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Essen 1, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method of making shaped bodies for use in the construction trades f...
Patent number
4,925,614
Issue date
May 15, 1990
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Georg Gebhard
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for the dry removal of sulfur dioxide from flue gas
Patent number
4,710,365
Issue date
Dec 1, 1987
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Georg R. U. Gebhard
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Boiler-heating assembly with oil- and coal-fired ignition burners
Patent number
4,555,994
Issue date
Dec 3, 1985
Rheinisch-Westfalisches Elektrizitatswerk AG
Karl Voigt
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method of removing sulfur dioxide and other toxic and noxious compo...
Patent number
4,540,555
Issue date
Sep 10, 1985
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Paul W. U. Franke
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of making a building material
Patent number
4,501,618
Issue date
Feb 26, 1985
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Georg R. U. Gebhard
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of treating radioactive waste water
Patent number
4,476,048
Issue date
Oct 9, 1984
Rheinisch-Westfalisches Elektrizitatswerk AG
Rainer Ambros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of and apparatus for the treatment of radioactive waste wate...
Patent number
4,440,673
Issue date
Apr 3, 1984
Rheinisch-Westfalisches Elektrizitatswerk AG
Rainer Ambros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of making a composite electrode
Patent number
4,439,916
Issue date
Apr 3, 1984
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Peter Faber
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of recovering boric acid from waste-water concentrates of nu...
Patent number
4,435,184
Issue date
Mar 6, 1984
Rheinisch-Westfalisches Elektrizitatswerk AG
Heinrich J. Schroeder
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of and an apparatus for the evaluation of burned-out nuclear...
Patent number
4,382,906
Issue date
May 10, 1983
Rheinisch-Westfalisches Elektrizitatswerk AG
Rainer Ambros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Heat-pump heating unit
Patent number
4,376,461
Issue date
Mar 15, 1983
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Bernd Dietrich
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Transport and storage vessel for radioactive materials
Patent number
4,272,683
Issue date
Jun 9, 1981
GNS Gesellschaft fur Nuklear-Service mbH
Henning Baatz
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of reducing the sulfur emissions from boilers fired with bro...
Patent number
4,262,610
Issue date
Apr 21, 1981
Rheinisch-Westfalisches Elektrizitatswerk AG
Klaus Hein
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of making electrodes for electrolytic purposes
Patent number
4,188,269
Issue date
Feb 12, 1980
Rheinisch-Westfalisches Elektrizitatswerk AG
Heinz P. Fritz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Composite electrode for storage batteries, accumulators and the like
Patent number
4,161,569
Issue date
Jul 17, 1979
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Peter Faber
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-temperature method of operating a lead-acid cell
Patent number
4,076,901
Issue date
Feb 28, 1978
Rheinisch-Westfalisches Elektrizitatswerk AG
Heinz Peter Fritz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for making titanium-supported lead electrode
Patent number
4,019,970
Issue date
Apr 26, 1977
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Heinz Peter Fritz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Primary or secondary electrochemical cell
Patent number
3,960,594
Issue date
Jun 1, 1976
Rheinisch-Westfalisches Elektrizitatswerk Aktiengesellschaft
Heinz Peter Fritz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for making lead electrode
Patent number
3,935,082
Issue date
Jan 27, 1976
Rheinisch-Westfalisches Elektrizitatswerk AG
Heinz Peter Fritz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73361818 - LIMNOTHERM
Serial number
73361818
Registration number
1252359
Filing date
Apr 27, 1982
Rheinisch-Westfalisches Elektrizitatswerk AG
29 - Meat, fish, poultry and game