF TREATING A COOLING CIRCUIT WATER CONTAMINATED WITH ORGANIC SUBSTANCES AND INORGANIC PARTICLES

#9
20230159852
2023-05-25

Membrane Separation of Used Oil and Compositions Generated

#10
20230143845
2023-05-11

A SOLVENT EXTRACTION SYSTEM

#11
20230054666
2023-02-23

Process of producing high-quality lube base oil by using refined oil fraction of waste lubricant

#12
20220089968
2022-03-24

Method and system for re-refining and upgrading used oil

#13
20210339270
2021-11-04

APPARATUS FOR RECLAIMING HYDRAULIC AND DIELECTRIC FLUIDS

#14
20210331090
2021-10-28

Dehydrating and degassing unit

#15
20200078750
2020-03-12

Separation of contaminants from a liquid mixture

#16
20170283734
2017-10-05

Method for Producing Base Lubricating Oil from Waste Oil

#17
20160326455
2016-11-10

Perfluoropolyether extraction processes

#18
20160319216
2016-11-03

Recovery of perfluorinated polyether oils from grease matrices incorporating extraction aids by carbon dioxide extraction

#19
20160090547
2016-03-31

Reclamation of estolide base oils from compositions comprising immiscible components

#20
20160060565
2016-03-03

PROCESS FOR PURIFYING OILS AND PRODUCTS PRODUCED FROM THE PURIFIED OILS

#21
20150129412
2015-05-14

METHOD FOR PRODUCING BASE LUBRICATING OIL FROM WASTE OIL

#22
20140291240
2014-10-02

Systems, Methods, and Compositions for Clarifying Drilling Mud

#23
20120027660
2012-02-02

Methods to recover and purify silicon particles from saw kerf

#24
20120024761
2012-02-02

Methods to slice a silicon ingot

#25
20110278151
2011-11-17

Method for producing base lubricating oil from waste oil

#26
20110259795
2011-10-27

PROCESS AND SYSTEM FOR RECOVERING BASE OIL FROM LUBRICATION OIL THAT CONTAINS CONTAMINANTS THEREIN

#27
20110056879
2011-03-10

Air and contaminant isolation and removal apparatus and method

#28
20110017230
2011-01-27

Method and System for Processing Abrasive Slurry

#29
20100163462
2010-07-01

Methods to recover and purify silicon particles from saw kerf

#30
20090223862
2009-09-10

METHOD FOR PRODUCING BASE LUBRICATING OIL FROM WASTE OIL

#31
20050109676
2005-05-26

Method for removing contaminants from thermally cracked waste oils