Inventor
Johannes Heilos
Inventor
Seligenstadt, DE
Overview
Patents· 6 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 chemistry40%
C07CAcyclic or carbocyclic compounds27%
C07DHeterocyclic compounds27%
C01CAmmonia7%
PatentTitleYear
4,621,072'Process for preparing abrasion-resistant coated catalysts'19864,539,409'Process for preparing aromatic nitriles'19854,521,618'Process for preparing acrylic or methacrylic acid'19854,447,612'Catalysts for the production of 3-cyanopyridine'19844,442,308'Process for preparing by catalytic oxidation in oxygen-containing gas mixtures, acrolein from propylene and methacrolein from isobutylene or tertiary butanol'19844,003,983'Process of preparing dicyan'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1986Patents assigned to DEGUSSA (6)· patent assignee history
1977–1986Based in Seligenstadt, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DEGUSSA | 6 | 1977–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seligenstadt, DE | 6 | 1977–1986 |