Patents-Review.com
ClassID:

152804 ⎘

F16L9/04 - CPC Classification

Classification description:

Rigid pipes of metal Reinforced pipes

Sub-classes:
Recent Application in this class:
#1
20250060055
2025-02-20

REINFORCED PIPE AND METHOD OF INSTALLATION

 #2
20240183494
2024-06-06

MULTILAYER STRUCTURE FOR TRANSPORTING OR STORING HYDROGEN

 #3
20240060579
2024-02-22

Exhaust pipe accessory and uses thereof

 #4
20240003470
2024-01-04

Composite pipe formed by combining a main portion and a short pipe portion, and connection structure of the same

 #5
20240003467
2024-01-04

BIMETALLIC PRODUCTION TUBING

 #6
20220373107
2022-11-24

Extruded aliphatic polyketone permeation barrier for spoolable composite pipes

 #7
20220221085
2022-07-14

Containment sleeve for pressurized piping system

 #8
20220146021
2022-05-12

Pipe structure and method for producing a pipe structure of this type

 #9
20220090710
2022-03-24

Exhaust pipe accessory and uses thereof

 #10
20210222803
2021-07-22

Containment sleeve for pressurized piping system

 #11
20210172261
2021-06-10

Enhanced welded pipe, threaded connections, and methods for achieving the same

 #12
20210048122
2021-02-18

DUCT UNIT REINFORCING METHOD

 #13
20200400251
2020-12-24

Multilayer composite pipe and pipe assemblies including reflective insulation

 #14
20200355313
2020-11-12

Insulating inserts for field joints of coated rigid pipelines

 #15
20200326094
2020-10-15

Insulated metal clad reinforced duct

 #16
20200141519
2020-05-07

PIPE BEND STRUCTURE FOR REDUCING LOAD ON NOZZLE OF ROTATING DEVICE

 #17
20200122815
2020-04-23

Reinforcing element for a structural profile, structural arrangement, aircraft or spacecraft and method for producing a structural arrangement

 #18
20200041063
2020-02-06

Tubing for brake and fuel systems incorporating graphene impregnated polyamides

 #19
20190271432
2019-09-05

Field joint arrangement for a pipeline and protecting method thereof

 #20
20190242517
2019-08-08

Loose lining structure based on a tantalum plate and a steel clad plate and manufacturing method thereof

 #21
20190178422
2019-06-13

Fluid supply conduit and method for providing such a conduit

 #22
20190061312
2019-02-28

Fluid conduit and method

 #23
20180274712
2018-09-27

Insulating inserts for field joints of coated rigid pipelines

 #24
20180216416
2018-08-02

Enhanced welded pipe, threaded connections, and methods for achieving the same

 #25
20180051664
2018-02-22

METHOD OF MANUFACTURING A FUEL DISTRIBUTOR

 #26
20180017190
2018-01-18

Metal pipe having thickened end portion, and method of manufacturing same

 #27
20170350551
2017-12-07

Method for protecting field joint arrangement for a pipeline

 #28
20170292639
2017-10-12

Carbon Fiber Composite Reinforcement With Circumferential And Axial Interlocking

 #29
20170037986
2017-02-09

Duct stiffening device

 #30
20160327188
2016-11-10

Dual walled titanium tubing and methods of manufacturing the tubing

 #31
20160131389
2016-05-12

Structurally reinforced duct

 #32
20160061381
2016-03-03

Pressure Vessels, Design and Method of Manufacturing Using Additive Printing

 #33
20150240970
2015-08-27

Friction stir welded pipes

 #34
20150114064
2015-04-30

Water pipe for which hydroforming is employed, and a production method therefor

 #35
20140332111
2014-11-13

Reinforcing Assembly for Air Conditioning Ducts and Reinforced Air Conditioning Duct Incorporating Such Assembly

 #36
20140238525
2014-08-28

THERMOPLASTIC COMPOSITE PIPE WITH LONGITUDINAL REINFORCEMENT

 #37
20140144409
2014-05-29

Fuel line

 #38
20140124082
2014-05-08

Pipeline reinforcement assembly and method

 #39
20140027599
2014-01-30

Duct stiffening device

 #40
20130319901
2013-12-05

Glass-fiber reinforced plastic pipe

 #41
20130192706
2013-08-01

Pipe element made of a hoop-wound tube with transition elements

 #42
20130108787
2013-05-02

Facility and method for coating the inside of a pipe element

 #43
20130074974
2013-03-28

DUCTWORK STIFFENER

 #44
20120261021
2012-10-18

EXHAUST PIPE

 #45
20120204992
2012-08-16

Water pipe for which hydroforming is employed, and a production method therefor

 #46
20100193062
2010-08-05

COMPOSITE METAL TUBING

 #47
20100180799
2010-07-22

Exhaust pipe paint, method for producing exhaust pipe, and exhaust pipe

 #48
20100012217
2010-01-21

Embedded metallic tubes with compression fit and method for manufacturing the same

 #49
20080053554
2008-03-06

Dry fiber wrapped pipe

 #50
20070057505
2007-03-15

Corrosion resistant conduit systems with enhanced surface hardness

 #51
20050271896
2005-12-08

Multiple walled rolled tube and method for manufacturing same

 #52
20050039812
2005-02-24

Duct reinforcement rod and fabrication apparatus