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Application filed by Юрій Володимирович Дзядикевич, Юрий Владимирович Дзядикевич, Роман Михайлович Горбатюк, Олег Дмитрович Сміян, Олег Дмитриевич Смиян, Ігор Йосипович Бочар, Игорь Иосифович БочарfiledCriticalЮрій Володимирович Дзядикевич
Priority to UA98020578ApriorityCriticalpatent/UA30238A/en
Publication of UA30238ApublicationCriticalpatent/UA30238A/en
A process for treatment relates to the chemical and thermal treatment of metals. Molybdenum and tungsten and their alloys are treated by diffusive saturation. Refractory metals are preliminarily refined and then are molybdenized (tungstenized) in the powder mixture.
UA98020578A1998-02-031998-02-03Process for treatment of molybdenum and tungsten and their alloys
UA30238A
(en)
Phthalazine derivatives, process for producing them and pharmaceutical compositions containing them and use of the compounds for producing pharmaceutical compositions useful for treating erectile dysfunction