SU77540A1 - The method of producing chromium oxide - Google Patents

The method of producing chromium oxide

Info

Publication number
SU77540A1
SU77540A1 SU391300A SU391309A SU77540A1 SU 77540 A1 SU77540 A1 SU 77540A1 SU 391300 A SU391300 A SU 391300A SU 391309 A SU391309 A SU 391309A SU 77540 A1 SU77540 A1 SU 77540A1
Authority
SU
USSR - Soviet Union
Prior art keywords
chromium oxide
producing chromium
producing
oxide
chromic anhydride
Prior art date
Application number
SU391300A
Other languages
Russian (ru)
Inventor
М.Я. Попильский
Original Assignee
М.Я. Попильский
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by М.Я. Попильский filed Critical М.Я. Попильский
Priority to SU391300A priority Critical patent/SU77540A1/en
Application granted granted Critical
Publication of SU77540A1 publication Critical patent/SU77540A1/en

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  • Inorganic Compounds Of Heavy Metals (AREA)

Description

13 Свод. Выпуск II, 19-;9 i.13 Code Edition II, 19-; 9 i.

193 Предм.ет изобретени  ,, ,, Способ нолучени  окиси хрома путем термического разложени  хромового ангидрида, отличающиис  тем, что. с целью получени  продукта с минимальным содержанием серы в виде нераствори„4 сульфатов, в расплавленный хромовый ангидрид добавл ют количество углекислых со щелочных металлов.193 Invention, ,, Chromium oxide production method by thermal decomposition of chromic anhydride, characterized in that. In order to obtain a product with a minimum sulfur content in the form of insoluble 4 sulfates, carbonic acid from alkali metals is added to the molten chromic anhydride.

SU391300A 1949-02-05 1949-02-05 The method of producing chromium oxide SU77540A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU391300A SU77540A1 (en) 1949-02-05 1949-02-05 The method of producing chromium oxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU391300A SU77540A1 (en) 1949-02-05 1949-02-05 The method of producing chromium oxide

Related Child Applications (2)

Application Number Title Priority Date Filing Date
SU772474361A Addition SU1096414A2 (en) 1977-04-14 1977-04-14 Method of damping vibrations of lengthy cantilevers
SU2754812A Addition SU800462A2 (en) 1979-04-17 1979-04-17 Method of damping the oscillation of long cantilever structcres

Publications (1)

Publication Number Publication Date
SU77540A1 true SU77540A1 (en) 1949-11-30

Family

ID=48252059

Family Applications (1)

Application Number Title Priority Date Filing Date
SU391300A SU77540A1 (en) 1949-02-05 1949-02-05 The method of producing chromium oxide

Country Status (1)

Country Link
SU (1) SU77540A1 (en)

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