ClassID:

153471

F16L58/14 - CPC Classification

Classification description:

Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings; Coatings characterised by the materials used by ceramic or vitreous materials

Recent Application in this class:
#1
20250257839
2025-08-14

METHOD OF PRODUCING ANTI-SCALING AND ANTI-GALLING COATING ON AN INTERNAL SURFACE OF A TUBULAR MEMBER

#2
20240271740
2024-08-15

FLEXIBLE TUBE FOR CONVEYING ABRASIVE MATERIALS AND RELATED MANUFACTURING METHOD

#3
20240026547
2024-01-25

Vitreous coating application by induction heating and integration with induction kinetic weld joining

#4
20230341075
2023-10-26

HYDROGEN TRANSPORTATION PIPE AND HYDROGEN TRANSPORTATION PIPELINE

#5
20230227711
2023-07-20

Tube coating with polar surface treated silica-based nanoparticles to prevent build-up of solid sulfur

#6
20210130962
2021-05-06

Vitreous coating application by induction heating and integration with induction kinetic weld joining

#7
20190224716
2019-07-25

Aerosol method for coating

#8
20180229206
2018-08-16

Reforming tube comprising an insert affording protection against corrosion

#9
20180187311
2018-07-05

Protective aluminum oxide surface coatings and low-temperature forming process for high-temperature applications

#10
20180180216
2018-06-28

LARGE MICRO-CRYSTALLIZED GLASS-LINED PIPELINE AND MANUFACTURING METHOD THEREOF

#11
20180142826
2018-05-24

Ceramic-backed elbow and coating system and method

#12
20180031170
2018-02-01

Separable threaded connection with asymmetric coating

#13
20160304796
2016-10-20

Surface treatment method and device treated thereby

#14
20160033057
2016-02-04

Heat releasing pipe

#15
20150375981
2015-12-31

Rotary distributor for distributing free-flowing media

#16
20150308607
2015-10-29

Ceramic-backed elbow

#17
20150306624
2015-10-29

COATED PIPE SECTION AND METHOD OF MANUFACTURE

#18
20150068637
2015-03-12

Composite particles comprising a conductive coating of PEDOT/PSS, methods of making, and articles including the same

#19
20140332105
2014-11-13

Pipe systems

#20
20140099440
2014-04-10

Processes and devices for applying coatings to the interior of tubes

#21
20130306185
2013-11-21

Method of making hydralic tubing

#22
20130213490
2013-08-22

Hydrate deposit inhibition with surface-chemical combination

#23
20130074973
2013-03-28

Exhaust pipe and method for manufacturing exhaust pipe

#24
20130062551
2013-03-14

Use of nanoporous polymer foams as heat-insulating materials

#25
20130019986
2013-01-24

Metal dusting protection for welded pipe assemblies

#26
20130001475
2013-01-03

MATERIAL COMPOSITION, METHOD OF PRODUCING THE COMPOSITION, AND OXIDATION-PROTECTED MANUFACTURE

#27
20120266998
2012-10-25

EXHAUST PIPE PAINT AND EXHAUST PIPE

#28
20120160361
2012-06-28

Construction and Manufacturing of Long Tubes with Embedded Corrosion- and Wear-Resistant Coatings Applied Directly to the Interior Surfaces

#29
20120087457
2012-04-12

Cladding material, tube including such cladding material and methods of forming the same

#30
20100266790
2010-10-21

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

#31
20100266781
2010-10-21

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

#32
20100189895
2010-07-29

Method for coating the inner walls of pipes and device suitable therefor

#33
20100180798
2010-07-22

Exhaust pipe paint, method for forming surface coat layer on exhaust pipe base, and exhaust pipe

#34
20090098289
2009-04-16

Pig and Method for Applying Prophylactic Surface Treatments

#35
20070269595
2007-11-22

Method for preventing metal leaching from copper and its alloys

#36
20070074777
2007-04-05

Exhaust pipe for internal combustion engine, and internal combustion engine and transportation apparatus incorporating the same

#37
20060127613
2006-06-15

Refractory lined ducts and coating for use therewith

#38
20060010862
2006-01-19

Exhaust pipe for internal combustion engine

#39
16798293
2023-10-03

Methods, products, and systems for monitoring and improving pipeline infrastructure