LexDanaLexDanabeta
Inventor

Mingru ZHANG

Inventor
CN

Overview

2→
Patents
2022
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.

C21Dprimary
C21DModifying the physical structure of ferrous metals50%
C22CAlloys50%
PatentTitleYear
11,434,553Low cost lean production bainitic steel wheel for rail transit, and manufacturing method therefor202211,306,377High strength, high toughness, heat-cracking resistant bainite steel wheel for rail transportation and manufacturing method thereof2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to MAANSHAN IRON & STEEL CO LTD (2)· patent assignee history
2022Patents assigned to MAGANG GROUP HOLDING CO LTD (2)· patent assignee history
2022Patents assigned to MAANSHAN IRON & STEELC O LTD (1)· patent assignee history
2022Patents assigned to NMAGANG GROUP HOLDING CO LTD (1)· patent assignee history
2022Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MAANSHAN IRON & STEEL CO LTD22022
MAGANG GROUP HOLDING CO LTD22022
MAANSHAN IRON & STEELC O LTD12022
NMAGANG GROUP HOLDING CO LTD12022
Locations
LocationPatentsSpan
CN22022