RU2010126089A - METHOD FOR PRODUCING PHOSPHORIC ACID - Google Patents
METHOD FOR PRODUCING PHOSPHORIC ACID Download PDFInfo
- Publication number
- RU2010126089A RU2010126089A RU2010126089/05A RU2010126089A RU2010126089A RU 2010126089 A RU2010126089 A RU 2010126089A RU 2010126089/05 A RU2010126089/05 A RU 2010126089/05A RU 2010126089 A RU2010126089 A RU 2010126089A RU 2010126089 A RU2010126089 A RU 2010126089A
- Authority
- RU
- Russia
- Prior art keywords
- phosphoric acid
- sludge
- phosphorus
- oxygen
- heating
- Prior art date
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Abstract
Способ получения фосфорной кислоты путем нагревания расплавленного шлама и его сжигания с последующей гидратацией, отличающийся тем, что процесс проводят в автоклаве, в который после нагревания фосфора со шламом, подают кислород под низким давлением, затем происходит поглощение пятиокиси фосфора водой до образования фосфорной кислоты, шлам накапливается во внутренней емкости, при этом объемы кислорода и воды зависят от количества фосфора. A method of producing phosphoric acid by heating the molten sludge and burning it with subsequent hydration, characterized in that the process is carried out in an autoclave into which, after heating the phosphorus with the sludge, oxygen is supplied under low pressure, then phosphorus pentoxide is absorbed by water until phosphoric acid is formed, the sludge accumulates in the internal container, while the volumes of oxygen and water depend on the amount of phosphorus.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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RU2010126089/05A RU2443622C1 (en) | 2010-06-25 | 2010-06-25 | Method of producing phosphoric acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2010126089/05A RU2443622C1 (en) | 2010-06-25 | 2010-06-25 | Method of producing phosphoric acid |
Publications (2)
Publication Number | Publication Date |
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RU2010126089A true RU2010126089A (en) | 2011-12-27 |
RU2443622C1 RU2443622C1 (en) | 2012-02-27 |
Family
ID=45782386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2010126089/05A RU2443622C1 (en) | 2010-06-25 | 2010-06-25 | Method of producing phosphoric acid |
Country Status (1)
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RU (1) | RU2443622C1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2539057C1 (en) * | 2013-07-15 | 2015-01-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "ДАГЕСТАНСКИЙ ГОСУДАРСТВЕННЫЙ УНИВЕРСИТЕТ" | Method of obtaining phosphorus pentoxide |
RU2594021C1 (en) * | 2015-06-26 | 2016-08-10 | Государственное бюджетное образовательное учреждение высшего профессионального образования "Дагестанская государственная медицинская академия" Министерства здравоохранения РФ | Method of producing phosphoric acid |
RU2625123C1 (en) * | 2015-12-31 | 2017-07-11 | Федеральное государственное бюджетное образовательное учреждение высшего образования "ДАГЕСТАНСКИЙ ГОСУДАРСТВЕННЫЙ УНИВЕРСИТЕТ" | Electrochemical method of producing phosphoric acid |
RU2623398C1 (en) * | 2015-12-31 | 2017-06-26 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "ДАГЕСТАНСКИЙ ГОСУДАРСТВЕННЫЙ УНИВЕРСИТЕТ" | Method of production of nitrogen from air |
RU2616925C1 (en) * | 2016-02-24 | 2017-04-18 | Государственное бюджетное образовательное учреждение высшего профессионального образования "Дагестанская государственная медицинская академия" Министерства здравоохранения РФ | Method for disposal of sludge-contaminated white phosphorus |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1230989A1 (en) * | 1984-08-08 | 1986-05-15 | Научно-Производственное Объединение "Техэнергохимпром" | Method of processing phosporus slime |
SU1520004A1 (en) * | 1985-12-11 | 1989-11-07 | Казахский Химико-Технологический Институт | Method of producing phosphoric acid |
SU1518297A1 (en) * | 1988-01-04 | 1989-10-30 | Казахский Научно-Исследовательский И Проектный Институт Фосфорной Промышленности | Method of producing phosphoric acid |
RU2074112C1 (en) * | 1994-10-25 | 1997-02-27 | Назаров Евгений Алексеевич | Method for production of phosphoric acid |
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2010
- 2010-06-25 RU RU2010126089/05A patent/RU2443622C1/en not_active IP Right Cessation
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Publication number | Publication date |
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RU2443622C1 (en) | 2012-02-27 |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20180626 |