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Dragan Iliev Nenov
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Sofia, BG
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last 30 patents
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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 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
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