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Inventor

Dehao LI

Inventor
CN

Overview

2→
Patents
2021–2024
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation25%
C02FTreatment of water, waste water, sewage, or sludge25%
C08JWorking-up25%
Y02ATechnologies for adaptation to climate change25%
PatentTitleYear
11,964,220Hydrophilic/oleophobic sponge, preparation method and use thereof202411,180,400Multi-effect energy-saving apparatus for pollution control and utilization of petrochemical water2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2024Patents assigned to UNIV GUANGDONG PETROCHEM TECH (2)· patent assignee history
2021Patents assigned to GUANGZHOU YUYUE ECOLOGICAL ENVIRONMENT TECH CO LTD (1)· patent assignee history
2021Patents assigned to MAOMING GRAVITY PETROCHEMICAL EQUIPMENT CO LTD (1)· patent assignee history
2021Patents assigned to SINO SINGAPORE INTERNATIONAL JOINT RES INSTITUTE (1)· patent assignee history
2021Patents assigned to UNIV SOUTH CHINA TECH (1)· patent assignee history
2021–2024Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV GUANGDONG PETROCHEM TECH22021–2024
GUANGZHOU YUYUE ECOLOGICAL ENVIRONMENT TECH CO LTD12021
MAOMING GRAVITY PETROCHEMICAL EQUIPMENT CO LTD12021
SINO SINGAPORE INTERNATIONAL JOINT RES INSTITUTE12021
UNIV SOUTH CHINA TECH12021
Locations
LocationPatentsSpan
CN22021–2024