NO177925C - Fremgangsmåte for oppkonsentrering av tynnsyre i et tre-trinns vakuumdrevet omlöpsfordamperanlegg - Google Patents

Fremgangsmåte for oppkonsentrering av tynnsyre i et tre-trinns vakuumdrevet omlöpsfordamperanlegg

Info

Publication number
NO177925C
NO177925C NO913695A NO913695A NO177925C NO 177925 C NO177925 C NO 177925C NO 913695 A NO913695 A NO 913695A NO 913695 A NO913695 A NO 913695A NO 177925 C NO177925 C NO 177925C
Authority
NO
Norway
Prior art keywords
evaporation
sulfuric acid
stage
entry
dilute sulfuric
Prior art date
Application number
NO913695A
Other languages
English (en)
Norwegian (no)
Other versions
NO913695D0 (no
NO913695L (no
NO177925B (no
Inventor
Hartmut Wagner
Volker Wichert
Roland Fach
Klaus Engels
Gunter Okon
Original Assignee
Metallgesellschaft Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6414582&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO177925(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of NO913695D0 publication Critical patent/NO913695D0/no
Publication of NO913695L publication Critical patent/NO913695L/no
Publication of NO177925B publication Critical patent/NO177925B/no
Publication of NO177925C publication Critical patent/NO177925C/no

Links

Classifications

    • 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
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/88—Concentration of sulfuric acid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron
    • Y10S423/02—Sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO913695A 1990-09-20 1991-09-19 Fremgangsmåte for oppkonsentrering av tynnsyre i et tre-trinns vakuumdrevet omlöpsfordamperanlegg NO177925C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4029737A DE4029737C1 (pt) 1990-09-20 1990-09-20

Publications (4)

Publication Number Publication Date
NO913695D0 NO913695D0 (no) 1991-09-19
NO913695L NO913695L (no) 1992-03-23
NO177925B NO177925B (no) 1995-09-11
NO177925C true NO177925C (no) 1995-12-20

Family

ID=6414582

Family Applications (1)

Application Number Title Priority Date Filing Date
NO913695A NO177925C (no) 1990-09-20 1991-09-19 Fremgangsmåte for oppkonsentrering av tynnsyre i et tre-trinns vakuumdrevet omlöpsfordamperanlegg

Country Status (15)

Country Link
US (1) US5228885A (pt)
EP (1) EP0476744B1 (pt)
JP (1) JPH04260603A (pt)
KR (1) KR100210222B1 (pt)
AU (1) AU631753B2 (pt)
BR (1) BR9104024A (pt)
CZ (1) CZ280570B6 (pt)
DE (2) DE4029737C1 (pt)
ES (1) ES2071200T3 (pt)
FI (1) FI100716B (pt)
MY (1) MY107437A (pt)
NO (1) NO177925C (pt)
PL (1) PL166340B1 (pt)
YU (1) YU151791A (pt)
ZA (1) ZA917523B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5603839A (en) * 1995-09-18 1997-02-18 Cecebe Technologies Inc. Process for the recovery of waste sulphuric acid
EA199900838A1 (ru) * 1997-03-31 2000-04-24 Ватерворкс Интернешнл, Инк. Способ очистки серной кислоты
DE19741511A1 (de) * 1997-09-20 1999-04-01 Metallgesellschaft Ag Verfahren zur Aufkonzentrierung von Dünnsäure durch Ausnutzung von Prozeßwärme in einer Zwangsumlaufverdampferanlage
GB9816464D0 (en) * 1998-07-30 1998-09-23 Tioxide Group Services Ltd Process for the concentration of dilute sulphuric acid solutions
DE19920695A1 (de) * 1999-05-05 2000-11-16 Metallgesellschaft Ag Verfahren zur Aufkonzentrierung von Dünnsäure
CN1207298C (zh) 1999-09-28 2005-06-22 株式会社大塚制药工厂 三唑并嘌呤衍生物、含有该衍生物的药物组合物和腺苷a3受体亲和剂
DE10024457A1 (de) * 2000-05-18 2001-11-29 Sachtleben Chemie Gmbh Verfahren zur Konzentration des Schwefelsäure-Gehalts von bei der Produktion von Titandioxid anfallender Dünnsäure
DE10102104A1 (de) 2001-01-18 2002-07-25 Sachtleben Chemie Gmbh Laufradsystem für Pumpen
DE10102103A1 (de) 2001-01-18 2002-09-12 Sachtleben Chemie Gmbh Dichtungsbalgsystem für rotierende Wellen
ES2391743T5 (es) † 2008-06-19 2016-02-11 Sms Group Gmbh Procedimiento de procesamiento para recuperar óxido de hierro y ácido clorhídrico
JP6001328B2 (ja) * 2012-05-23 2016-10-05 パンパシフィック・カッパー株式会社 硫酸酸性液の濃縮装置、硫酸酸性液の濃縮方法及び粗硫酸ニッケルの回収方法
CN105566170B (zh) * 2016-01-22 2017-07-11 绍兴文理学院 一种稀硫酸回收利用方法
CN106984057A (zh) * 2017-05-26 2017-07-28 江苏嘉泰蒸发设备股份有限公司 一种具有多效蒸发单元的强制循环蒸发结晶装置
CN107715484B (zh) * 2017-11-29 2023-06-02 白银昌元化工有限公司 高锰酸钾三效强制循环蒸发系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2078088A (en) * 1935-11-22 1937-04-20 Mantius Process of recovering sulphuric acid from sulphuric acid solutions of sulphates
US2993757A (en) * 1958-07-07 1961-07-25 Crucible Steel Co America Process for recovering acid values from mixed acid waste
DE2909029C2 (de) * 1979-03-08 1990-05-31 Schott Glaswerke, 6500 Mainz Verfahren zum Konzentrieren und Reinigen von Schwefelsäure
EP0022181B1 (de) * 1979-06-13 1983-10-12 Bayer Ag Verfahren und Vorrichtung zum Regenerieren von Schwefelsäure
DE3327769A1 (de) * 1983-08-02 1985-02-14 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von duennsaeuren
DE3632623A1 (de) * 1986-09-25 1988-03-31 Bayer Ag Verfahren zum aufkonzentrieren von schwefelsaeure
DE3927751A1 (de) * 1989-08-23 1991-02-28 Bayer Ag Verfahren zum konzentrieren metallsulfathaltiger schwefelsaeure

Also Published As

Publication number Publication date
NO913695D0 (no) 1991-09-19
NO913695L (no) 1992-03-23
MY107437A (en) 1995-12-30
EP0476744B1 (de) 1995-04-05
CZ280570B6 (cs) 1996-02-14
AU631753B2 (en) 1992-12-03
EP0476744A1 (de) 1992-03-25
FI914406A (fi) 1992-03-21
BR9104024A (pt) 1992-06-02
DE4029737C1 (pt) 1991-12-05
AU8457691A (en) 1992-03-26
ZA917523B (en) 1993-03-22
KR100210222B1 (ko) 1999-07-15
KR920006226A (ko) 1992-04-27
PL291764A1 (en) 1992-04-21
PL166340B1 (pl) 1995-05-31
DE59105102D1 (de) 1995-05-11
JPH04260603A (ja) 1992-09-16
NO177925B (no) 1995-09-11
US5228885A (en) 1993-07-20
FI100716B (fi) 1998-02-13
YU151791A (sh) 1994-06-24
CS285191A3 (en) 1992-04-15
ES2071200T3 (es) 1995-06-16
FI914406A0 (fi) 1991-09-19

Similar Documents

Publication Publication Date Title
NO177925C (no) Fremgangsmåte for oppkonsentrering av tynnsyre i et tre-trinns vakuumdrevet omlöpsfordamperanlegg
AU8449191A (en) An apparatus and a method for treating emulsified liquids
DK0504647T3 (da) Fremgangsmåde til behandling af affaldsvæsker, især industrispildevand med et højt indhold af faste stoffer
DE3774821D1 (de) Verfahren zum aufkonzentrieren von schwefelsaeure.
MY106697A (en) Process and apparatus for concentrating a liquid which contains sulfuric acid and water.
GB1030614A (en) Improvements in or relating to methods of producing high-concentration phosphoric acid
JPS5622608A (en) Manufacture of high purity sulfuric acid
CN1062340A (zh) 甘油浓缩新工艺
JPH01256701A (ja) 吹込蒸気供給システム
JPH04330903A (ja) 水溶性有機物を含む水溶液の蒸発濃縮方法
JPH04313302A (ja) 水溶性有機物を含む水溶液の蒸発濃縮方法
GB796331A (en) Method of and apparatus for evaporating in down-flow evaporators
GB1012181A (en) Improvements in or relating to methods of concentrating phosphoric acid
JPS5784701A (en) Method for concentrating fermented liquor and separating alcohol by evaporation
JPS6338191B2 (pt)
JPH05301002A (ja) 蒸発濃縮装置
SE9301069D0 (sv) Saett och anordning foer utvinning av kristaller ur en loesning
SE8303898L (sv) Avdunstningsforfarande och -apparatur
KR960010363B1 (ko) 수용성 유기물을 함유하는 수용액의 증발 농축방법
RU2006240C1 (ru) Выпарная установка
GB1028516A (en) Improvements in and relating to the distillation of water and other liquors
JPS5951596B2 (ja) 油脂分解装置の廃蒸気使用方法
JPS59132901A (ja) 低沸点および水と共沸組成を生成する溶剤の水溶液の蒸留に於ける熱量節減方法
JPH0124890B2 (pt)
DE3266027D1 (en) Steam pressure liquid product evaporation-concentration plants, such as for a dairy product