ClassID:

145155

F05C2203/08 - CPC Classification

Classification description:

Non-metallic inorganic materials Ceramics; Oxides

Sub-classes:
Recent Application in this class:
#1
20250314249
2025-10-09

PUMPS WITH CERAMIC INTERFACES AND RELATED METHODS

#2
20240318611
2024-09-26

ROTARY ENGINE WITH SEAL HAVING ELASTOMERIC MEMBER AND SHIELD

#3
20230250826
2023-08-10

Vacuum pump and vacuum pump rotor blade

#4
20220034257
2022-02-03

Thermal barrier coatings for internal combustion engines

#5
20210131301
2021-05-06

Boas arrangement with double dovetail attachments

#6
20210095667
2021-04-01

Screw compressor element and machine

#7
20210071571
2021-03-11

Thermal barrier coatings for internal combustion engines

#8
20200318581
2020-10-08

Internal combustion engines, systems, devices, and methods for propulsion and power applications

#9
20200291895
2020-09-17

Beaded finger attachment

#10
20200040892
2020-02-06

Liquid refrigerant pump having single fixed scroll and two non-contacting orbiting scrolls to pump fluid and provide pressurized fluid to thrust bearing area

#11
20190178244
2019-06-13

Reduction of cavitation in fuel pumps

#12
20180340717
2018-11-29

Refrigerant compressor and refrigeration device including refrigerant compressor

#13
20180340527
2018-11-29

Refrigerant compressor and refrigeration device including refrigerant compressor

#14
20180274481
2018-09-27

Internal combustion engines, systems, devices, and methods for propulsion and power applications

#15
20180245576
2018-08-30

Refrigerant compressor and refrigeration device including refrigerant compressor

#16
20180023516
2018-01-25

Natural gas fueled vehicle

#17
20170335844
2017-11-23

Gerotor pump having an inner gear, a rotor, and an outer gear, with inclined lubrication surface on teeth of face wall of rotor adjacent to pressure kidney and suction kidney

#18
20170096998
2017-04-06

Pump with wear-resistant barrel and plunger having coating support

#19
20160281505
2016-09-29

Banded ceramic valve and/or port plate

#20
20160222959
2016-08-04

Pump with plunger having tribological coating

#21
20160169185
2016-06-16

Internal combustion engine

#22
20160115950
2016-04-28

Compressor, oil-free screw compressor, and method of manufacturing casing used therefor

#23
20150316425
2015-11-05

PUMP PROVIDED WITH AN ASSEMBLY FOR MEASURING THE TEMPERATURE OR FLOW RATE OF A FLUID

#24
20150316052
2015-11-05

Nitrogen- and ceramic-surface-treated components for downhole motors and related methods

#25
20140377112
2014-12-25

Nitrogen- and ceramic-surface-treated components for downhole motors and related methods

#26
20140301833
2014-10-09

Flexible impeller pump

#27
20140154116
2014-06-05

Scroll compressor

#28
20140064997
2014-03-06

Asymmetric lobes for motors and pumps

#29
20140057773
2014-02-27

Material composition for producing a fireproof material and the use thereof, and fireproof molded body and method for the production thereof

#30
20140030130
2014-01-30

Sliding vane pump

#31
20130255651
2013-10-03

Spark ignition type internal combustion engine

#32
20130239924
2013-09-19

Heat-shielding film and method of forming the same

#33
20130118346
2013-05-16

Rotary axial piston pump

#34
20130017075
2013-01-17

Electrical submersible pump

#35
20120228023
2012-09-13

Electric compressor

#36
20120227718
2012-09-13

FLEXIBLE ANTI-CRACK SLIP-SURFACE CERAMIC ENGINE CYLINDER SLEEVE

#37
20120180748
2012-07-19

PROTECTIVE LAYER AGAINST HOT GAS CORROSION IN THE COMBUSTION CHAMBER OF AN INTERNAL COMBUSTION ENGINE

#38
20120175826
2012-07-12

Material composition for producing a fireproof material and the use thereof, and fireproof molded body and method for the production thereof

#39
20120067324
2012-03-22

Toroidal internal combustion rotary engine

#40
20110256358
2011-10-20

Ceramic composite components and methods of fabricating the same

#41
20110091343
2011-04-21

DRILL MOTOR ASSEBLY

#42
20110081264
2011-04-07

Scroll compressor

#43
20110070111
2011-03-24

Stator/rotor assemblies having enhanced performance

#44
20110038713
2011-02-17

Dry running flexible impeller pump and method of manufacture

#45
20100308074
2010-12-09

LIQUID PUMP

#46
20100307450
2010-12-09

Fuel injection method for a direct-injection auto-ignition internal-combustion engine

#47
20100301069
2010-12-02

Pump with wash flow path for washing displacement piston and seal

#48
20100234207
2010-09-16

Abrasion-resistant sintered body, sliding member, and pump

#49
20100206843
2010-08-19

Restoring of strength and wear resistance of a metal matrix composite (MMC)

#50
20100008803
2010-01-14

HIGH-PRESSURE SMALL VOLUME PUMP

#51
20090214369
2009-08-27

Eccentric screw pump

#52
20090120101
2009-05-14

Organic Matrix Composite Components, Systems Using Such Components, and Methods for Manufacturing Such Components

#53
20090114292
2009-05-07

Valve assembly

#54
20090071434
2009-03-19

LOW HEAT REJECTION HIGH EFFICIENCY INTERNAL COMBUSTION ENGINE

#55
20090068049
2009-03-12

Rotary device and oil pump having α-alumina and zirconia coating

#56
20090064857
2009-03-12

Pump Plungers and Methods

#57
20080245127
2008-10-09

Method of forming a rotary device

#58
20080199711
2008-08-21

HEAT RESISTANT MEMBER

#59
20080175739
2008-07-24

SUPERCHARGER WITH HEAT INSULATED GEAR CASE

#60
20080149897
2008-06-26

Protective Layer Against Hot Gas Corrosion in the Combustion Chamber of an Internal Combustion Engine

#61
20080112829
2008-05-15

Compressor for a Refrigeration Device

#62
20080101924
2008-05-01

Electrical submersible pump

#63
20080031753
2008-02-07

Rotary type compressor having an intermediate pressure on a surface side of its compression member

#64
20080011487
2008-01-17

Drive piston and foot valve seat

#65
20070246149
2007-10-25

Method for fabricating integral composite structural material

#66
20070243092
2007-10-18

Compressor with continuously inclined surface

#67
20070204821
2007-09-06

Intake control apparatus for an engine and method

#68
20070186764
2007-08-16

Hydraulic axial piston machine

#69
20070045351
2007-03-01

Liquid feed pump, filter housing, valve and spray nozzle and spray apparatus incorporating the same

#70
20070022873
2007-02-01

Wear-resistant port plate for a fluid transfer device and fluid transfer device including same

#71
20070009367
2007-01-11

Close fit cylinder and plunger

#72
20060222517
2006-10-05

Radial piston pump for generating high pressure for fuel in fuel injection systems of combustion engines

#73
20060216157
2006-09-28

Radial piston pump for providing high pressure in fuel injection systems of internal combustion engines

#74
20060100086
2006-05-11

Ceramic material

#75
20060078442
2006-04-13

Compressor having different hardness surface between upper surface and receiving surface of top dead center of compression member and vane

#76
20060078441
2006-04-13

Compression member and vane of a compressor

#77
20060078440
2006-04-13

Shaft seal for rotary type compressor

#78
20060032235
2006-02-16

Gas turbine combustion chamber made of CMC and supported in a metal casing by CMC linking members

#79
20050260091
2005-11-24

Rotary device for use in an engine

#80
20050232792
2005-10-20

High-pressure small volume pump

#81
20050100726
2005-05-12

Integral composite structural material

#82
20050087066
2005-04-28

Rotary fluid machine

#83
20050084388
2005-04-21

Positive displacement liquid pump

#84
20050042124
2005-02-24

Small size gear pump

#85
20050031466
2005-02-10

Pump plungers and methods

#86
18416470
2024-10-01

Rotary engine with side housing having a side plate with a ceramic matrix composite core