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Ivan D. Nikolov
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Sofia, BG
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Patents Grants
last 30 patents
Information
Patent Grant
Method of and apparatus for casting metals under pressure
Patent number
4,671,342
Issue date
Jun 9, 1987
Institute po Metaloznanie i Technologia NAMetalite
Angel T. Balevski
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for the treatment and casting of metals and alloys in a c...
Patent number
4,616,808
Issue date
Oct 14, 1986
Institute po Metaloznanie i Technologia na Metalite
Ivan D. Nikolov
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and machine for pressure diecasting
Patent number
4,550,763
Issue date
Nov 5, 1985
Institute po Metaloznanie i Technologia na Metalite
Ivan D. Nikolov
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for nitriding metal materials and ferroalloys under pressure
Patent number
4,253,868
Issue date
Mar 3, 1981
Institute po Metaloznanie i Technologia na Metalite
Ivan D. Nikolov
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Apparatus for casting metals and other materials under pressure
Patent number
4,231,416
Issue date
Nov 4, 1980
NPO "Technologia Na Metalite"
Ivan D. Nikolov
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Induction crucible furnace
Patent number
4,227,033
Issue date
Oct 7, 1980
Institute po Metaloznanie i Technologia na Metalite
Ivan D. Nikolov
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Low-pressure or counterpressure casting apparatus
Patent number
4,153,100
Issue date
May 8, 1979
Institut Po Metaloznanie I Technologia Na Metalite
Angel T. Balevski
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Nickel-free austenitic corrosion-resistant steel
Patent number
4,116,683
Issue date
Sep 26, 1978
Institute po Metaloznanie i Technologia na Metalite
Ivan Dimov Nikolov
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of producing molded parts with a smooth noncellular skin and...
Patent number
4,092,385
Issue date
May 30, 1978
Institute po Metaloznanie i Technologia na Metalite
Angel Tonchev Balevski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Machine for molding materials with a long solidification time, such...
Patent number
4,090,837
Issue date
May 23, 1978
Institute po Metaloznanie i Technologia na Metalite
Angel Tonchev Balevski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for controlling the rate of filling of casting molds
Patent number
4,050,503
Issue date
Sep 27, 1977
Institute po Metaloznanie i Technologia na Metalite
Angel Tonchev Balevski
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of and apparatus for fluid die stamping
Patent number
4,049,041
Issue date
Sep 20, 1977
Institute po Metalosnanie i Technologia na Metalite pri Ban
Ivan Dimov Nikolov
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for controlling the rate of filling of casting molds
Patent number
3,961,662
Issue date
Jun 8, 1976
Institut po Metaloznanie i Technologia na Metalite
Angel Tonchev Balevski
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of injection molding a thermoplastic article having a cellul...
Patent number
3,960,996
Issue date
Jun 1, 1976
Institut po Metaloznanie i Technologia na Metalite
Anguel Tonchev Balevski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Device for the production of articles with a compact smooth skin an...
Patent number
3,949,905
Issue date
Apr 13, 1976
Institute po Metaloznanie i Technologia na Metalite
Ivan Dimov Nikolov
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL