ClassID:

28567

B01D11/0284 - CPC Classification

Classification description:

Solvent extraction of solids; Flow sheets Multistage extraction

Recent Application in this class:
#1
20260053161
2026-02-26

METHOD FOR FRACTIONATED EXTRACTION OF WOODY EDIBLE OIL WITH SUPERCRITICAL CARBON DIOXIDE

#2
20250345723
2025-11-13

METHOD AND SYSTEM FOR EXTRACTING MATERIAL USING SUPERCRITICAL FLUID

#3
20250235495
2025-07-24

DUAL TREATMENT METHOD OF PRODUCING GINSENG CONCENTRATE WITH REDUCED BITTERNESS USING COMPOSITE ADSORBENT AND MIXED CYCLODEXTRIN

#4
20250135377
2025-05-01

METHODS FOR EXTRACTING MELATONIN

#5
20250128185
2025-04-24

SOLVENT-EXTRACT FILTER APPARATUSES AND METHODS

#6
20250121299
2025-04-17

EXTRACTOR

#7
20250064103
2025-02-27

METHOD FOR ISOLATING AND PURIFYING NEOPHYTADIENE FROM LEAF TOBACCO, NEOPHYTADIENE COMPOSITION, NON-COMBUSTION HEATING-TYPE FLAVOR INHALER, NON-COMBUSTION NON-HEATING TYPE FLAVOR INHALER, COMBUSTION-TYPE FLAVOR INHALER AND METHODS FOR PRODUCING SAME

#8
20250017844
2025-01-16

COMPOSITIONS COMPRISING A PLANT EXTRACT CONTAINING POLYGODIAL AND COSMETIC AND/OR DERMATOLOGICAL USES THEREOF

#9
20240376272
2024-11-14

PROCESS FOR CONTINUOUS EXTRACTION OF LIGNOCELLULOSIC MATERIAL

#10
20240368496
2024-11-07

MODULAR, MOBILE, AND AUTOMATED SOLVENT EXTRACTION AND DISTILLATION SYSTEMS, AND METHODS OF USING THE SAME

#11
20240207757
2024-06-27

PHYTOCHEMICAL EXTRACTION SYSTEMS, METHODS, AND DEVICES

#12
20240181372
2024-06-06

METHODS AND SYSTEMS FOR THE EXTRACTION OF CANNABINOIDS

#13
20240139648
2024-05-02

A PROCESS FOR EXTRACTION OF BIOMOLECULES FROM BIOMASS

#14
20240081358
2024-03-14

PLANT EXTRACT COMPOSITIONS AND METHODS OF PREPARATION THEREOF

#15
20240042346
2024-02-08

METHODS FOR REMOVING PESTICDES FROM CANNABIS PRODUCTS

#16
20240009592
2024-01-11

IMPROVEMENTS TO EXTRACTION METHODS, EXTRACTION SYSTEMS, COMPOUNDS AND FORMULATIONS

#17
20230381683
2023-11-30

METHOD AND APPARATUS FOR PREPARATION OF PHARMACOLOGICALLY-RELEVANT COMPOUNDS FROM BOTANICAL SOURCES

#18
20230330561
2023-10-19

EXTRACTION OF ALKALOIDS USING AQUEOUS SOLUTION OF CARBONIC ACID

#19
20230330560
2023-10-19

SYSTEMS AND METHODS FOR CANNABIS EXTRACTION

#20
20230287298
2023-09-14

MICROWAVE EXTRACTION OF ESSENTIAL OILS

#21
20230271930
2023-08-31

PROCESS FOR ISOLATION AND PURIFICATION OF THCA FROM CANNABIS

#22
20230271106
2023-08-31

PROCESS FOR PRODUCING WATER-RESISTANT FILMS FROM CORN GLUTEN MEAL

#23
20230233644
2023-07-27

PROCESS FOR THE REMOVAL AND RECOVERY OF HESPERALOE EXTRACTIVES

#24
20230200421
2023-06-29

METHOD FOR PREPARING PERSIMMON LEAF EXTRACT

#25
20230149830
2023-05-18

Sonically Enhanced Microfiltration of Trichomes

#26
20230149829
2023-05-18

ORAL COMPOSITIONS OF PLANTS THROUGH A DOUBLE EXTRACTION SYSTEM AND METHODS OF MAKING THE SAME

#27
20230149828
2023-05-18

System and method for continuous stirred tank solvent extraction using feedstock

#28
20230139489
2023-05-04

Solvent-extract filter apparatuses and methods

#29
20230047949
2023-02-16

PROCESS FOR PRODUCING ENRICHED FRACTION FROM BACOPA MONNIERI EXTRACT FOR MANAGEMENT OF NEURODEGENERATIVE DISORDERS

#30
20230037003
2023-02-02

RE-WETTING TREATMENT OF DRY TAILINGS PRODUCED BY AN OIL SANDS SOLVENT EXTRACTION PROCESS

#31
20230034720
2023-02-02

SYSTEMS AND METHODS FOR CANNABIS CBD EXTRACTION

#32
20230009898
2023-01-12

CLOSED LOOP EXTRACTION SYSTEM

#33
20220401854
2022-12-22

METHOD AND SYSTEM FOR EXTRACTING MATERIAL USING SUPERCRITICAL FLUID

#34
20220370530
2022-11-24

PROCESS AND APPARATUS FOR MULTI-PHASE EXTRACTION OF ACTIVE SUBSTANCES FROM BIOMASS

#35
20220347596
2022-11-03

INDUSTRIAL-SCALE PROCESSING OF CANNABIS MATERIAL

#36
20220346425
2022-11-03

INDUSTRIAL-SCALE PROCESSING OF CANNABIS MATERIAL

#37
20220339554
2022-10-27

Continuous Sample Purification Systems and Methods

#38
20220331711
2022-10-20

INTERACTION SYSTEM

#39
20220317097
2022-10-06

Atmospheric Triphasic Chromatography (ATC) method

#40
20220315841
2022-10-06

EXTRACTION SOLVENTS FOR PLASTIC-DERIVED SYNTHETIC FEEDSTOCK

#41
20220267557
2022-08-25

Process of extraction, quantification and recovery of additives in polypropylene with natural biodegradable solvents and use of the polypropylene resulting from the multiple extractions

#42
20220249979
2022-08-11

SYSTEMS AND METHODS FOR SOLVENT-FREE LOW PRESSURE EXTRACTION FROM COMPOSITIONS OF MATTER

#43
20220249978
2022-08-11

NOVEL SOLVENT FOR EXTRACTING, SOLUBILISING AND/OR FORMULATING VOLATILE AND NON-VOLATILE COMPOUNDS OF INTEREST IN ANIMAL NUTRITION AND HEALTH, PREPARATION METHOD AND USES THEREOF

#44
20220242864
2022-08-04

Supercritical fluid extraction process with integrated pressure exchanger

#45
20220184524
2022-06-16

Method and Device for Controlling the Production of an Extract Using a Solid-Liquid Extraction Process

#46
20220176181
2022-06-09

Timber remediation

#47
20220152521
2022-05-19

System and process for extraction of products from apple peel

#48
20220105445
2022-04-07

SOLVENT-FREE LOW PRESSURE EXTRACTION OF PLANT COMPOUNDS

#49
20220096960
2022-03-31

METHOD AND SYSTEM FOR EXTRACTING AND RECOVERING SELECTIVE BIOACTIVE COMPONENTS FROM MITRAGYNA SPECIOSA PLANT BIOMASS

#50
20220096958
2022-03-31

Phytochemical extraction systems, methods, and devices

#51
20220096957
2022-03-31

Phytochemical extraction systems, methods, and devices

#52
20220096956
2022-03-31

Phytochemical extraction systems, methods, and devices

#53
20220089788
2022-03-24

Rubber and by-product extraction systems and methods

#54
20220076357
2022-03-10

CONTROLLED DECARBOXYLATION OF ACTIVE COMPOUNDS

#55
20220072448
2022-03-10

Purification and extraction of cannabinoids

#56
20220072447
2022-03-10

Device and method for the continuous high-pressure treatment of bulk material and use thereof

#57
20220062788
2022-03-03

Device and method for the continuous high-pressure treatment of bulk material and use thereof

#58
20220046938
2022-02-17

Plant extract compositions and methods of preparation thereof

#59
20220023772
2022-01-27

SOLVENT-FREE LOW PRESSURE EXTRACTION OF PLANT COMPOUNDS

#60
20220017868
2022-01-20

METHOD AND SYSTEM FOR TISSUE TREATMENT WITH CRITICAL/SUPERCRITICAL CARBON DIOXIDE

#61
20220016545
2022-01-20

Systems and methods for cannabis CBD extraction

#62
20220016544
2022-01-20

Phytochemical extraction systems, methods, and devices

#63
20220001299
2022-01-06

Closed loop extraction system

#64
20210402324
2021-12-30

seed extract and a method for comprehensive development and utilization of seeds

#65
20210387109
2021-12-16

Method of extracting one or more chemical extracts from a plant product

#66
20210370198
2021-12-02

PURIFICATION AND EXTRACTION OF CANNABINOIDS

#67
20210354047
2021-11-18

Systems and methods for cannabis extraction

#68
20210291074
2021-09-23

Plant extract compositions for forming protective coatings

#69
20210291072
2021-09-23

Methods for removing pesticides from products

#70
20210275940
2021-09-09

System and method for continuous stirred tank solvent extraction using feedstock

#71
20210253975
2021-08-19

MODULAR, MOBILE, AND AUTOMATED SOLVENT EXTRACTION AND DISTILLATION SYSTEMS, AND METHODS OF USING THE SAME

#72
20210245212
2021-08-12

High rate hydrocarbon solvent extraction system, process and method

#73
20210245073
2021-08-12

Process supported by equipment group for extracting compounds from botanicals

#74
20210238498
2021-08-05

Modular, mobile, and automated solvent extraction and distillation systems, and methods of using the same

#75
20210236955
2021-08-05

SYSTEMS AND METHODS FOR CANNABIS EXTRACTION

#76
20210207034
2021-07-08

System and method for extracting liquid and solid hydrocarbons and their derivatives

#77
20210187413
2021-06-24

SYSTEM, METHOD AND APPARATUS FOR PROCESSING ORGANIC MATERIAL

#78
20210177727
2021-06-17

Extracts of plants containing polygodial, compositions comprising such extracts and cosmetic and/or dermatological uses thereof

#79
20210170302
2021-06-10

SYSTEMS, METHODS, AND EQUIPMENT FOR CHEMICAL EXTRACTION

#80
20210169102
2021-06-10

Dry fractionation for plant based protein extraction

#81
20210163525
2021-06-03

Ultrasonic-assisted pretreatment method for extraction of multiple steroid hormones in sediment

#82
20210146274
2021-05-20

Method for extraction and isolation of cannabis terpene and aromatic isolates from cannabis sativa and cannabis indica

#83
20210138360
2021-05-13

Extractor and related methods

#84
20210101091
2021-04-08

Removal of hydrophobic particles using carbon dioxide

#85
20210032216
2021-02-04

Process for the conversion of a solid lignocellulosic material

#86
20210016202
2021-01-21

Method of extracting one or more chemical extracts from a plant product

#87
20210001246
2021-01-07

System and method for extracting hydrocarbons

#88
20200406164
2020-12-31

Multiple-stream pressurized low polarity water extraction apparatus, system, and methods of use

#89
20200376410
2020-12-03

Solid phase extraction method using micro device

#90
20200353377
2020-11-12

Extraction of animal-derived pulmonary surfactants

#91
20200325549
2020-10-15

Refiner for lactose and high lactose products

#92
20200324223
2020-10-15

Device and method for the high-pressure treatment of bulk material by extraction and/or impregnation and use

#93
20200246720
2020-08-06

System and process for extraction of products from apple peel

#94
20200239428
2020-07-30

Transparent glassy cannabinoid compositions

#95
20200229455
2020-07-23

Plant extract compositions and methods of preparation thereof

#96
20200222829
2020-07-16

Method of extracting one or more chemical extracts from a plant product

#97
20200172827
2020-06-04

Modular, mobile, and automated solvent extraction and distillation systems, and methods of using the same

#98
20200172637
2020-06-04

Rubber and by-product extraction systems and methods

#99
20200100514
2020-04-02

Plant extract compositions for forming protective coatings

#100
20200093147
2020-03-26

Plant extract compositions and methods of preparation thereof

#101
20200054963
2020-02-20

Continuous extraction unit and double phase change heat exchanger and method for continuous extraction

#102
20190390032
2019-12-26

Method for purifying reclaimed polyethylene

#103
20190390031
2019-12-26

Method for purifying reclaimed polypropylene

#104
20190367878
2019-12-05

Method and system for tissue treatment with critical/supercritical carbon dioxide

#105
20190282924
2019-09-19

Phytochemical extraction systems, methods, and devices

#106
20190232190
2019-08-01

Method and apparatus for preparation of pharmacologically-relevant compounds from botanical sources

#107
20190224587
2019-07-25

Extractor and related methods

#108
20190200661
2019-07-04

Method for preparing food containing medicinal herb extracts beneficial for liver and food prepared thereby

#109
20190192992
2019-06-27

System for staged continuous cooled filtration

#110
20190191736
2019-06-27

De-oiling for plant-based protein extraction

#111
20190185783
2019-06-20

Modular, mobile, and automated solvent extraction and distillation systems, and methods of using the same

#112
20190184309
2019-06-20

Condensible gas botanical extraction systems and methods

#113
20190184308
2019-06-20

Condensible gas botanical extraction systems and methods

#114
20190078025
2019-03-14

Method for separating soluble organic matter in petroleum coke

#115
20190077782
2019-03-14

Transparent glassy cannabinoid compositions

#116
20190048101
2019-02-14

Rubber and by-product extraction systems and methods

#117
20190046895
2019-02-14

System and method for continuous stirred tank solvent extraction using feedstock

#118
20190031590
2019-01-31

Plant extract compositions for forming protective coatings

#119
20190001237
2019-01-03

Continuous sample purification systems and methods

#120
20180345172
2018-12-06

Oil filtration system

#121
20180296940
2018-10-18

Extractor arrangement for processing materials with fines

#122
20180296939
2018-10-18

Extractor with settling zone near solvent discharge

#123
20180265803
2018-09-20

Systems and methods for closed loop solvent extraction and purification

#124
20180257048
2018-09-13

Diffuser assembly and associated methods

#125
20180236374
2018-08-23

System and process for extraction of products from apple peel

#126
20180230400
2018-08-16

Fractionation of frankincense resin using supercritical carbon dioxide

#127
20180222835
2018-08-09

Plant extract compositions for forming protective coatings

#128
20180208854
2018-07-26

Nanobubble aided bitumen extraction from oil sand

#129
20180201870
2018-07-19

Eco-friendly process for the isolation of biopolymers from agricultural residues

#130
20180119344
2018-05-03

Methods and systems for solvent purification

#131
20180099235
2018-04-12

Dual phase extraction apparatus

#132
20180085684
2018-03-29

Supercritical fluid extraction apparatuses and methods for operating the same

#133
20180044639
2018-02-15

Method and system for tissue treatment with critical/supercritical carbon dioxide

#134
20180022870
2018-01-25

Process and device for producing polyamides, with optimized flow guidance

#135
20170319981
2017-11-09

Device, system and method for extracting and filtering a suspension, preferably containing plant constituents, by means of rotating filter elements

#136
20170318827
2017-11-09

Plant extract compositions and methods of preparation thereof

#137
20170306262
2017-10-26

Process for the fractionation of essential oils

#138
20170113161
2017-04-27

Extraction apparatus and method thereof

#139
20170049119
2017-02-23

Plant extract compositions and methods of preparation thereof

#140
20170002292
2017-01-05

Systems and methods for closed loop solvent extraction and purification

#141
20160309744
2016-10-27

Dry fractionation for plant based protein extraction

#142
20160228789
2016-08-11

Extraction apparatus and method

#143
20160220923
2016-08-04

Multifunctional continuous phase transition extraction apparatus

#144
20160144292
2016-05-26

Supercritical fluid extraction apparatuses and methods for operating the same

#145
20160091226
2016-03-31

Extractor and concentrator

#146
20150375138
2015-12-31

Extraction apparatus

#147
20150321120
2015-11-12

Methods and systems for solvent purification

#148
20150306644
2015-10-29

Method for decontaminating soil and the like and system for decontaminating soil and the like

#149
20150232762
2015-08-20

SEPARATING HYDROCARBONS AND INORGANIC MATERIAL

#150
20150217209
2015-08-06

System and process for extraction of products from apple peel

#151
20150165490
2015-06-18

Continuous or semi-continuous biomass wash system hydrothermal hydrocatalytic conversion

#152
20150165488
2015-06-18

Continuous or semi-continuous biomass wash system for hydrothermal hydrocatalytic conversion

#153
20150152521
2015-06-04

Autoclave apparatus used during high-pressure acid leaching process

#154
20140224732
2014-08-14

Apparatus for parallel accelerated solvent extraction

#155
20140163247
2014-06-12

Continuous extractor, concentrator and dryer

#156
20130121980
2013-05-16

Method for separating components in natural oil

#157
20130045183
2013-02-21

Boswellia oil, its fractions and compositions for enhancing brain function

#158
20120167874
2012-07-05

Methods and systems for solvent purification

#159
20120071675
2012-03-22

Method for extracting materials and device for implementing same

#160
20120063969
2012-03-15

BIOPOLYMER EXTRACTION FROM PLANT MATERIALS

#161
20110088277
2011-04-21

System for liquid extraction, and methods

#162
20090304870
2009-12-10

Food supplement based on biologicallycopene and process to obtain biological lycopene

#163
20090246093
2009-10-01

Ultrasonic counter-current screw extractor for uranium recovery

#164
20090126719
2009-05-21

METHOD FOR PROCESSING SUGAR CANE FILTER CAKE MUD AND EXTRACTING COMPONENT PRODUCTS

#165
20090114591
2009-05-07

Method for heat recovery from pre-treated biomass

#166
20080134837
2008-06-12

Method and system for recovering metal from metal-containing materials

#167
20060275533
2006-12-07

Extraction of compounds from dairy products

#168
20060162721
2006-07-27

Method for processing sugar cane filter cake mud and extracting component products

#169
20060149015
2006-07-06

Biopolymer extraction from plant materials

#170
20060124544
2006-06-15

System for liquid extraction, and methods

#171
20060088457
2006-04-27

Ultrasonic counter-current screw extractor for uranium recovery and process therefore

#172
20050258096
2005-11-24

Process for extracting biomedical devices

#173
20050181073
2005-08-18

Method for production of plant extracts

#174
15809980
2019-04-02

Closed-loop multi-stage chilled filter system

#175
13934503
2014-07-08

Method of recycling radioactive waste acid