Inventor
Hans H. Schneehage
Inventor
Mutterstadt, DE
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Pprimary
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds15%
C01GCompounds containing metals not covered by subclasses c01d or c01f12%
G11BInformation storage based on relative movement between record carrier and transducer12%
B01DSeparation6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
B22FWorking metallic powder6%
C07CAcyclic or carbocyclic compounds6%
C07DHeterocyclic compounds6%
H01FMagnets6%
C01CAmmonia3%
PatentTitleYear
4,740,644'Preparation of 1,2-dichloroethane by oxychlorination of ethylene over a copper-containing supported catalyst'19884,616,094'Isolation of liquid urea from the off-gas of the synthesis of melamine'19864,387,224'Melamine quality by reactivation of the melamine synthesis catalyst'19834,360,504'Simultaneous destruction of trace components in the reaction off-gas from the synthesis of melamine'19824,155,748'Manufacture of ferromagnetic metal particles consisting essentially of iron'19794,120,667'Isolation of pure ammonia from gas mixtures containing ammonia and carbon dioxide'19784,073,977'Stabilization of pyrophoric metal powders with alkylene oxide polymers'19784,071,610'Manufacture of gamma-iron(III) oxide'19784,061,726'Manufacture of acicular .gamma.-iron(III) oxide'19774,059,716'Manufacture of gamma-iron(III) oxide'19774,018,882'Manufacture of gamma-iron (III) oxide'19774,017,303'Manufacture of acicular ferromagnetic metal pigments containing iron'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1988Patents assigned to BASF AG (12)· patent assignee history
1977–1979Based in Mutterstadt, DE· patent location history
1982–1988Based in Weisenheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 12 | 1977–1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mutterstadt, DE | 8 | 1977–1979 |
| Weisenheim, DE | 4 | 1982–1988 |