Membership
Tour
Register
Log in
Guangquan Yi
Follow
Person
Yantai, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Preparation method for propylene epoxidation catalyst, and applicat...
Patent number
11,291,985
Issue date
Apr 5, 2022
Wanhua Chemical Group Co., Ltd.
Lei Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparation method for olefin epoxidation catalyst and applications...
Patent number
11,213,811
Issue date
Jan 4, 2022
WANHUA CHEMICAL GROUP CO., LTD
Lei Wang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for preparing chlorine by oxidation of hydrogen chloride a...
Patent number
10,576,465
Issue date
Mar 3, 2020
Wanhua Chemical Group Co., Ltd.
Guangquan Yi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing catalyst used for preparing chlorine, catalyst...
Patent number
10,226,758
Issue date
Mar 12, 2019
Wanhua Chemical Group Co., Ltd.
Yinchuan Lou
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Preparation Method For Propylene Epoxidation Catalyst, And Applicat...
Publication number
20200269228
Publication date
Aug 27, 2020
WANHUA CHEMICAL GROUP CO., LTD.
Lei Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION METHOD FOR OLEFIN EPOXIDATION CATALYST AND APPLICATIONS...
Publication number
20200147599
Publication date
May 14, 2020
WANHUA CHEMICAL GROUP CO., LTD.
Lei WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST FOR PREPARING CHLORINE BY OXIDATION OF HYDROGEN CHLORIDE A...
Publication number
20170274361
Publication date
Sep 28, 2017
WANHUA CHEMICAL GROUP CO., LTD.
Guangquan Yi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING CATALYST USED FOR PREPARING CHLORINE, CATALYST...
Publication number
20170001178
Publication date
Jan 5, 2017
WANHUA CHEMICAL GROUP CO., LTD.
Yinchuan Lou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST FOR PREPARING CHLORINE BY OXIDATION OF HYDROGEN CHLORIDE A...
Publication number
20130288884
Publication date
Oct 31, 2013
NINGBO WANHUA POLYURETHANES CO., LTD.
Guangquan Yi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL