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Inventor

SHANMING HU

Inventor
CN

Overview

1→
Patents
2023
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C05Bprimary
C05BPhosphatic fertilisers50%
C05DInorganic fertilisers not covered by subclasses c05b, c05c50%
PatentTitleYear
11,787,748Polyphosphoric acid calcium magnesium fertilizer, polyphosphoric acid calcium magnesium fertilizer prepared by using phosphoric acid and phosphorus tailings as raw material and preparation method therefor2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to KINGENTA ECOLOGICAL ENG GROUP CO LTD (1)· patent assignee history
2023Patents assigned to KINGENTA NORSTERRA CHEMICAL CO LTD (1)· patent assignee history
2023Patents assigned to YUNNAN ZHONGZHENG CHEMICAL IND CO LTD (1)· patent assignee history
2023Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KINGENTA ECOLOGICAL ENG GROUP CO LTD12023
KINGENTA NORSTERRA CHEMICAL CO LTD12023
YUNNAN ZHONGZHENG CHEMICAL IND CO LTD12023
Locations
LocationPatentsSpan
CN12023