Inventor
Paul de Witte
Inventor
Westkapelle, NL
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry38%
C01BNon-metallic elements38%
B01DSeparation25%
PatentTitleYear
4,592,803'Device for making alkali metal phosphates by spraying alkali metal phosphate solutions or suspensions'19864,534,946'Process for making alkali metal polyphosphates'19854,501,639'Process and device for making alkali metal phosphates by spraying alkali metal phosphate solutions or suspensions'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1986Patents assigned to HOECHST AG (3)· patent assignee history
1985–1986Based in Westkapelle, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOECHST AG | 3 | 1985–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Westkapelle, NL | 3 | 1985–1986 |