Membership
Tour
Register
Log in
Rungen Liu
Follow
Person
Zhejiang, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Large-scale hydraulic variable-speed floating box flap valve
Patent number
9,103,452
Issue date
Aug 11, 2015
NINGBO JUSHEN PUMPS INDUSTRY CO., LTD.
Songmao Zhai
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Patents Applications
last 30 patents
Information
Patent Application
LARGE-SCALE HYDRAULIC VARIABLE-SPEED FLOATING BOX FLAP VALVE
Publication number
20130292589
Publication date
Nov 7, 2013
NINGBO JUSHEN PUMPS INDUSTRY CO., LTD.
Songmao Zhai
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING