ClassID:

153511

F16L59/147 - CPC Classification

Classification description:

Thermal insulation in general; Arrangements for the insulation of pipes or pipe systems the insulation being located inwardly of the outer surface of the pipe

Recent Application in this class:
#1
20260071714
2026-03-12

POLYMER COMPOSITE PIPE

#2
20250290594
2025-09-18

APPARATUS, SYSTEM AND METHOD FOR INSULATED CONDUCTING OF FLUIDS

#3
20250251061
2025-08-07

DISTRICT HEATING PIPES FOR TRENCHLESS INSTALLATION

#4
20250189068
2025-06-12

THERMAL INSULATING SLEEVE LINER FOR FLUID FLOW DEVICE AND FLUID FLOW DEVICE INCORPORATING SUCH LINER

#5
20250075842
2025-03-06

COATED EXHAUST INSULATION SYSTEM AND METHOD

#6
20240410514
2024-12-12

METAL TUBULAR COMPONENT, TUBULAR THREADED JOINT COMPRISING SUCH A COMPONENT AND METHOD OF OBTAINING SUCH A COMPONENT

#7
20240377096
2024-11-14

METHODS, MATERIALS, AND EQUIPMENT TO FORM IMPROVED FIT DUCT LINER INSULATION FOR ROUND AND OVAL HVAC DUCT SYSTEMS

#8
20240353051
2024-10-24

Thermally Insulated Tubing for Geothermal Power Systems

#9
20240263731
2024-08-08

Insulated fluid flow block

#10
20240200713
2024-06-20

Fuel Line Comprising Insulation, and Pressure Vessel System

#11
20240044440
2024-02-08

Manufacture of Pipe-in-Pipe Assemblies

#12
20240003589
2024-01-04

SELF-ADHERING DUCT INSULATION PRODUCT

#13
20230313953
2023-10-05

Composite pipeline for transporting hydrogen and method for monitoring hydrogen leakage

#14
20230235842
2023-07-27

Device for connection of two double-wall pipes and hydrogen line including said connection device

#15
20230228362
2023-07-20

PIPE FOR CONVEYING FLUIDS IN HVACR SYSTEMS

#16
20230011161
2023-01-12

Mitigation of Buckling in Subsea Pipe-in-Pipe Systems

#17
20220397228
2022-12-15

HEAT INSULATING STRUCTURE, HEAT INSULATING BODY, METHOD FOR MANUFACTURING HEAT INSULATING STRUCTURE, AND METHOD FOR MANUFACTURING HEAT INSULATING BODY

#18
20220333718
2022-10-20

Ultra-high performance fibre-reinforced concrete pipe for pressurized fluid transport

#19
20220252206
2022-08-11

Thermal insulating sleeve liner for fluid flow device and fluid flow device incorporating such liner

#20
20220235895
2022-07-28

Methods and materials to universally fit duct liner insulation for oval HVAC duct systems

#21
20220093300
2022-03-24

Superconducting bulk cooling apparatus and cooling method for high-temperature superconducting magnetic levitation vehicle

#22
20220034443
2022-02-03

Flow pipe

#23
20210388934
2021-12-16

Modular heater assemblies for use in fluid conduits

#24
20210364121
2021-11-25

Pipe for conveying fluids in HVACR systems

#25
20210356056
2021-11-18

Thermoplastic blends and composites for flexible pipes

#26
20210270405
2021-09-02

Conduits for transporting fluids and methods of fabricating the same

#27
20210229335
2021-07-29

METHOD AND DEVICE FOR MANUFACTURING A THERMALLY INSULATED PIPE

#28
20210190253
2021-06-24

Ultra-long thermally insulated pipeline and forming method thereof

#29
20210123560
2021-04-29

Liner for Insulating High Temperature Process Piping Against Thermal Fatigue Failure

#30
20210123559
2021-04-29

Liner for insulating high temperature process piping against thermal fatigue failure

#31
20210018136
2021-01-21

Thermal insulating sleeve liner for fluid flow device and fluid flow device incorporating such liner

#32
20200378646
2020-12-03

METHODS, MATERIALS, AND EQUIPMENT TO FORM IMPROVED FIT DUCT LINER INSULATION FOR ROUND AND OVAL HVAC DUCT SYSTEMS

#33
20200263812
2020-08-20

HELICALLY WOUND TUBULAR STRUCTURES

#34
20200200318
2020-06-25

Conduits for transporting fluids

#35
20200149676
2020-05-14

Insulator And Method Of Manufacturing The Same

#36
20200096147
2020-03-26

Expansion joint

#37
20190390870
2019-12-26

Methods, materials, and equipment to form improved fit duct liner insulation for round and oval HVAC duct systems

#38
20190376636
2019-12-12

Methods and materials to universally fit duct liner insulation for oval HVAC duct systems

#39
20190323735
2019-10-24

High-temperature heat shield assembly

#40
20190062167
2019-02-28

Silica aerogel blanket for ultra-high temperature, method for producing same, and method for constructing same

#41
20180259115
2018-09-13

Thermally insulating pipes

#42
20180259111
2018-09-13

Segment of pipe-in-pipe pipeline and the use of an acoustic transducer measurement system for the reduced pressure annulus

#43
20180163996
2018-06-14

High-temperature heat shield assembly

#44
20180066789
2018-03-08

High Thermal Efficiency Tube for Conveying Fluids

#45
20170276894
2017-09-28

Smart subsea pipeline with conduits

#46
20170157896
2017-06-08

Heat shield and system with heat shield of this type

#47
20160290550
2016-10-06

THERMALLY INSULATED TUBULAR

#48
20160003193
2016-01-07

Exhaust duct

#49
20150267937
2015-09-24

Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials

#50
20150235719
2015-08-20

Leidenpump

#51
20140065331
2014-03-06

Composite exhaust element

#52
20130263765
2013-10-10

PIPE INSULATION

#53
20130174934
2013-07-11

Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials

#54
20130048135
2013-02-28

Fluid transfer assembly

#55
20130042478
2013-02-21

Hose

#56
20130019986
2013-01-24

Metal dusting protection for welded pipe assemblies

#57
20120279606
2012-11-08

INTERNALLY INSULATED RIGID EXHAUST SYSTEM AND METHOD FOR MAKING SAME

#58
20120255640
2012-10-11

Method and apparatus for installation and repair of insulated line pipes

#59
20120012698
2012-01-19

Aircraft comprising an insulation system for thermal and acoustic insulation

#60
20110017305
2011-01-27

Tubular member with thermal sleeve liner

#61
20100282353
2010-11-11

Coaxial Pipe Element In Which The Inner Pipe Is Under Strees, And A Method Of Fabrication

#62
20100229992
2010-09-16

HOSE

#63
20100212807
2010-08-26

INSULATING ANGULAR DUCT SECTIONS FORMED ON AN AUTOMATIC COIL LINE

#64
20100071289
2010-03-25

Foam insulation structure and method for insulating annular ducts

#65
20100018601
2010-01-28

Composite insulation structure for the insulation of the interior surface of annular ducts

#66
20090159146
2009-06-25

Styrenic insulation for pipe

#67
20090133772
2009-05-28

Element for a pipe for transporting hot gases and method of fabricating said element

#68
20090101225
2009-04-23

Thermal insulation of flexible pipes

#69
20080060713
2008-03-13

Manufacture of flexible tubular duct with improved core delivery

#70
20080054628
2008-03-06

Plastic shielding for insulation

#71
20080047627
2008-02-28

AIR HANDLING SYSTEM DUCTWORK COMPONENT AND METHOD OF MANUFACTURE

#72
20080011381
2008-01-17

Protective and Thermal Insulative Barrier

#73
20070181204
2007-08-09

INSULATED DUAL WALL DUCT

#74
20070102055
2007-05-10

Composites based on macro and nanoporous materials

#75
20060127613
2006-06-15

Refractory lined ducts and coating for use therewith

#76
20060118192
2006-06-08

Method of manufacturing an insulated pipeline

#77
20060067860
2006-03-30

Construction for an engine exhaust system component

#78
20050120732
2005-06-09

Connection structure of coolant pipe of air conditioner