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Liang Yu
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Katy, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pipe coupling assembly and method
Patent number
11,906,078
Issue date
Feb 20, 2024
Polyflow LLC
Liang Yu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Spoolable reinforced thermoplastic pipe for subsea and buried appli...
Patent number
10,935,168
Issue date
Mar 2, 2021
Polyflow LLC
Liang Yu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Anti-extrusion layer with non-interlocked gap controlled hoop stren...
Patent number
8,967,205
Issue date
Mar 3, 2015
Deepflex Inc.
Mark Kalman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
End Fitting for a Pipe and Associated Methods
Publication number
20230392729
Publication date
Dec 7, 2023
Polyflow, LLC
Liang YU
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
PIPE COUPLING ASSEMBLY AND METHOD
Publication number
20220082188
Publication date
Mar 17, 2022
Polyflow LLC
Liang Yu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SPOOLABLE REINFORCED THERMOPLASTIC PIPE FOR SUBSEA AND BURIED APPLI...
Publication number
20190162335
Publication date
May 30, 2019
Polyflow LLC
Liang Yu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
MULTI-LAYER PIPES
Publication number
20180187802
Publication date
Jul 5, 2018
Polyflow LLC
James R. Copeland
B32 - LAYERED PRODUCTS
Information
Patent Application
PRESSURE ARMOR WITH INTEGRAL ANTI-COLLAPSE LAYER
Publication number
20150152983
Publication date
Jun 4, 2015
Mark Douglas Kalman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SPOOLABLE PIPE WITH INCREASED COMPRESSIVE STRENGTH AND METHOD OF MA...
Publication number
20130312862
Publication date
Nov 28, 2013
DEEPFLEX INC.
Mark Douglas Kalman
B32 - LAYERED PRODUCTS
Information
Patent Application
ANTI-EXTRUSION LAYER WITH NON-INTERLOCKED GAP CONTROLLED HOOP STREN...
Publication number
20110226374
Publication date
Sep 22, 2011
DEEPFLEX INC.
Mark Kalman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...