Membership
Tour
Register
Log in
Yan HUANG
Follow
Person
Beijing, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and device for dirt intercepting permeable pavement
Patent number
12,129,606
Issue date
Oct 29, 2024
Beijing University of Civil Engineering and Architecture
Haiyan Li
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Permanent packer and extended gas lift method using permanent packer
Patent number
11,994,011
Issue date
May 28, 2024
PetroChina Company Limited
Weilin Wang
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
PERMANENT PACKER AND EXTENDED GAS LIFT METHOD USING PERMANENT PACKER
Publication number
20220349282
Publication date
Nov 3, 2022
Sichuan Shengnuo Oil And Gas Engineering Technology Service Co.Ltd
Weilin Wang
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and device for a permeable pavement of dirt interception
Publication number
20200354900
Publication date
Nov 12, 2020
Beijing University of Civil Engineering and Architecture
Haiyan LI
B32 - LAYERED PRODUCTS