SU528259A1 - The method of producing phosphoric acid - Google Patents

The method of producing phosphoric acid

Info

Publication number
SU528259A1
SU528259A1 SU1961634A SU1961634A SU528259A1 SU 528259 A1 SU528259 A1 SU 528259A1 SU 1961634 A SU1961634 A SU 1961634A SU 1961634 A SU1961634 A SU 1961634A SU 528259 A1 SU528259 A1 SU 528259A1
Authority
SU
USSR - Soviet Union
Prior art keywords
phosphoric acid
burning
producing phosphoric
fluorine
acid
Prior art date
Application number
SU1961634A
Other languages
Russian (ru)
Inventor
Владимир Сергеевич Калач
Александр Данилович Михайлин
Юрий Петрович Капралов
Валентина Федоровна Давыдова
Валерий Сергеевич Раздорожный
Лидия Викторовна Печенкина
Original Assignee
Предприятие П/Я В-8830
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 В-8830 filed Critical Предприятие П/Я В-8830
Priority to SU1961634A priority Critical patent/SU528259A1/en
Application granted granted Critical
Publication of SU528259A1 publication Critical patent/SU528259A1/en

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Fertilizers (AREA)

Description

28,7 вес. ч. РгОз, 2,6 вес. ч. фтора и 120 вес. ч. воды.28.7 weight. h. PgOz, 2.6 wt. h. fluorine and 120 wt. h of water.

В процессе упарки выдел юща с  парогазова  смесь обогащаетс  газообразными соединени ми фтора и охлаждаетс  до 130°С.In the course of the evaporation, the vapor-gas mixture released is enriched with gaseous fluorine compounds and cooled to 130 ° C.

Получают ГОО вес. ч. экстракцинно-термической фосфорНой кислоты, содержащей 45,9 вес. ч. Р2О5 и 0,03 пес. ч. остаточного фтора.Get goo weight. including extraccin-thermal phosphoric acid containing 45.9 wt. including P2O5 and 0.03 pes. including residual fluorine.

Claims (3)

1. Способ получени  фосфорной кислоты путем сжигани  фосфора в токе воздуха и последующего упаривани  экстракционной фосфорной кислоты с использованием тепла гор чих газов, получаемых на стадии сжиганий, отличающийс  тем, что, с целью повыщени  качества кислоты, сжигание ведут в присутствии фторсодержащих газов.1. A method of producing phosphoric acid by burning phosphorus in an air stream and then evaporating extractive phosphoric acid using the heat of hot gases produced in the burning stage, characterized in that, in order to improve the quality of the acid, burning is carried out in the presence of fluorine-containing gases. 2. Способ по п. I, отличающийс  тем, что фторсодержащие газы ввод т в количество 0,,6 вес. %.2. A method according to claim I, characterized in that the fluorine-containing gases are introduced in the amount of 0,, 6 wt. % Источники информации, прин тые во внимание при экспертизе:Sources of information taken into account in the examination: 1.«Phosphorus and Potassium, № 36, July- august, p. 26-27, 1968.1. “Phosphorus and Potassium, No. 36, July- august, p. 26-27, 1968. 2.Мииеральные удобрени  и серна  кислота . Труды НИУИФ, М., 1971, с. 36-37, 432. Mineral fertilizers and sulfuric acid. Proceedings of NIUIF, M., 1971, p. 36-37, 43 3.Авт. св. № 250888, М. Кл. С 01В 25/18 1969 (прототип).3. Avt. St. No. 250888, M.C. From 01B to 25/18 1969 (prototype).
SU1961634A 1973-09-14 1973-09-14 The method of producing phosphoric acid SU528259A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU1961634A SU528259A1 (en) 1973-09-14 1973-09-14 The method of producing phosphoric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1961634A SU528259A1 (en) 1973-09-14 1973-09-14 The method of producing phosphoric acid

Publications (1)

Publication Number Publication Date
SU528259A1 true SU528259A1 (en) 1976-09-15

Family

ID=20565189

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1961634A SU528259A1 (en) 1973-09-14 1973-09-14 The method of producing phosphoric acid

Country Status (1)

Country Link
SU (1) SU528259A1 (en)

Similar Documents

Publication Publication Date Title
GB1413539A (en) Production of sulphur trioxide and sulphuric acid
ES447043A1 (en) Process for producing sulfuric acid
GB1513118A (en) Cleaning of flue gases
ES462716A1 (en) Working up spent sulphuric acid simultaneously with sulphate salts
SU528259A1 (en) The method of producing phosphoric acid
JPS5622608A (en) Manufacture of high purity sulfuric acid
GB1151316A (en) Improvements in or relating to a Claus Process
ES452939A1 (en) Continuous process for the manufacture of phosphoric acid using process water
JPS54119396A (en) Manufacture of sulfuric acid
US3008804A (en) Process for the production of concentrated sulfuric acid and oleum from hydrogen sulfide containing gases
ES8407457A1 (en) Process for preparing sulphuric acid and oleum.
GB742386A (en) Manufacture of ammonium bicarbonate
US3129057A (en) Process for the production of strong solutions of alkali metal salts of increased purity
US2069226A (en) Making phosphate fertilizer and nitric acid
ES418821A1 (en) Process for producing hydrogen fluoride
GB1529264A (en) Method of concentrating and purifying phosphoric acid simultaneously
ES357195A1 (en) Process for removing hydrogen sulphide from a gas stream and converting it to elemental sulphur
GB1371269A (en) Process for the production of water
GB127183A (en) Improvements relating to the Manufacture of Sodium Nitrite.
SU945152A1 (en) Process for producing concentrated potassium-containing phosphorous fertilizer
GB869062A (en) The manufacture of nitric acid
GB716264A (en) Improvements in and relating to sulphur recovery
SU1555276A1 (en) Method of obtaining thermal phosphoric acid
SU132202A1 (en) Nitrogen production method
SU146293A1 (en) The method of obtaining smoke mixture C-IV