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Nikola Dobrev
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Plovdiv, BG
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last 30 patents
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Patent Grant
Method for producing sulphur trioxide
Patent number
5,624,653
Issue date
Apr 29, 1997
Institute of Chemical Engineering at Bulgarian Academy of Sciences
Georgy Grozev
C01 - INORGANIC CHEMISTRY
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last 30 patents
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Patent Application
METHOD AND DEVICE FOR ZINC ELECTROWINNING FROM SULFATE SOLUTIONS
Publication number
20130319877
Publication date
Dec 5, 2013
KCM '2000' AD
Ivan Enchev
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR