SU1022370A1 - METHOD FOR SEPARATION OF WASTES OF GAS CLEANING PROCESS - Google Patents

METHOD FOR SEPARATION OF WASTES OF GAS CLEANING PROCESS

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Publication number
SU1022370A1
SU1022370A1 SU3287960/26A SU3287960A SU1022370A1 SU 1022370 A1 SU1022370 A1 SU 1022370A1 SU 3287960/26 A SU3287960/26 A SU 3287960/26A SU 3287960 A SU3287960 A SU 3287960A SU 1022370 A1 SU1022370 A1 SU 1022370A1
Authority
SU
USSR - Soviet Union
Prior art keywords
ammonium sulfate
separation
waste
solution
filtrate
Prior art date
Application number
SU3287960/26A
Other languages
Russian (ru)
Inventor
И.А. Галанин
Л.М. Зиновьева
А.Г. Басова
Р.Е. Шестерикова
В.И. Мурин
В.Н. Кириленко
Е.Н. Лаптев
А.В. Запорожец
Н.М. Окунь
Original Assignee
Северо-Кавказский научно-исследовательский институт природных газов
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 Северо-Кавказский научно-исследовательский институт природных газов filed Critical Северо-Кавказский научно-исследовательский институт природных газов
Priority to SU3287960/26A priority Critical patent/SU1022370A1/en
Application granted granted Critical
Publication of SU1022370A1 publication Critical patent/SU1022370A1/en

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  • Removal Of Specific Substances (AREA)
  • Treating Waste Gases (AREA)

Abstract

1. Способ разделения отходов процесса очистки газа, содержащих гидроокись железа и элементарную серу, отличающийся тем, что, с целью удешевления процесса, разделение осуществляют путем разбавления отходов маточным раствором сульфата аммония с последующей обработкой серной кислотой и отделением образующегося при этом раствора сульфата железа от элементарной серы фильтрацией, после чего фильтрат повторно обрабатывают маточным раствором сульфата аммония с получением осадка гидроокиси железа, который возвращают на стадию очистки газа, а из раствора кристаллизуют сульфат аммония, отделяют его и маточный раствор подают на стадии разбавления отходов и обработки фильтрата.2. Способ по п.1, отличающийся тем, что отходы обрабатывают 80 - 90%-ной серной кислотой.3. Способ по пп. 1 и 2, отличающийся тем, что для повторной обработки фильтрата используют раствор сульфата аммония с концентрацией аммиака, равно 3 - 5 мас.%.1. The method of separation of waste gas purification process containing iron hydroxide and elemental sulfur, characterized in that, in order to reduce the cost of the process, separation is carried out by diluting the waste mother liquor of ammonium sulfate followed by treatment with sulfuric acid and separating the resulting solution of ferrous sulfate sulfur by filtration, after which the filtrate is re-treated with a mother solution of ammonium sulfate to obtain a precipitate of iron hydroxide, which is returned to the gas purification stage, and ammonium sulfate is crystallized from the solution, it is separated, and the mother liquor is fed to the waste dilution and processing of the filtrate. The method according to claim 1, characterized in that the waste is treated with 80 - 90% sulfuric acid. The method according to paragraphs. 1 and 2, characterized in that for recycling the filtrate using ammonium sulfate solution with a concentration of ammonia, is 3 to 5 wt.%.

SU3287960/26A 1981-05-13 1981-05-13 METHOD FOR SEPARATION OF WASTES OF GAS CLEANING PROCESS SU1022370A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU3287960/26A SU1022370A1 (en) 1981-05-13 1981-05-13 METHOD FOR SEPARATION OF WASTES OF GAS CLEANING PROCESS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU3287960/26A SU1022370A1 (en) 1981-05-13 1981-05-13 METHOD FOR SEPARATION OF WASTES OF GAS CLEANING PROCESS

Publications (1)

Publication Number Publication Date
SU1022370A1 true SU1022370A1 (en) 1999-04-10

Family

ID=60526177

Family Applications (1)

Application Number Title Priority Date Filing Date
SU3287960/26A SU1022370A1 (en) 1981-05-13 1981-05-13 METHOD FOR SEPARATION OF WASTES OF GAS CLEANING PROCESS

Country Status (1)

Country Link
SU (1) SU1022370A1 (en)

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