SU798043A1 - Method of producing high-silicon cryolite - Google Patents

Method of producing high-silicon cryolite Download PDF

Info

Publication number
SU798043A1
SU798043A1 SU782668414A SU2668414A SU798043A1 SU 798043 A1 SU798043 A1 SU 798043A1 SU 782668414 A SU782668414 A SU 782668414A SU 2668414 A SU2668414 A SU 2668414A SU 798043 A1 SU798043 A1 SU 798043A1
Authority
SU
USSR - Soviet Union
Prior art keywords
silicon
aluminum
cryolite
fluorine
containing compound
Prior art date
Application number
SU782668414A
Other languages
Russian (ru)
Inventor
Адольф Макарович Загудаев
Леонид Георгиевич Ширинкин
Евгений Васильевич Лапин
Владимир Петрович Влезько
Александр Иосифович Кравченко
Иван Аполлонович Гелета
Алексей Егорович Золотарев
Иван Алексеевич Тимченко
Владимир Сергеевич Калач
Original Assignee
Предприятие П/Я А-7125
Сумское Производственное Объединение"Химпром"
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 Предприятие П/Я А-7125, Сумское Производственное Объединение"Химпром" filed Critical Предприятие П/Я А-7125
Priority to SU782668414A priority Critical patent/SU798043A1/en
Application granted granted Critical
Publication of SU798043A1 publication Critical patent/SU798043A1/en

Links

Landscapes

  • Silicon Compounds (AREA)

Description

(54) СПОСОБ ПОЛУЧЕНИЯ ВЫСОКОКРЕМНИСТОГО КРИОЛИТА(54) METHOD FOR OBTAINING A HIGHLY SILICONE CRYOLITE

Claims (2)

Формула изобретенияClaim 1. Способ получения высококремнистого криолита путем взаимодействия алюминййсодержащего и кремнефторсодержащего соединений с содой с последующим отделением и сушкой полученного осадка, отличающийся тем, что, с целью повышения скорости фильтрации, в раствор алюминийсодержащего соединения вводят сначала соду до pH = 4-5, затем кремнефторсодержащее соединение и снова соду до pH 5-7.1. A method of producing a high-silicon cryolite by reacting an aluminum-containing and silicon fluorine-containing compounds with soda, followed by separation and drying of the obtained precipitate, characterized in that, in order to increase the filtration rate, soda is first introduced into the solution of the aluminum-containing compound to pH = 4-5, then the silicon-fluorine-containing compound and again soda to pH 5-7. 2. Способ поп. 1, отличающий с я тем, что в качестве алюминийсодержащего соединения используют раствор фтористого алюминия или фторалюминиевой кислоты, а в качестве кремнефторсодержащего соединения используют кремнегель, содержащий фтористый алюминий.2. The method of pop. 1, characterized in that a solution of aluminum fluoride or fluoroaluminic acid is used as an aluminum-containing compound, and silica gel containing aluminum fluorine is used as a fluorine-containing compound.
SU782668414A 1978-07-18 1978-07-18 Method of producing high-silicon cryolite SU798043A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU782668414A SU798043A1 (en) 1978-07-18 1978-07-18 Method of producing high-silicon cryolite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU782668414A SU798043A1 (en) 1978-07-18 1978-07-18 Method of producing high-silicon cryolite

Publications (1)

Publication Number Publication Date
SU798043A1 true SU798043A1 (en) 1981-01-23

Family

ID=20787011

Family Applications (1)

Application Number Title Priority Date Filing Date
SU782668414A SU798043A1 (en) 1978-07-18 1978-07-18 Method of producing high-silicon cryolite

Country Status (1)

Country Link
SU (1) SU798043A1 (en)

Similar Documents

Publication Publication Date Title
BE824672A (en) PROCESS FOR SEPARATING HYDROFLUORIC ACID FROM RESIDUAL GASES FROM ELECTROLYSIS OF ALUMINUM BY DRY ADSORPTION ON ALUMINUM OXIDE
IT1122028B (en) PROCESS FOR THE PREPARATION OF DIESEL
EP0173793A3 (en) Process for producing silicium tetrafluoride
NO791452L (en) PYROHYDROLYSE PROCESS FOR RECOVERY OF FLUORES, ALUMINUM AND SODIUM
IT1112972B (en) PROCESS FOR THE PREPARATION OF ZEOLITES
NO791639L (en) CONTINUOUS PROCEDURE FOR PRODUCTION OF PURE ALUMINUM OXIDE
IT1122029B (en) PROCESS FOR THE PREPARATION OF DIESEL
BR7908473A (en) ACID GAS PURIFICATION PROCESS
ATE16406T1 (en) PROCESS FOR THE PRODUCTION OF ISOMALTULOSE (6-O-ALPHA-D-GLUCO-PYRANOSIDO-D-FRUCTOSE) USING IMMOBILIZED BACTERIAL CELLS.
BR7903052A (en) PROCESS OF OBTAINING PURE ALUMINUM
SU798043A1 (en) Method of producing high-silicon cryolite
DE3778242D1 (en) PRODUCTION OF BASIC ALUMINUM HALOGENIDES.
GB1520160A (en) Process for producing sodium fluoride from sodium silicofluoride
FR2281895A1 (en) PROCESS FOR PREPARING BASIC SOLUTIONS OF ALUMINUM CHLOROSULPHATES USEFUL FOR WATER TREATMENT
IT1110602B (en) PROCESS FOR THE PREPARATION OF OVER-BASED MAGNESIUM SULPHONATES
IT7926786A0 (en) PROCESS FOR THE PRODUCTION OF NITRIC ACID.
SE7902046L (en) PROCEDURE FOR THE PREPARATION OF PARTIAL HYDROLYSATE OF TETRA- (2-ALCOXYETHYL) SILICATE
IT1098864B (en) PROCESS FOR THE PREPARATION OF NITROIMIDAZOLI
GB1141260A (en) A method and apparatus for the purification of hydrofluoric acid
IT1132055B (en) PROCESS FOR THE PREPARATION OF HIGH PURITY URSODESOXICOLIC ACID
FR2430393A1 (en) ALUMINUM CHLORIDE PREPARATION PROCESS
BE867036A (en) ACID CLEANING PROCESS OF ANODIZED ALUMINUM FACADES
IT1037722B (en) PROCESS FOR THE PREPARATION OF SORBIC ACID
KR830001890A (en) Method for preparing carbazole derivatives
JPS54157792A (en) Method of manufacturing aluminum sulfate from aluminum sludge containing soluble silicic acid