BE658375A - - Google Patents

Info

Publication number
BE658375A
BE658375A BE658375DA BE658375A BE 658375 A BE658375 A BE 658375A BE 658375D A BE658375D A BE 658375DA BE 658375 A BE658375 A BE 658375A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE658375A publication Critical patent/BE658375A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/026—Preparation of ammonia from inorganic compounds
    • C01C1/028—Preparation of ammonia from inorganic compounds from ammonium sulfate or sulfite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Removal Of Specific Substances (AREA)
BE658375D 1964-01-17 1965-01-15 BE658375A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC31906A DE1229995B (de) 1964-01-17 1964-01-17 Verfahren zur Gewinnung von Ammoniak und Schwefeldioxyd

Publications (1)

Publication Number Publication Date
BE658375A true BE658375A (fr) 1965-04-30

Family

ID=7020062

Family Applications (1)

Application Number Title Priority Date Filing Date
BE658375D BE658375A (fr) 1964-01-17 1965-01-15

Country Status (6)

Country Link
US (1) US3383170A (fr)
BE (1) BE658375A (fr)
DE (1) DE1229995B (fr)
GB (1) GB1090103A (fr)
NL (1) NL139282B (fr)
SE (1) SE320057B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954955A (en) * 1971-08-31 1976-05-04 Davy Powergas Gmbh Process for working up the wash solution obtained in the washing of SO2 -containing off-gases
US3950502A (en) * 1971-02-19 1976-04-13 Chemiebau Dr. A. Zieren Gesellschaft Mit Beschrankter Haftung & Co. Kg Process for working up the scrubbing solution obtained in the scrubbing of So2 -containing waste gases
DE2110036C3 (de) * 1971-03-03 1975-10-02 Davy Powergas Gmbh, 5000 Koeln Verfahren zur Spaltung von Ammoniumsulfat
US3911092A (en) * 1971-03-17 1975-10-07 Bohna Engineering & Research I Method for converting ammonium sulfate to ammonium bisulfate
NL164028C (nl) * 1971-05-07 1980-11-17 Stamicarbon Werkwijze voor de afscheiding van lactamen.
US3852273A (en) * 1971-05-07 1974-12-03 Stamicarbon Process for preparing and recovering lactams
FR2138545B1 (fr) * 1971-05-27 1973-05-25 Inst Francais Du Petrole
BE783783A (fr) * 1971-06-07 1972-11-23 Inst Francais Du Petrole Procede d'epuration des gaz industriels contenant des dioxydes de soufre
DE2130036B2 (de) * 1971-06-18 1977-02-10 Davy Powergas GmbH, 5000 Köln Verfahren zur herstellung von lactamen
DE2130037B2 (de) * 1971-06-18 1977-02-10 Davy Powergas GmbH, 5000Köln Verfahren zur herstellung von lactamen
US4036943A (en) * 1972-09-15 1977-07-19 Institut Francais Du Petrole Process for removing sulfur dioxide from a gas and producing sulfur therefrom
US3914398A (en) * 1974-12-16 1975-10-21 Du Pont Process for making anhydrous hydrogen fluoride from fluosilicic acid
US4043822A (en) * 1975-11-20 1977-08-23 Allied Chemical Corporation Treatment of water-soluble metal sulfate residues
IL64712A (en) * 1982-01-05 1984-07-31 Fertilizer Dev Sa Process for recovering sulfuric acid and ammonia from diammonium sulfate
US6342651B1 (en) 1999-08-05 2002-01-29 Novus International, Inc. Reductive combustion of ammonium salts of sulfuric acid
US7632479B2 (en) * 2006-08-31 2009-12-15 Iogen Energy Corporation Process for producing ammonia and sulfuric acid from a stream comprising ammonium sulfate
CN112174165A (zh) * 2019-07-03 2021-01-05 强方投顾股份有限公司 半导体级氨水及硫酸回收循环制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2405747A (en) * 1944-04-20 1946-08-13 Chemical Foundation Inc Recovery of acidic gases
GB1084096A (fr) * 1963-12-03 1900-01-01

Also Published As

Publication number Publication date
NL139282B (nl) 1973-07-16
DE1229995B (de) 1966-12-08
US3383170A (en) 1968-05-14
NL6500424A (fr) 1965-07-19
GB1090103A (en) 1967-11-08
SE320057B (fr) 1970-02-02

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