ClassID:

153452

F16L57/04 - CPC Classification

Classification description:

Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat

Recent Application in this class:
#1
20250283569
2025-09-11

CIRCUMFERENTIALLY CONTINUOUS, FIRE RESISTANT, MULTILAYER THERMAL SLEEVE

#2
20250253365
2025-08-07

PRESSURIZED DUCT FOR A FUEL CELL

#3
20250052357
2025-02-13

HEAT RESISTANT HOSE

#4
20250012396
2025-01-09

MULTILAYER SLEEVE HAVING THERMALLY INSULATIVE, FIRE SUPPRESSIVE, AND ELECTROMAGNETIC REFLECTIVE PROPERTIES FOR ELECTRIC VEHICLE COOLANT TUBE AND METHOD OF CONSTRUCTION

#5
20240344646
2024-10-17

FLUID COUPLING AND SLEEVE THEREFOR

#6
20240183481
2024-06-06

Fire resistant sleeves

#7
20240167609
2024-05-23

NATURAL GAS PIPELINES, METHODS FOR FILLING AN EXPLOSION SUPPRESSION COMPONENT, AND METHODS FOR AN EXPLOSION SUPPRESSION EXPERIMENT

#8
20240123927
2024-04-18

Thermal Protection Device for a Quick Coupling Connector

#9
20230332728
2023-10-19

Heat resistant hose

#10
20230272873
2023-08-31

Fire resistant composite pole system

#11
20230117503
2023-04-20

Protection shield positioning assembly and positioning device therefore and method of use

#12
20230042142
2023-02-09

High thermal tolerance flexible supports

#13
20230003333
2023-01-05

Fire resistant ventilation duct and a method of manufacturing and installing such ventilation duct

#14
20220396893
2022-12-15

TUBULAR ARTICLES WITH ELECTRODEPOSITED COATINGS, AND SYSTEMS AND METHODS FOR PRODUCING THE SAME

#15
20220275900
2022-09-01

Heat resistant hose

#16
20220010210
2022-01-13

Fire insulation material

#17
20210388936
2021-12-16

Adjustable Tubular Pipe Insulator

#18
20210310598
2021-10-07

Fire resistant composite pole system

#19
20210131600
2021-05-06

Fluid coupling

#20
20210130596
2021-05-06

HIGH ABRASION RESISTANCE HOSE COVER

#21
20210123556
2021-04-29

Heat resistant hose

#22
20210055138
2021-02-25

Protection shield positioning assembly and positioning device therefore and method of use

#23
20210009862
2021-01-14

Filament reinforced tapes useful as underwater pipe wrap

#24
20200370692
2020-11-26

HYDRAULIC JOINT

#25
20200343707
2020-10-29

Method for producing an explosion-proof line bushing, and explosion-proof line bushing

#26
20200318775
2020-10-08

Direct flame impingement shield

#27
20200300405
2020-09-24

Heat resistant hose

#28
20200292122
2020-09-17

Fluid coupling and sleeve therefor

#29
20200131658
2020-04-30

Tubular articles with electrodeposited coatings, and systems and methods for producing the same

#30
20200115896
2020-04-16

System for providing a fire safe sealing in an aperture in a wall, a ceiling or a floor of a building, an element for a fire safe sealing system and a bulkhead for a fire safe sealing in the aperture

#31
20200055649
2020-02-20

Filament reinforced tapes useful as underwater pipe wrap

#32
20190242503
2019-08-08

Corrugated heat protection tube and methods of making the same

#33
20190162340
2019-05-30

Waste-gas line for a battery in an aircraft

#34
20190154174
2019-05-23

Fire zone hoses and methods for forming the same

#35
20190038924
2019-02-07

Heat and fire resistant gel seal

#36
20190031848
2019-01-31

MULTI-LAYERED STRUCTURE OF AT LEAST A BASE-LAYER COMPRISING GLASS FIBRES AND A PAINT-BASED PROTECTIVE LAYER OR A PASTE-BASED PROTECTIVE LAYER

#37
20180347741
2018-12-06

A LAYER OF MINERAL WOOL PROVIDED WITH A SPRAYED-ON PROTECTIVE LAYER

#38
20180346737
2018-12-06

A MULTI-LAYERED STRUCTURE OF AT LEAST A METAL BASE-LAYER AND A PAINT-BASED PROTECTIVE LAYER OR A PASTE-BASED PROTECTIVE LAYER

#39
20180320810
2018-11-08

Fire protection for pipes

#40
20180266591
2018-09-20

Corrugated heat protection tube and methods of making the same

#41
20180135754
2018-05-17

Double-shoulder, double-rail serrated metal gasket

#42
20180128152
2018-05-10

Exhaust sealing joint

#43
20180087708
2018-03-29

Fireproof quick disconnect coupling assembly

#44
20180066778
2018-03-08

Self sealing end fitting

#45
20180058622
2018-03-01

Insulation sleeve

#46
20180051832
2018-02-22

Foldable duct comprising laminated foil on inside and outside

#47
20180051634
2018-02-22

System and method for sealing a fluid system in a safety condition

#48
20180051437
2018-02-22

Prefabricated bamboo composite utility tunnel

#49
20180050485
2018-02-22

Method and apparatus for introducing a foil into an elongated duct and apparatus and method for laminating a foil to a duct

#50
20180023738
2018-01-25

Hydraulic joint

#51
20180023222
2018-01-25

Knit tubular protective sleeve and method of construction thereof

#52
20170152973
2017-06-01

Electrically isolating, fire-safe sealing element

#53
20170101245
2017-04-13

Self-curling non-woven sleeve and method of construction thereof

#54
20170058124
2017-03-02

Dynamically vulcanized polyarylene sulfide composition

#55
20160369470
2016-12-22

Method of containing a spill in an aqueous environment and/or a spill containment apparatus

#56
20160356409
2016-12-08

Soil pipe coupler

#57
20160348817
2016-12-01

Double-rail serrated metal gasket

#58
20160332501
2016-11-17

Systems and methods for duct protection of a vehicle

#59
20160264328
2016-09-15

Reusable hose bundling sleeve

#60
20160245513
2016-08-25

HEAT-PROTECTIVE INSERT FOR A FUEL LINE

#61
20160215885
2016-07-28

Device with improved heat resistance

#62
20160213962
2016-07-28

Duct systems including shield and flange support

#63
20160163422
2016-06-09

Harness exterior protection member and wire harness using the same

#64
20160109048
2016-04-21

Access Port Seal

#65
20160109040
2016-04-21

Pipe Section having Polyarylene Sulfide Composition Barrier Layer

#66
20160040944
2016-02-11

Cover for heat source

#67
20160033057
2016-02-04

Heat releasing pipe

#68
20150377660
2015-12-31

Protection shield positioning assembly and positioning device therefore and method of use

#69
20150314551
2015-11-05

MICRO-PERFORATED REFLECTIVE TEXTILE SLEEVE AND METHOD OF CONSTRUCTION THEREOF

#70
20150285426
2015-10-08

SINGLE LAYER FIRE BARRIER WRAP FOR GREASE DUCTS

#71
20150276101
2015-10-01

Bulkhead fitting assembly

#72
20150267846
2015-09-24

Bulkhead fitting assembly and method of making

#73
20150267845
2015-09-24

Bulkhead fitting assembly and method of sealing a bulkhead opening

#74
20150260328
2015-09-17

Sheath for protecting against fire

#75
20150101697
2015-04-16

Fire-rated modular duct assembly and improvements therein

#76
20140345883
2014-11-27

Thick inorganic fiber webs and methods of making and using

#77
20140345882
2014-11-27

Inorganic fiber webs and methods of making and using

#78
20140242307
2014-08-28

Fire insulation material

#79
20140144801
2014-05-29

Member for use in undersea applications

#80
20140144540
2014-05-29

Reduced pressure-drop pipe element

#81
20140077043
2014-03-20

Firestop collar

#82
20130327436
2013-12-12

FLAME-RETARDANT PLASTICS PIPING SYSTEM

#83
20130273290
2013-10-17

Dynamically vulcanized polyarylene sulfide composition

#84
20130261244
2013-10-03

Flame-retarded thermoplastic compositions of high thermomechanical strength, in particular for electric cables

#85
20130092251
2013-04-18

Passive Fireproofing System for Pipelines

#86
20130000750
2013-01-03

Protective sheath for structural components

#87
20120326431
2012-12-27

Bulkhead fitting assembly

#88
20120298818
2012-11-29

Protection shield positioning assembly and positioning device therefor and method of use

#89
20120227851
2012-09-13

High temperature fire sleeve

#90
20120082807
2012-04-05

Knit sleeve with knit barrier extension having a barrier therein and method of construction

#91
20120073299
2012-03-29

High temperature manifolds for gas turbine engines

#92
20120060961
2012-03-15

Tubes for High Temperature Industrial Application and Methods for Producing Same

#93
20120058338
2012-03-08

Systems and methods for protecting a cable or cable bundle

#94
20120040114
2012-02-16

Fire resistant textile sleeve and methods of construction thereof and providing fire protection therewith

#95
20110247839
2011-10-13

Inorganic fiber webs and methods of making and using

#96
20110247838
2011-10-13

Thick inorganic fiber webs and methods of making and using

#97
20110000572
2011-01-06

Fire protective hose assembly

#98
20100316822
2010-12-16

TEXTILE SLEEVE WITH HIGH TEMPERATURE ABRASION RESISTANT COATING AND METHODS OF ASSEMBLY, CONSTRUCTION AND CURING THEREOF

#99
20100266788
2010-10-21

Structural Components for Oil, Gas, Exploration, Refining and Petrochemical Applications

#100
20100266781
2010-10-21

Structural components for oil, gas, exploration, refining and petrochemical applications

#101
20100263761
2010-10-21

Structural components for oil, gas, exploration, refining and petrochemical applications

#102
20100263195
2010-10-21

Methods for joining pipe section in a pipe system containing corrosive petroleum products

#103
20100126617
2010-05-27

High temperature fire sleeve

#104
20100123048
2010-05-20

Cable bus support block and system

#105
20100108171
2010-05-06

PROTECTIVE SHEATH FOR CABLES, TUBES AND THE LIKE

#106
20100009581
2010-01-14

MEANS FOR FIRE PROTECTION OF PIPES, PIPE JOINTS, FLANGES, VALVES, INSULATION AND STEEL CONSTRUCTIONS

#107
20090308622
2009-12-17

Fire Protection System for One or More Supply Lines

#108
20090250134
2009-10-08

Composite pipe having non-bonded internal liner, method and assembly for the production thereof

#109
20090209352
2009-08-20

Energy managing keel joint

#110
20090205738
2009-08-20

Insulated article and method of making same

#111
20090123506
2009-05-14

Method of Producing Protective Cable Sheaths, Tubes and Similar

#112
20090053444
2009-02-26

CONTROL TUBE

#113
20090049869
2009-02-26

Thermal protection sleeve with knit thermal protection features and method of construction thereof

#114
20090049868
2009-02-26

Protective sleeve with knitted opening and method on construction

#115
20080311325
2008-12-18

Open Protective Tube

#116
20080296891
2008-12-04

Hose connector with adjustable ambient air inlets

#117
20080258458
2008-10-23

Means for fire protection of pipe joints and valves in pipelines

#118
20080190506
2008-08-14

Fire resistant hose assembly

#119
20080149212
2008-06-26

Protection Tube Which Is Resistant To High Temperatures

#120
20080110518
2008-05-15

Gas conduit system

#121
20080085388
2008-04-10

FILAMENT REINFORCED TAPES USEFUL AS UNDERWATER PIPE WRAP

#122
20080035366
2008-02-14

Heat Protection Tube

#123
20070240896
2007-10-18

PROTECTIVE SLEEVE ASSEMBLY HAVING AN INTEGRAL CLOSURE MEMBER AND METHODS OF MANUFACTURE AND USE THEREOF

#124
20070235101
2007-10-11

Semi-rigid flexible duct

#125
20070191755
2007-08-16

Protection shield positioning assembly and positioning device therefor and method of use

#126
20070131299
2007-06-14

Insulated duct wrap

#127
20070114055
2007-05-24

Insulated article and method of making same

#128
20070001453
2007-01-04

Protection cover for quick connector

#129
20060216449
2006-09-28

Flame-resistant tube for braking systems

#130
20060182915
2006-08-17

Duct wrap and method for fire protecting a duct

#131
20060151043
2006-07-13

Fire resistant hose construction

#132
20060054763
2006-03-16

Heat shield positioning assembly

#133
20060054346
2006-03-16

Sleeve assembly for receiving elongated items within a duct

#134
20060051035
2006-03-09

Protective device

#135
20050257460
2005-11-24

Fireproof material

#136
20050227041
2005-10-13

Heat protective articles