Inventor
Robert Queck
Inventor
Hurth, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements50%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids25%
F27BFurnaces, kilns, ovens or retorts in general25%
PatentTitleYear
4,379,131'Production of phosphorus pentoxide with utilization of reaction heat'19834,323,718'Arc furnace roof'19824,251,682'Operation of a lead-in-device receiving a conductor passed through the cover of an electrical precipitation apparatus'19814,219,533'Apparatus for the production of hexagonal phosphorus pentoxide'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1983Patents assigned to HOECHST AG (4)· patent assignee history
1980–1983Based in Hurth, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOECHST AG | 4 | 1980–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hurth, DE | 4 | 1980–1983 |