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Inventor

Liangfeng Shao

Inventor
Yantai, CN

Overview

2→
Patents
2016–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry50%
C01BNon-metallic elements50%
PatentTitleYear
10,226,758Method for preparing catalyst used for preparing chlorine, catalyst and method for preparing chlorine20199,399,582'Catalyst for preparing phosgene and method for preparing phosgene using the same'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2019Patents assigned to WANHUA CHEMICAL GROUP CO LTD (2)· patent assignee history
2016Patents assigned to WANHUA CHEMICAL (NINGBO) CO LTD (1)· patent assignee history
2016Based in Shandong, CN· patent location history
2019Based in Yantai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WANHUA CHEMICAL GROUP CO LTD22016–2019
WANHUA CHEMICAL (NINGBO) CO LTD12016
Locations
LocationPatentsSpan
Yantai, CN12019
Shandong, CN12016