LexDanaLexDanabeta
Inventor

ZHISHAN BAI

Inventor
CN

Overview

3→
Patents
2022–2024
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B01Dprimary
B01DSeparation38%
B04CApparatus using free vortex flow, e.g. cyclones25%
C02FTreatment of water, waste water, sewage, or sludge13%
C07CAcyclic or carbocyclic compounds13%
C10GCracking hydrocarbon oils13%
PatentTitleYear
12,017,939Oily sewage pretreatment method and device without air floatation202411,857,897Gas cooling-scrubbing apparatus and method202411,306,259Method and apparatus for self-heat-extracting flash evaporation of sulfuric acid alkylation reaction product2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to UNIV EAST CHINA SCIENCE & TECH (3)· patent assignee history
2022–2024Based in CN· patent location history
2024Patents assigned to SHANGHAI HUACHANG ENV PROT CO LTD (1)· patent assignee history
2024Patents assigned to UNIV SICHUAN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV EAST CHINA SCIENCE & TECH32022–2024
SHANGHAI HUACHANG ENV PROT CO LTD12024
UNIV SICHUAN12024
Locations
LocationPatentsSpan
CN32022–2024