ClassID:

139474

F02D19/0644 - CPC Classification

Classification description:

Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions the gaseous fuel being hydrogen, ammonia or carbon monoxide

Recent Application in this class:
#1
20260139636
2026-05-21

INTERNAL COMBUSTION ENGINE

#2
20260117716
2026-04-30

SYSTEM AND METHOD FOR CONTROLLING FUEL SUBSTITUTION IN A DUAL FUEL ENGINE SYSTEM

#3
20260104003
2026-04-16

METHOD FOR REDUCING EMISSIONS FROM A HYDROGEN COMBUSTION ENGINE

#4
20260078706
2026-03-19

CONTROLLER

#5
20260071582
2026-03-12

STANDBY FUEL STORAGE SYSTEM FOR CONTINUOUS POWER GENERATION

#6
20260036096
2026-02-05

METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE

#7
20260036095
2026-02-05

APPARATUS AND METHOD FOR REGULATING AND INJECTING GASEOUS FUEL INTO AN INTERNAL COMBUSTION ENGINE

#8
20250354526
2025-11-20

BLENDED FUEL DISPENSING SYSTEM WITH ADAPTIVE FUEL STORAGE PARAMETERS

#9
20250354525
2025-11-20

INTERNAL COMBUSTION ENGINE AND A METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE

#10
20250154913
2025-05-15

APPARATUS AND METHOD FOR REGULATING AND INJECTING GASEOUS FUEL INTO AN INTERNAL COMBUSTION ENGINE

#11
20250154910
2025-05-15

ENGINE AND METHOD OF CONTROLLING ENGINE

#12
20250136155
2025-05-01

AMMONIA CRACKING FOR MULTI-FUEL ENGINES

#13
20250116238
2025-04-10

HYDROGEN-DIESEL DIRECT INJECTION DUAL-FUEL SYSTEM FOR INTERNAL COMBUSTION ENGINES

#14
20250114752
2025-04-10

HYDRO-DIESEL ENGINE SYSTEM HAVING SEPARATE AGITATION MIXING AND CHEMICAL MIXING OF HYDROGEN GAS INTO LIQUID DIESEL FUEL

#15
20250092836
2025-03-20

SYSTEM AND METHOD FOR CONTROLLING FUEL SUBSTITUTION IN A DUAL FUEL ENGINE SYSTEM

#16
20250067229
2025-02-27

CYLINDER HEAD

#17
20250043741
2025-02-06

FUEL SYSTEM FOR A SPARK IGNITION ENGINE

#18
20250043740
2025-02-06

FUEL SYSTEM FOR A SPARK IGNITION ENGINE

#19
20250043739
2025-02-06

STANDBY FUEL STORAGE SYSTEM FOR UNINTERRUPTED OPERATION DURING PRIMARY FUEL CURTAILMENT

#20
20250012224
2025-01-09

System for remotely monitoring and controlling operation of a hydro-diesel engine

#21
20240418134
2024-12-19

METHODS AND SYSTEMS FOR MULTI-FUEL ENGINE

#22
20240360796
2024-10-31

INTERNAL COMBUSTION ENGINE AND A METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE

#23
20240352899
2024-10-24

FUEL SYSTEM FOR A POWER PLANT

#24
20240309821
2024-09-19

System for remotely monitoring and controlling operation of a hydro-diesel engine

#25
20240309801
2024-09-19

Explosion Safe Electrolysis Unit

#26
20240301815
2024-09-12

Ultra Low Enhancement Gas Injection

#27
20240263592
2024-08-08

BI-FUEL ENGINE WITH INCREASED POWER

#28
20240247621
2024-07-25

PRODUCTION PROCESS FOR HYDROGEN-ENRICHED SLUSH LNG FUEL AND DEVICE

#29
20240200517
2024-06-20

Internal combustion engine

#30
20240125278
2024-04-18

BLENDED FUEL DISPENSING SYSTEM WITH ADAPTIVE FUEL STORAGE PARAMETERS

#31
20240125277
2024-04-18

INTELLIGENT FUEL STORAGE AND BLENDING SYSTEM

#32
20240093637
2024-03-21

ROLLOVER-SAFE ELECTROLYSIS UNIT FOR VEHICLES

#33
20240068418
2024-02-29

Gaseous fuel engine operating strategy for improved derating performance using varied ratio fuel blend

#34
20240068417
2024-02-29

GASEOUS FUEL ENGINE SYSTEM OPERATING STRATEGY INCLUDING HYDROGEN FUELING AMOUNT BASED ON PERFORMANCE TARGET

#35
20240060454
2024-02-22

ENGINE, CONTROL DEVICE, AND CONTROL

#36
20240018897
2024-01-18

Ammonia-hydrogen blended fuel control system based on reactivity regulation

#37
20240003305
2024-01-04

METHOD OF OPERATING AN INTERNAL COMBUSTION ENGINE OF A TRUCK OR OMNIBUS

#38
20230417201
2023-12-28

Internal combustion engine and a method for operating such an internal combustion

#39
20230417198
2023-12-28

CONSTANT PRESSURE FUEL ENHANCEMENT SYSTEM AND METHOD

#40
20230407807
2023-12-21

Work vehicle power system with low carbon fuel blends

#41
20230399988
2023-12-14

Work vehicle power system with methane and hydrogen fuel blend

#42
20230392569
2023-12-07

Fuel injection system and method

#43
20230358186
2023-11-09

Dual fuel engine operating strategy for optimized hydrogen and hydrocarbon fueling

#44
20230349334
2023-11-02

Ammonia fuelled engine

#45
20230287287
2023-09-14

Catalytic Biogas Combined Heat and Power Generator

#46
20230265803
2023-08-24

Combustion engine with a fuel reformer and distiller assembly

#47
20230220809
2023-07-13

Multiple combustion mode engine with ammonia fuel and control method thereof

#48
20230193841
2023-06-22

Methods and systems for multi-fuel engine

#49
20230193840
2023-06-22

METHODS AND SYSTEMS FOR SHUT DOWN OF A MULTI-FUEL ENGINE

#50
20230193810
2023-06-22

Methods and systems for multi-fuel engine

#51
20230167762
2023-06-01

Internal combustion engine and a method for operating an internal combustion engine

#52
20230160350
2023-05-25

METHOD FOR OPERATING AN ENGINE

#53
20230088217
2023-03-23

Intelligent fuel storage system

#54
20230086470
2023-03-23

Energy utilization system

#55
20230081493
2023-03-16

Methods and systems for multi-fuel engine

#56
20230071968
2023-03-09

Bi-fuel engine with increased power

#57
20230062236
2023-03-02

HHO Precision Injection System

#58
20230052188
2023-02-16

Onboard HHO Gas Generation System for Heavy Duty Trucks

#59
20230034824
2023-02-02

Methods and systems for engine cold-start

#60
20220412275
2022-12-29

System for predicting at least one characteristic parameter of a fuel

#61
20220341361
2022-10-27

Explosion safe electrolysis unit

#62
20220260009
2022-08-18

Catalytic Biogas Combined Heat and Power Generator

#63
20220205415
2022-06-30

Engine system

#64
20220185441
2022-06-16

Fuel supply system for eco-friendly ship

#65
20220170424
2022-06-02

Bi-fuel engine with increased power

#66
20220170415
2022-06-02

Engine system

#67
20220097817
2022-03-31

Use of hydrogen and liquid natural gas hybrid fuel in marine applications to reduce carbon footprint

#68
20220056867
2022-02-24

Communication interface between an emission control system and internal combustion engine

#69
20220056856
2022-02-24

Zero emission propulsion systems and generator sets using ammonia as fuel

#70
20210340922
2021-11-04

Internal combustion engine system with temperature based output control

#71
20210293386
2021-09-23

Systems and methods for controlling gas flow in transportation refrigeration systems

#72
20210254564
2021-08-19

System and method for operating an engine with reduced NOx emissions

#73
20210246825
2021-08-12

Ship drive system and retrofitting method for a ship drive system

#74
20210231066
2021-07-29

Systems and methods for improving fuel economy of internal combustion engines

#75
20210164407
2021-06-03

Zero emission propulsion systems and generator sets using ammonia as fuel

#76
20210087981
2021-03-25

Transient controller and method of operating gas engine

#77
20210047971
2021-02-18

Leak detection in a hydrogen fuelled vehicle

#78
20210040884
2021-02-11

Ship drive system and retrofitting method for a ship drive system

#79
20200355127
2020-11-12

Bi-fuel engine with increased power

#80
20200200105
2020-06-25

System and Method for Improving Performance of Combustion Engines Employing Primary and Secondary Fuels

#81
20200182165
2020-06-11

Supercritical reforming of fuels, without separate water supply, for internal combustion engines

#82
20200158031
2020-05-21

System and process for improving emission performance in engines

#83
20200123969
2020-04-23

Catalytic Biogas Combined Heat and Power Generator

#84
20200080521
2020-03-12

Propulsion system, and method for operating a propulsion system

#85
20190383212
2019-12-19

Catalytic biogas combined heat and power generator

#86
20190293012
2019-09-26

Control device for internal combustion engine and control method for internal combustion engine

#87
20190257254
2019-08-22

System And Method For Operating An Engine With Reduced NOx Emissions

#88
20190255952
2019-08-22

System and method for determining hydrogen production to provide energy to at least one vehicle

#89
20190234297
2019-08-01

Onboard HHO gas generation system for heavy duty trucks

#90
20190233956
2019-08-01

Rollover safe electrolysis unit for vehicles

#91
20190233951
2019-08-01

Explosion safe electrolysis unit

#92
20190226417
2019-07-25

Communication interface between an emission control system and internal combustion engine

#93
20190226410
2019-07-25

Control device for internal combustion engine and control method for internal combustion engine

#94
20190162124
2019-05-30

Drive system and method for operating a drive system

#95
20190145310
2019-05-16

Catalytic biogas combined heat and power generator

#96
20190055904
2019-02-21

Safe hydrogen fueled ic engine systems

#97
20190017448
2019-01-17

System and process for improving emission performance in engines

#98
20180363595
2018-12-20

Apparatus for Supplying Electrical Power

#99
20180313299
2018-11-01

Internal combustion engine

#100
20180216579
2018-08-02

Ship propulsion system, and method for operating a ship propulsion system

#101
20180216543
2018-08-02

Vehicle drive system, and method for operating a vehicle drive system

#102
20180171870
2018-06-21

ELECTROCATALYTIC SYSTEM FOR REDUCING PULLUTION AND FUEL CONSUMPTION

#103
20180149096
2018-05-31

HYBRID FUEL SYSTEM

#104
20180086996
2018-03-29

Hydro-fuel, method of manufacture and method of operating a diesel engine

#105
20170335760
2017-11-23

HYDROGEN GENERATOR AND CONTROL FOR INTERNAL-COMBUSTION VEHICLE

#106
20170284324
2017-10-05

Method and device for controlling an internal combustion engine

#107
20170226973
2017-08-10

Method for reducing carbon/coke in fuel injectors in dual fuel applications

#108
20170204793
2017-07-20

Combustion Engine Air Supply

#109
20170159582
2017-06-08

Recirculating system for a fuel supply system for a motor and method for supplying fuel to a motor of a vehicle through such a supply system

#110
20170107899
2017-04-20

Hydrogen generator and control for internal-combustion vehicle

#111
20170051685
2017-02-23

Engine systems and methods of operating an engine

#112
20170045003
2017-02-16

Fuel control systems for operating gasoline engines based on ethanol-water-hydrogen mixture fuels

#113
20170044952
2017-02-16

Method for exhaust gas aftertreatment and combustion system

#114
20170037795
2017-02-09

Bi-fuel engine with variable air fuel ratio

#115
20160377041
2016-12-29

Multiple element firing strategy for cryogenic pump

#116
20160341157
2016-11-24

Combined steam reformation reactions and water gas shift reactions for on-board hydrogen production in an internal combustion engine

#117
20160290257
2016-10-06

Control system for a flexible fuel internal combustion engine

#118
20160281643
2016-09-29

Mixing block

#119
20160265416
2016-09-15

Fuel reformer system for multiple combustion chambers

#120
20160222878
2016-08-04

Internal combustion engine using a water-based mixture as fuel and method for operating the same

#121
20160186673
2016-06-30

Apparatus and method for igniting a gaseous fuel in a direct injection internal combustion engine

#122
20160010575
2016-01-14

Hydrogen fuel assist device for an internal combustion engine system

#123
20150377153
2015-12-31

Fuel selection method and related system for a mobile asset

#124
20150292441
2015-10-15

Cryogenic fuel injection and combustion

#125
20150275781
2015-10-01

ENGINE FUEL ENHANCEMENT MANAGEMENT SYSTEM

#126
20150275780
2015-10-01

System and method for improving performance of combustion engines employing primary and secondary fuels

#127
20150090223
2015-04-02

Bi-fuel engine with increased power

#128
20150020769
2015-01-22

Apparatus And Method For Igniting A Gaseous Fuel In A Direct Injection Internal Combustion Engine

#129
20140246508
2014-09-04

Gaseous metering control for dual fluid injector

#130
20140224208
2014-08-14

Method for operating at least one precombustion chamber-fired internal combustion engine

#131
20140102405
2014-04-17

Internal combustion engine which can be operated with liquid and with gaseous fuel and a method for operating an internal combustion engine of this kind

#132
20140102383
2014-04-17

Internal combustion engine enhancement device and method

#133
20140034002
2014-02-06

Ultra-high efficiency alcohol engines using optimized exhaust heat recovery

#134
20130345950
2013-12-26

Fuel supply control system for multi-fuel internal combustion engine

#135
20130306045
2013-11-21

Combustion Control via Homogeneous Combustion Radical Ignition (HCRI) or Partial HCRI in Cyclic IC Engines

#136
20130283759
2013-10-31

Pressure energy conversion systems

#137
20130247885
2013-09-26

Two-stroke engine and four-stroke engine

#138
20130180849
2013-07-18

Cartridge-based, hydrogen on-demand generator

#139
20130174815
2013-07-11

Method for improving engine performance using a temperature managed fuel system

#140
20130118449
2013-05-16

System and method for circulating fuel through a direct injection pump of a bi-fuel engine

#141
20130046454
2013-02-21

System and method for adjusting fuel mass for minimum fuel injector pulse widths in multiple fuel system engines

#142
20130046452
2013-02-21

Multi-fuel vehicle fuel control systems and methods

#143
20130030671
2013-01-31

Fuel control apparatus for internal combustion engine

#144
20130025547
2013-01-31

FUEL SUPPLY SYSTEM

#145
20120291721
2012-11-22

Selectively storing reformate

#146
20120247407
2012-10-04

Mixing block

#147
20120235311
2012-09-20

Vapor blending system

#148
20120191324
2012-07-26

Method for improving transient engine operation

#149
20120167840
2012-07-05

Hydrogen generator and internal combustion engine provided with hydrogen generator

#150
20120160221
2012-06-28

Method and apparatus of fuelling an internal combustion engine with hydrogen and methane

#151
20120145096
2012-06-14

Engine system with reformer

#152
20120118727
2012-05-17

Combustion engine air supply

#153
20120097117
2012-04-26

Reformed ethanol engines

#154
20120037098
2012-02-16

Efficient combustion of hydrocarbon fuels in engines

#155
20120031352
2012-02-09

Internal combustion engine enhancement device and method

#156
20120004830
2012-01-05

CONTROLLER FOR INTERNAL COMBUSTION ENGINE

#157
20120004829
2012-01-05

Fuel injection control during start-up

#158
20120000435
2012-01-05

Engine systems and methods of operating an engine

#159
20110303194
2011-12-15

SYSTEM AND METHOD OF IMPROVING EFFICIENCY OF COMBUSTION ENGINES

#160
20110301826
2011-12-08

Bi-fuel engine with variable air fuel ratio

#161
20110297115
2011-12-08

Bi-fuel engine with increased power

#162
20110283959
2011-11-24

Ammonia burning internal combustion engine

#163
20110283684
2011-11-24

Control system of internal combustion engine

#164
20110265463
2011-11-03

AMMONIA BURNING INTERNAL COMBUSTION ENGINE

#165
20110265455
2011-11-03

AMMONIA BURNING INTERNAL COMBUSTION ENGINE

#166
20110259290
2011-10-27

Ammonia burning internal combustion engine

#167
20110259285
2011-10-27

AMMONIA BURNING INTERNAL COMBUSTION ENGINE

#168
20110226218
2011-09-22

Secondary Fuel Premixing Controller for an Air Intake Manifold of a Combustion Engine

#169
20110186014
2011-08-04

Fuel injection control during start-up

#170
20110166769
2011-07-07

Supplemental Vapor Fuel Injection System for Internal Combustion Engines

#171
20110132323
2011-06-09

Method for improving transient engine operation

#172
20110132289
2011-06-09

Selectively storing reformate

#173
20110132284
2011-06-09

Method for operating an engine with variable charge density

#174
20110125391
2011-05-26

Pressure energy conversion systems

#175
20110108000
2011-05-12

APPARATUS AND METHOD FOR OPERATING AN ENGINE WITH NON-FUEL FLUID INJECTION

#176
20110100803
2011-05-05

SYSTEM FOR PRODUCING A SUBSTANTIALLY STOICHIOMETRIC MIX OF HYDROGEN AND OXYGEN USING A PLURALITY OF ELECTROLYTIC CELLS

#177
20110094458
2011-04-28

SYSTEM TO DYNAMICALLY VARY THE VOLUME OF PRODUCT GAS INTRODUCED INTO A HYDROCARBON COMBUSTION PROCESS

#178
20110094456
2011-04-28

SYSTEM FOR INCREASING THE LEVEL OF COMPLETION OF DIESEL ENGINE HYDROCARBON COMBUSTION

#179
20110067652
2011-03-24

DIESEL POWERED SEMI-TRAILER TRUCK

#180
20110067383
2011-03-24

WORKING GAS CIRCULATION ENGINE

#181
20110036310
2011-02-17

HYDROGEN SUPPLY UNIT FOR INTERNAL COMBUSTION ENGINE AND METHOD OF OPERATING INTERNAL COMBUSTION ENGINE

#182
20110011381
2011-01-20

Internal combustion engine and method for adapting an internal combustion engine

#183
20110010075
2011-01-13

METHOD, APPARATUS, AND SYSTEM TO MEASURE, RECORD, AND CONTROL EXHAUST PRODUCTS FROM AN ICE

#184
20110010074
2011-01-13

Methods Of Controlling An Internal Combustion Engine Including Multiple Fuels And Multiple Injectors

#185
20110008694
2011-01-13

HYDROGEN GENERATOR, AMMONIA-BURNING INTERNAL COMBUSTION ENGINE, AND FUEL CELL

#186
20100324801
2010-12-23

System for supply of LPG/ammonia for direct-injection petrol or diesel engines

#187
20100300382
2010-12-02

Fuel reforming apparatus

#188
20100288211
2010-11-18

Fuel system and method for burning liquid ammonia in engines and boilers

#189
20100236518
2010-09-23

Fuel injection control during start-up

#190
20100229838
2010-09-16

Dual fuel compression ignition engines and methods

#191
20100206249
2010-08-19

FUEL MANAGEMENT SYSTEM FOR VERY HIGH EFFICIENCY FLEX FUEL ENGINES

#192
20100192879
2010-08-05

Methods and systems for starting a vehicle engine

#193
20100180839
2010-07-22

System and method for the co-generation of fuel having a closed-loop energy cycle

#194
20100175941
2010-07-15

METHOD AND SYSTEM FOR PRODUCTION OF HYDROGEN

#195
20100174470
2010-07-08

Fuel management system for very high efficiency flex fuel engines powered by methanol and gasoline

#196
20100132661
2010-06-03

Method of using lean fuel-air mixtures at all operating regimes of a spark ignition engine

#197
20100077988
2010-04-01

HYDROGEN-ONLY 6-STROKE ENGINE

#198
20100076664
2010-03-25

Pollution control system

#199
20100064989
2010-03-18

System and method for use with a combustion engine

#200
20100049417
2010-02-25

Dual ECU for aftermarket conversions of vehicles and boats to oxy-hydrogen or hybrid fuels

#201
20100043730
2010-02-25

HYDROGEN GENERATING SYSTEM FOR OPERATION WITH ENGINE TURBO CONDITION

#202
20100018478
2010-01-28

Combustion method, system, and article

#203
20100000501
2010-01-07

Control method and system for dual-fuel engine

#204
20090320807
2009-12-31

System and Method for Hydrogen-Assisted Cold Starting of An Engine

#205
20090320789
2009-12-31

Multi fuel co-injection system for internal combustion and turbine engines

#206
20090301407
2009-12-10

Electrolyte Delivery System

#207
20090260606
2009-10-22

Bi-fuel engine using hydrogen

#208
20090228191
2009-09-10

Combustion control via homogeneous combustion radical ignition (HCRI) or partial HCRI in cyclic IC engines

#209
20090222194
2009-09-03

Adaptive miller cycle engine

#210
20090217641
2009-09-03

Combustion System Comprising an Electrolyser

#211
20090139469
2009-06-04

Electrolyte delivery system and method

#212
20090120385
2009-05-14

Method and apparatus of fuelling an internal combustion engine with hydrogen and methane

#213
20090118973
2009-05-07

Apparatus, system and method for operating a dual fueled spark ignition engine

#214
20090071453
2009-03-19

Bi-fuel Engine Using Hydrogen

#215
20090071452
2009-03-19

Bi-fuel Engine Using Hydrogen

#216
20090050383
2009-02-26

Vehicle propulsion system with selectable energy sources and method of use

#217
20090043479
2009-02-12

Internal combustion engine

#218
20090012698
2009-01-08

Gas-fueled internal combustion engine and control method for gas-fueled internal combustion engine

#219
20080308056
2008-12-18

Hydrogen and ammonia fueled internal combustion engine

#220
20080307787
2008-12-18

Power Generation System Using Fuel Cell

#221
20080257304
2008-10-23

INTERNAL COMBUSTION ENGINE AND COMBUSTION METHOD OF THE SAME

#222
20080257301
2008-10-23

Power plant and fuel supply method therefor

#223
20080257284
2008-10-23

System and method for the co-generation of fuel having a closed-loop energy cycle

#224
20080251056
2008-10-16

Fuel mixer

#225
20080245318
2008-10-09

Hydrogen-fueled internal combustion engine

#226
20080223344
2008-09-18

Internal combustion engine using hydrogen

#227
20080202449
2008-08-28

Engine System

#228
20080190100
2008-08-14

Reforming of GTL for marine applications

#229
20080141984
2008-06-19

Fuel supply system

#230
20080115744
2008-05-22

HYDROGEN FUEL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

#231
20080110421
2008-05-15

Hydrogen Fuel System for an Internal Combustion Engine

#232
20080110419
2008-05-15

Internal combustion engine and starting control device of internal combustion engine

#233
20080105218
2008-05-08

System for generating hybrid fuel for a combustion engine

#234
20080098995
2008-05-01

Engine and method for operating an engine

#235
20080060616
2008-03-13

Control system for internal combustion engine

#236
20080022982
2008-01-31

Variable Compression Ratio Internal Combustion Engine

#237
20080000457
2008-01-03

Indicator for a vehicle having a dual fuel engine

#238
20070235002
2007-10-11

Combustion control via homogeneous combustion radical ignition (HCRI) or partial HCRI in cyclic IC engines

#239
20070233360
2007-10-04

Fuel System

#240
20070215070
2007-09-20

Hydrogen and oxygen production and accumulating apparatus including an internal combustion engine and method

#241
20070209609
2007-09-13

Engine system

#242
20070204813
2007-09-06

Internal combustion engine with fuel reforming apparatus

#243
20070193534
2007-08-23

Control system for hydrogen addition internal combustion engine

#244
20070180819
2007-08-09

Process and system for improving combustion and exhaust aftertreatment of motor vehicle engines

#245
20070157912
2007-07-12

Process for use with dual-fuel systems

#246
20070151527
2007-07-05

Internal combustion engine system with hydrogen generation capability

#247
20070137623
2007-06-21

Gaseous fuel and air mixer for an engine

#248
20070137191
2007-06-21

Advanced high efficiency, ultra-low emission, thermochemically recuperated reciprocating internal combustion engine

#249
20070125338
2007-06-07

Fuel injection system

#250
20070080071
2007-04-12

Internal combustion apparatus and method utilizing electrolysis cell

#251
20070039588
2007-02-22

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