Membership
Tour
Register
Log in
Faqiang SU
Follow
Person
Jiaozuo, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Liquid injection type reamer bit
Patent number
10,914,122
Issue date
Feb 9, 2021
HENAN POLYTECHNIC UNIVERSITY
Hua Nan
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
SHALLOW-BURIED LEAKAGE-PROOF PIPELINE AND METHOD FOR OPERATING SAME
Publication number
20220268659
Publication date
Aug 25, 2022
Henan Polytechnic University
Hua NAN
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Application
LIQUID INJECTION TYPE REAMER BIT
Publication number
20200362641
Publication date
Nov 19, 2020
Henan Polytechnic University
Hua NAN
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR