ClassID:

135389

E21B21/066 - CPC Classification

Classification description:

Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor; Arrangements for treating drilling fluids outside the borehole by separating components; Separating solids from drilling fluids with further treatment of the solids, e.g. for disposal

Recent Application in this class:
#1
20260139190
2026-05-21

METHOD AND SYSTEM FOR MANAGING DRILLING WASTE

#2
20260036006
2026-02-05

DRILLING FLUID TREATMENT PROCESS AND SYSTEM

#3
20260028888
2026-01-29

Intelligent Cuttings Sampler

#4
20250297522
2025-09-25

SYSTEM AND METHOD FOR CONTAINMENT OF WELL FLOWBACK SOLIDS

#5
20250178046
2025-06-05

Methods for Petroleum Coke Carbon Capture and Sequestration

#6
20250178045
2025-06-05

Methods for Petroleum Coke Carbon Capture and Sequestration

#7
20250101823
2025-03-27

COALESCER FOR DOWNHOLE SEPARATION IN A MULTI-BORE WELL

#8
20240344419
2024-10-17

SYSTEMS AND METHODS FOR PRODUCING WELLBORE FLUIDS

#9
20240247555
2024-07-25

Drill cuttings handling and shipping system

#10
20240159116
2024-05-16

Method and equipment for crushing debris in drilling fluids

#11
20240058851
2024-02-22

Methods for Petroleum Coke Carbon Capture and Sequestration

#12
20240046282
2024-02-08

EVALUATING HYDROCARBON EXPLORATION AND RECOVERY OPERATIONS FLUIDS BASED ON CARBON FOOTPRINT

#13
20230407715
2023-12-21

Method and system for managing carbon containing gases

#14
20230399901
2023-12-14

WELLBORE FILTRATION SYSTEM AND METHOD FOR USING INVERSE PYRAMID COMPARTMENTS AND SUCTION PUMPS

#15
20230351580
2023-11-02

Cuttings imaging for determining geological properties

#16
20230220770
2023-07-13

Systems and methods for performing lithological classification of cuttings based on calibrated photographs of rock particles

#17
20230167738
2023-06-01

Method for determining properties of a formation

#18
20230160269
2023-05-25

System and method for automated drill cutting sampling, preparation, analysis, and packaging

#19
20230127681
2023-04-27

Method and equipment for crushing debris in drilling fluids

#20
20230032931
2023-02-02

Method for separating drill fluid from oily drill cuttings slurries

#21
20220389778
2022-12-08

SYSTEM AND METHOD FOR REMOVING DRILLING FLUID FROM DRILL CUTTINGS USING DIRECT HEAT

#22
20220381096
2022-12-01

System and method for removing drilling fluid from drill cuttings using direct heat

#23
20220372872
2022-11-24

Solvent extraction and analysis of formation fluids from formation solids at a well site

#24
20220372871
2022-11-24

System for performing comparison of received cuttings weights from a rig site cuttings storage unit and expected cuttings weight calculated using well bore geometry and received real time formation density data from LWD tools

#25
20220355224
2022-11-10

Method and apparatus for remediating drilling mud and treating drilling cuttings

#26
20220267661
2022-08-25

Base oil for re-use

#27
20220112789
2022-04-14

OILFIELD DEEP WELL PROCESSING AND INJECTION FACILITY AND METHODS

#28
20220034178
2022-02-03

System and Method for Treating Drill Cuttings

#29
20220018241
2022-01-20

Analysis of drilling slurry solids by image processing

#30
20210405014
2021-12-30

Methods and devices correlating well-logs to cuttings lithologies for synthetic core generation

#31
20210404272
2021-12-30

Downhole cuttings collector

#32
20210389239
2021-12-16

Laser dispersion spectroscopy for borehole analysis

#33
20210308637
2021-10-07

Oilfield deep well processing and injection facility and methods

#34
20210222502
2021-07-22

Multiple platform solids transferring aggregate

#35
20210116335
2021-04-22

Methods and systems for preparing drill cuttings for measuring petrophysical properties of subsurface formations

#36
20210062595
2021-03-04

Cuttings processing unit

#37
20210023473
2021-01-28

Apparatus and method for a drill mud plant

#38
20210017824
2021-01-21

Receiving pit and trench for a drilling fluid disposal system

#39
20200408052
2020-12-31

EX-SITU SOLIDIFICATION SYSTEM

#40
20200399966
2020-12-24

Continuous solids discharge

#41
20200398235
2020-12-24

Continuous extruded solids discharge

#42
20200378200
2020-12-03

Method and apparatus for separating drill cuttings from drill mud

#43
20200377821
2020-12-03

Method, system and product of ultrasonic cleaning of drill cuttings

#44
20200340312
2020-10-29

Multi-stage drilling waste material recovery process

#45
20200332612
2020-10-22

METHOD FOR SEPARATING DRILL FLUID FROM OILY DRILL CUTTINGS SLURRIES

#46
20200306662
2020-10-01

Method for Thermal Separation of Non-Polar Organic Compounds from a Material by Steam Distillation

#47
20200284508
2020-09-10

Batch sample preparation apparatus

#48
20200256813
2020-08-13

Measuring source rock potential using a quantum electronic scanner

#49
20200208478
2020-07-02

Method and composition for stabilization of drill cuttings

#50
20200179841
2020-06-11

Drilling fluid reclaimer

#51
20200165904
2020-05-28

VEHICLE, METHOD, AND SYSTEM FOR WASTE MATERIALS

#52
20200149394
2020-05-14

System and method for scanning while-drilling rock fragments in an oil and gas field

#53
20200141232
2020-05-07

Solvent extraction and analysis of formation fluids from formation solids at a well site

#54
20200056434
2020-02-20

PNEUMATIC CONVEYING UNIT, METHOD AND SYSTEM FOR CONVEYING DRILL CUTTINGS IN ONSHORE DRILLING RIGS

#55
20200049002
2020-02-13

CORELESS INJECTIVITY TESTING METHOD

#56
20200018161
2020-01-16

APPARATUS FOR COLLECTING SAMPLES OF DRILL CUTTINGS AND METHOD OF USE

#57
20190390523
2019-12-26

Methods Of Reconstituting Cores, Formation Cores With Actual Formation Materials For Lab Testing

#58
20190368288
2019-12-05

Diffuser and solids collection and measurement system for use in conjunction with oil and gas wells

#59
20190345060
2019-11-14

BENEFICIAL REUSE OF DRILL CUTTINGS

#60
20190344203
2019-11-14

Drilling fluid reclaimer

#61
20190339175
2019-11-07

Method and Apparatus for Washing Rock Samples

#62
20190336885
2019-11-07

Oilfield centrifuge decanter for drilling waste drying method and apparatus

#63
20190330938
2019-10-31

SYSTEMS AND METHODS FOR DOSING EARTHEN SLURRIES WITH AN ADDITIVE TO MODIFY A FLUID PROPERTY OF THE SLURRY

#64
20190291827
2019-09-26

Method and apparatus for disposal of cuttings

#65
20190195816
2019-06-27

Measuring source rock potential using a quantum electronic scanner

#66
20190169052
2019-06-06

Dehydrator system and methods of using the same

#67
20190144200
2019-05-16

Safety latch for a mud skip

#68
20190112515
2019-04-18

Beneficiating weighting agents

#69
20190106953
2019-04-11

Using a liquefied gas as a centrifuge aid

#70
20180355687
2018-12-13

Method and composition for stabilization of drill cuttings

#71
20180347299
2018-12-06

Wet dryer for diluent recovery

#72
20180340382
2018-11-29

Treatment of recovered commercial solids for use in oilfield fluids

#73
20180334606
2018-11-22

Base oil for re-use

#74
20180333757
2018-11-22

Solvent blend process and products

#75
20180326330
2018-11-15

Method and apparatus for remediating drilling mud and treating drilling cuttings

#76
20180304170
2018-10-25

Method for thermal separation of non-polar organic compounds from a material by steam distillation

#77
20180296951
2018-10-18

Device for separating a medium comprising a mixture of a solid portion and a fluid portion

#78
20180244973
2018-08-30

Methods of cleaning invert emulsion drilling fluids

#79
20180202245
2018-07-19

System and method for recycling liquid separated from wellbore cuttings

#80
20180126894
2018-05-10

Multi-container side emptying liquid containing drill cuttings transport trailer

#81
20180112478
2018-04-26

Mobile proppant recognition

#82
20180080295
2018-03-22

Removal of fine solids from oilfield fluids

#83
20180079685
2018-03-22

METHOD AND COMPOSITION FOR STABILIZATION OF DRILL CUTTINGS

#84
20180037791
2018-02-08

Beneficiating weighting agents

#85
20180016875
2018-01-18

SYSTEMS AND METHODS FOR REAL-TIME CONTROLLING OF CUTTINGS REINJECTION OPERATIONS

#86
20180016856
2018-01-18

System and process for mud solid control

#87
20170335660
2017-11-23

Drilling fluid disposal injection system and method

#88
20170335642
2017-11-23

Drilling fluid disposal injection system and method

#89
20170320112
2017-11-09

INTEGRATED AUTOMATIC TANK CLEANING SKIP

#90
20170298703
2017-10-19

Multi-stage drilling waste material recovery process

#91
20170254164
2017-09-07

INDUCTION HEATER FOR DRILLING CUTTINGS AND OTHER MATERIALS AND METHOD

#92
20170252681
2017-09-07

Drilling fluid reclaimer

#93
20170226812
2017-08-10

METHOD AND APPARATUS FOR DECONTAMINATION OF WELL DRILLING AND FRACTURING FLUID

#94
20170145762
2017-05-25

Soil and mud cuttings remediation system and method

#95
20170138135
2017-05-18

SYSTEM AND METHOD FOR REMEDIATION OF OIL-CONTAMINATED SAND

#96
20170136504
2017-05-18

System and method for remediation of oil-contaminated sand

#97
20170113764
2017-04-27

Method and apparatus for disposal of cuttings

#98
20170089153
2017-03-30

Shaker control and optimization

#99
20170030155
2017-02-02

Shaker Screen System

#100
20170014877
2017-01-19

Portable wet drilling waste treatment

#101
20170009540
2017-01-12

Automatic rock debris catching and washing apparatus

#102
20170001219
2017-01-05

Sieving apparatus and method of using same

#103
20160370274
2016-12-22

Classifying particle size and shape distribution in drilling fluids

#104
20160326020
2016-11-10

Method for treatment of drill cuttings

#105
20160326019
2016-11-10

Method for recycling oilfield and other wastewater

#106
20160319616
2016-11-03

Shale shaker with stair-stepped arrangements of screens and methods of using same, and methods of retrofitting shale shakers

#107
20160251918
2016-09-01

Composition of and method of manufacturing and using composite pellets for liquid solidification

#108
20160230483
2016-08-11

Methods and apparatus for counter-current leaching of finely divided solids

#109
20160208568
2016-07-21

Press for Drill Cuttings

#110
20160194555
2016-07-07

Manufacture of intermediate strength proppant or lost circulation material from drill cuttings

#111
20160160612
2016-06-09

System and method removal of contaminants from drill cuttings

#112
20160138392
2016-05-19

Bitumen quantification using vibrational spectroscopy

#113
20160138349
2016-05-19

Treatment of heavy oil cuttings for disposal

#114
20160119591
2016-04-28

Estimating casing wear

#115
20160107105
2016-04-21

DEWATERING OF DRILLING MUD USING A FILTER PRESS

#116
20160076321
2016-03-17

Method of Solids Control and Fluid Recovery in Drilling Operations

#117
20160038858
2016-02-11

System and method for using a pressure differential for separation

#118
20160032718
2016-02-04

Solvent extraction and analysis of formation fluids from formation solids at a well site

#119
20150352610
2015-12-10

MICROBIAL COMPOSITIONS FOR HYDROCARBON REMEDIATION AND METHODS OF USE THEREOF

#120
20150330166
2015-11-19

Apparatus and method for removing and recovering oil from solids

#121
20150275601
2015-10-01

Separation of drilling fluid

#122
20150275600
2015-10-01

Method for sweeping solids or displacing a fluid in a wellbore

#123
20150240633
2015-08-27

Reservoir and completion quality assessment in unconventional (shale gas) wells without logs or core

#124
20150129312
2015-05-14

Drill cuttings conveyance systems

#125
20150090292
2015-04-02

DRILL CUTTING WASHING APPARATUS

#126
20150013721
2015-01-15

TREATMENT OF OIL-CONTAMINATED SOLIDS

#127
20150013448
2015-01-15

System and method for improved cuttings measurements

#128
20150000702
2015-01-01

SYSTEM AND METHOD FOR CLEANING FRACKING SAND

#129
20140371113
2014-12-18

Drilling fluid processing

#130
20140367501
2014-12-18

SYSTEMS AND METHODS TO REMOVE HYDROCARBON OILS FROM CONTAMINATED DRILL CUTTINGS

#131
20140360538
2014-12-11

INTRINSICALLY SAFE DRILL CUTTINGS SAMPLE CLEANING STATION

#132
20140246054
2014-09-04

USE OF CUTTINGS VESSEL FOR TANK CLEANING

#133
20140209717
2014-07-31

Milling particles in drilling fluid

#134
20140190904
2014-07-10

Drilling fluid reclaimer

#135
20140175008
2014-06-26

Drill cuttings treatment system

#136
20140158431
2014-06-12

Drilling waste treatment

#137
20140110870
2014-04-24

Process for utilising waste drill cuttings in plastics

#138
20140110358
2014-04-24

ENHANCED SYSTEM FOR SAND CLEANING IN A HYDROCYCLONE

#139
20140072368
2014-03-13

Process for conversion of intractable oil-bearing, drill cutting wastes from deep gas exploration wells to engineering construction materials

#140
20140048479
2014-02-20

METHOD FOR ABSORBING FLUIDS FROM DRILL CUTTINGS

#141
20130310624
2013-11-21

Thermal treatment of a contaminated volume of material

#142
20130299166
2013-11-14

Solids waste, solidification material mixing and conveyance unit

#143
20130270011
2013-10-17

Reservoir and completion quality assessment in unconventional (shale gas) wells without logs or core

#144
20130269933
2013-10-17

METHOD AND APPARATUS TO PREPARE DRILL CUTTINGS FOR PETROPHYSICAL ANALYSIS BY INFRARED SPECTROSCOPY AND GAS SORPTION

#145
20130240210
2013-09-19

Systems and methods for injecting a particulate mixture

#146
20130193090
2013-08-01

Cleaning device for separating hydrocarbons from solid particles

#147
20130134109
2013-05-30

Settling vessel and method of use

#148
20130112598
2013-05-09

System and method for separating drill cuttings from drilling fluids

#149
20130043238
2013-02-21

Solids heat exchanger

#150
20120292257
2012-11-22

APPARATUS AND METHOD FOR COLLECTING AND TREATING WASTE

#151
20120247941
2012-10-04

Treatment of hydrocarbon fluids with ozone

#152
20120234360
2012-09-20

Method for washing rock samples

#153
20120228030
2012-09-13

Subsea solids processing apparatuses and methods

#154
20120217068
2012-08-30

Lateral well drilling apparatus and method

#155
20120211442
2012-08-23

Cleaning System

#156
20120211281
2012-08-23

Low headroom confined space geoexchange drilling system and method

#157
20120193146
2012-08-02

Vacuum assisted drill cuttings dryer and handling apparatus

#158
20120187028
2012-07-26

Apparatus and method for removing and recovering oil from solids

#159
20120181086
2012-07-19

Drill cuttings methods and systems

#160
20120181085
2012-07-19

METHOD FOR CLEANING DRILL CUTTINGS

#161
20120168156
2012-07-05

Slurrification process

#162
20120160566
2012-06-28

USE OF CUTTINGS TANKS FOR RECYCLING OIL BASED MUD AND WATER

#163
20120123180
2012-05-17

Method for disposal of drilling waste, contaminated sediments and residual waste and a disposal facility for same

#164
20120073932
2012-03-29

Drill cuttings treatment systems

#165
20120055852
2012-03-08

Treatment of oil-contaminated solids

#166
20120037490
2012-02-16

In-line treatment of hydrocarbon fluids with ozone

#167
20110277798
2011-11-17

Sample washer for drilling cuttings

#168
20110247804
2011-10-13

WASTE PROCESSING SYSTEM

#169
20110203999
2011-08-25

Dewatering of drilling mud using a filter press

#170
20110168208
2011-07-14

METHOD OF CLEANING OIL CONTAMINATED SOLID PARTICULATES

#171
20110162838
2011-07-07

System and method for proppant transfer

#172
20110147087
2011-06-23

Cuttings transfer system

#173
20110067993
2011-03-24

Treatment of hydrocarbon fluids with ozone

#174
20110052353
2011-03-03

APPARATUS AND METHOD FOR COLLECTING AND TRANSPORTING OIL WELL DRILL CUTTINGS

#175
20100314104
2010-12-16

METHOD OF USING PRESSURE SIGNATURES TO PREDICT INJECTION WELL ANOMALIES

#176
20100313645
2010-12-16

TEST PROCEDURE TO DETERMINE CONCENTRATION AND RELATIVE DISTRIBUTION OF SIZED PARTICLES IN A DRILLING FLUID

#177
20100303558
2010-12-02

Collecting device and a method for using same

#178
20100300979
2010-12-02

DEWATERING OF SILICATE WELLBORE FLUIDS

#179
20100298174
2010-11-25

CHEMICAL TREATMENT OF CUTTINGS FOR RE-INJECTION INTO SUBTERRANEAN FORMATIONS

#180
20100212968
2010-08-26

Method and apparatus for vacuum collecting and gravity depositing drill cuttings

#181
20100206383
2010-08-19

FEED HOPPER FOR POSITIVE DISPLACEMENT PUMPS

#182
20100200300
2010-08-12

Electromagnetic treatment of contaminated materials

#183
20100147779
2010-06-17

Method and apparatus for treating drilling fluid

#184
20100147593
2010-06-17

Subsea solids processing apparatuses and methods

#185
20100133368
2010-06-03

System to accelerate stabilization of drill cuttings

#186
20100116553
2010-05-13

System for managing variable density drilling mud

#187
20100092355
2010-04-15

Transportable hydrocarbon-recovery unit

#188
20100084190
2010-04-08

RIG STORAGE SYSTEM

#189
20100047042
2010-02-25

Mobile Drill Cuttings Drying System

#190
20100038143
2010-02-18

Drill cuttings treatment systems

#191
20090277632
2009-11-12

Completion technique and treatment of drilled solids

#192
20090260886
2009-10-22

Method for recovering valuable drilling mud materials using a binary fluid

#193
20090227477
2009-09-10

Reclamation of components of wellbore cuttings material

#194
20090211106
2009-08-27

Treatment of Drill Cuttings

#195
20090200083
2009-08-13

Method and apparatus for processing and injecting drill cuttings

#196
20090184056
2009-07-23

Method of removing dissolved iron in aqueous systems

#197
20090113749
2009-05-07

High Efficiency Liquid Solid Separator

#198
20090078647
2009-03-26

System and method for bioremediating oil field cuttings

#199
20090062594
2009-03-05

Stabilization of waste material

#200
20090050374
2009-02-26

Method and apparatus for managing variable density drilling mud

#201
20080314415
2008-12-25

Cleaning Contaminated Materials

#202
20080283301
2008-11-20

Return drilling fluid processing

#203
20080283295
2008-11-20

Slurrification process

#204
20080277165
2008-11-13

Method and system to recover usable oil-based drilling muds from used and unacceptable oil-based drilling muds

#205
20080277164
2008-11-13

In-line treatment of hydrocarbon fluids with ozone

#206
20080230222
2008-09-25

Apparatus and a method of fragmenting hard particles

#207
20080210467
2008-09-04

Cuttings vessels for recycling oil based mud and water

#208
20080210466
2008-09-04

Offshore thermal treatment of drill cuttings fed from a bulk transfer system

#209
20080179097
2008-07-31

Use of cuttings tank for in-transit slurrification

#210
20080179096
2008-07-31

Use of cuttings tank for slurrification on drilling rig

#211
20080179095
2008-07-31

Use of cuttings vessel for tank cleaning

#212
20080179092
2008-07-31

High density slurry

#213
20080179090
2008-07-31

Cuttings processing system

#214
20080164068
2008-07-10

SYSTEM AND METHOD FOR CLEANING DRILL CUTTINGS WITH DEGASSED WATER

#215
20080135300
2008-06-12

Drill cuttings handling apparatus

#216
20080093072
2008-04-24

Method of improving solids separation efficiency

#217
20080083566
2008-04-10

Reclamation of components of wellbore cuttings material

#218
20070221411
2007-09-27

Recovery system

#219
20070215386
2007-09-20

Drill cuttings conveyance systems and methods

#220
20070197851
2007-08-23

Apparatus and method to monitor slurries for waste re-injection

#221
20070186625
2007-08-16

Apparatus and method to monitor slurries for waste re-injection

#222
20070183853
2007-08-09

System tank and output unit for transporting untreated drill cuttings

#223
20070181158
2007-08-09

Drill cuttings treatment system

#224
20070175667
2007-08-02

Method for processing drilling cuttings in an oil recovery operation

#225
20070151907
2007-07-05

Modular pressure control and drilling waste management apparatus for subterranean borehole

#226
20070131454
2007-06-14

Drill cuttings transfer system and related methods

#227
20070119628
2007-05-31

Method and apparatus for processing and injecting drill cuttings

#228
20070119627
2007-05-31

Method and apparatus for vacuum collecting and gravity depositing drill cuttings

#229
20070051539
2007-03-08

Method and system for processing oil and gas well cuttings utilizing existing slurry processing equipment

#230
20070022802
2007-02-01

Apparatus and method to monitor slurries for waste re-injection

#231
20070015948
2007-01-18

Stabilization of waste material

#232
20060278438
2006-12-14

Drill cuttings re-injection system

#233
20060200329
2006-09-07

Method for slurry and operation design in cuttings re-injection

#234
20060124524
2006-06-15

Modular pressure control and drilling waste management apparatus for subterranean borehole operations

#235
20060124361
2006-06-15

Apparatus for pumping drill cuttings and dual cylinder positive displacement pump for moving drill cuttings and method of use

#236
20060102390
2006-05-18

Drill cuttings conveyance systems and methods

#237
20060096119
2006-05-11

High efficiency liquid solid separator

#238
20060032095
2006-02-16

Mobile vacuum boring and excavation method

#239
20060032012
2006-02-16

Mobile vacuum boring and mud recovery method having an articulated vacuum conduit boom with digging bucket

#240
20050279715
2005-12-22

Thermal drill cuttings treatment with weir system

#241
20050271559
2005-12-08

Advanced ultrasonic processor

#242
20050252685
2005-11-17

Floatable drill cuttings bag and method and system for use in cuttings disposal

#243
20050247599
2005-11-10

Treatment of hydrocarbon fluids with ozone

#244
20050236015
2005-10-27

Drill cutting deoiling

#245
20050205118
2005-09-22

Sample Washer for Drilling Cuttings and other unconsolidated and discreet medias.

#246
20050183574
2005-08-25

Systems and methods for storing and handling drill cuttings

#247
20050145418
2005-07-07

Oil contaminated substrate treatment method and apparatus

#248
20050029015
2005-02-10

Drilled cuttings movement systems and methods

#249
18473807
2024-12-10

Methods for reducing the size of cuttings in oil and gas drilling operations

#250
18397878
2025-03-25

Automated sample cleaning

#251
17735686
2024-06-18

Method and apparatus for drill cutting analysis

#252
17155183
2023-02-21

Method and apparatus for drill cutting analysis

#253
17122131
2021-12-14

Systems, methods, and apparatuses for identifying groundwater during rock drill cutting

#254
17080988
2022-05-31

Method and apparatus for disposal of cuttings

#255
16272805
2019-08-20

Diffuser and solids collection and measurement system for use in conjunction with oil and gas wells

#256
16109563
2020-07-28

Method and apparatus for collection, treatment, and recycling of oilfield drilling fluids and wastewater

#257
15225777
2018-03-27

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