Alexander Ohorodnik

Person

Erftstadt-Liblar, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Continuous production of 2,5-dioxo-1-oxa-2-phospholanes
- Patent number 4,062,888
- Issue date Dec 13, 1977
- Hoechst Aktiengesellschaft
- Alexander Ohorodnik
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of sulfuric acid containing acetic acid
- Patent number 4,045,295
- Issue date Aug 30, 1977
- Hoechst Aktiengesellschaft
- Stefan Schafer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of flame retarding linear polyesters
- Patent number 4,033,936
- Issue date Jul 5, 1977
- Hoechst Aktiengesellschaft
- Ulrich Bollert
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Production of beta-halogenoformyl-ethyl phosphinic acid halides
- Patent number 4,022,826
- Issue date May 10, 1977
- Hoechst Aktiengesellschaft
- Elmar Lohmar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Distillative purification of 2,5-dioxo-1-oxa-2-phospholanes
- Patent number 4,016,048
- Issue date Apr 5, 1977
- Hoechst Aktiengesellschaft
- Klaus Gehrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of crude hydrogen chloride
- Patent number 4,003,723
- Issue date Jan 18, 1977
- Hoechst Aktiengesellschaft
- Stefan Schafer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of 2-chlorobutadiene-1,3
- Patent number 3,978,146
- Issue date Aug 31, 1976
- Hoechst Aktiengesellschaft
- Alexander Ohorodnik
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of monovinylacetylene
- Patent number 3,957,899
- Issue date May 18, 1976
- Hoechst Aktiengesellschaft
- Alexander Ohorodnik
- C07 - ORGANIC CHEMISTRY

Alexander Ohorodnik

Person

Patents Grantslast 30 patents

Continuous production of 2,5-dioxo-1-oxa-2-phospholanes

Purification of sulfuric acid containing acetic acid

Process for the manufacture of flame retarding linear polyesters

Production of beta-halogenoformyl-ethyl phosphinic acid halides

Distillative purification of 2,5-dioxo-1-oxa-2-phospholanes

Purification of crude hydrogen chloride

Production of 2-chlorobutadiene-1,3

Production of monovinylacetylene