Inventor
Erfried Voelkl
Inventor
Frankenthal, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation30%
C01BNon-metallic elements20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals10%
F16LPipes10%
PatentTitleYear
4,475,749'Flange coupling'19844,324,570'Apparatus for de-dusting gases'19824,301,126'Process for destroying phosgene'19814,237,318'Manufacture of aqueous methanolic solution of sodium formate'19804,144,146'Continuous manufacture of sodium dithionite solutions by cathodic reduction'19794,139,351'Separation of finely divided metal oxides, produced by combustion of metal carbonyls, from a stream of gas'19794,017,593'Manufacture of sodium dithionite'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1984Patents assigned to BASF AG (7)· patent assignee history
1977–1984Based in Frankenthal, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 7 | 1977–1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Frankenthal, DE | 7 | 1977–1984 |