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Inventor

Weijiang Chu

Inventor
Hangzhou, CN

Overview

2→
Patents
2018–2019
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

F42Dprimary
F42DBlasting33%
E02DFoundations17%
E21DShafts17%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels17%
Y02ATechnologies for adaptation to climate change17%
PatentTitleYear
10,378,172Yieldable construction method for early releasing surrounding rock deformation on weak counter-inclined slope20199,995,139Surrounding rock pretreatment method for TBM passing through round tunnel section with high rock-burst risk2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to POWERCHINA HUADONG ENGINEERING CORP LTD (2)· patent assignee history
2018–2019Based in Hangzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
POWERCHINA HUADONG ENGINEERING CORP LTD22018–2019
Locations
LocationPatentsSpan
Hangzhou, CN22018–2019