NO173341C - Fremgangsm}te for } redusere avgivelse av NOx-gass fra ensalpetersyreholdig v{ske - Google Patents

Fremgangsm}te for } redusere avgivelse av NOx-gass fra ensalpetersyreholdig v{ske

Info

Publication number
NO173341C
NO173341C NO873786A NO873786A NO173341C NO 173341 C NO173341 C NO 173341C NO 873786 A NO873786 A NO 873786A NO 873786 A NO873786 A NO 873786A NO 173341 C NO173341 C NO 173341C
Authority
NO
Norway
Prior art keywords
emission
reduce
nitric acid
containing liquid
nox gas
Prior art date
Application number
NO873786A
Other languages
English (en)
Other versions
NO873786D0 (no
NO873786L (no
NO173341B (no
Inventor
Ivan Dalin
Pia Andreasson
Original Assignee
Eka Nobel Ab
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 Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of NO873786D0 publication Critical patent/NO873786D0/no
Publication of NO873786L publication Critical patent/NO873786L/no
Publication of NO173341B publication Critical patent/NO173341B/no
Publication of NO173341C publication Critical patent/NO173341C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Treating Waste Gases (AREA)
  • Bathtub Accessories (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
NO873786A 1986-09-11 1987-09-10 Fremgangsm}te for } redusere avgivelse av NOx-gass fra ensalpetersyreholdig v{ske NO173341C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP86850302A EP0259533A1 (en) 1986-09-11 1986-09-11 Method of reducing the emission of nitrogen oxides from a liquid containing nitric acid

Publications (4)

Publication Number Publication Date
NO873786D0 NO873786D0 (no) 1987-09-10
NO873786L NO873786L (no) 1988-03-14
NO173341B NO173341B (no) 1993-08-23
NO173341C true NO173341C (no) 1993-12-01

Family

ID=8196526

Family Applications (1)

Application Number Title Priority Date Filing Date
NO873786A NO173341C (no) 1986-09-11 1987-09-10 Fremgangsm}te for } redusere avgivelse av NOx-gass fra ensalpetersyreholdig v{ske

Country Status (7)

Country Link
US (1) US4938838A (no)
EP (2) EP0259533A1 (no)
JP (1) JPS63134683A (no)
CA (1) CA1302050C (no)
DE (2) DE3773120D1 (no)
FI (1) FI87890C (no)
NO (1) NO173341C (no)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2650303B1 (fr) * 1989-07-26 1993-12-10 Ugine Aciers Chatillon Gueugnon Procede de decapage en bain acide de produits metalliques contenant du titane ou au moins un element chimique de la famille du titane
SE9000166L (sv) * 1990-01-17 1991-07-18 Eka Nobel Ab Redoxreglering
ATE138423T1 (de) * 1990-03-14 1996-06-15 Mannesmann Ag Verfahren zum beizen von werkstücken aus hochlegierten werkstoffen und vorrichtung zur durchführung des verfahrens
DE4127980A1 (de) * 1991-08-23 1993-02-25 Degussa Verfahren zum automatisch steuerbaren absenken des nitritgehalts nitrithaltiger waessriger loesungen auf werte unter 1 mg/l
US5376214A (en) * 1992-09-22 1994-12-27 Nissan Motor Co., Ltd. Etching device
US5595713A (en) * 1994-09-08 1997-01-21 The Babcock & Wilcox Company Hydrogen peroxide for flue gas desulfurization
US5741432A (en) * 1995-01-17 1998-04-21 The Dexter Corporation Stabilized nitric acid compositions
SE510298C2 (sv) 1995-11-28 1999-05-10 Eka Chemicals Ab Sätt vid betning av stål
JP3254139B2 (ja) * 1996-08-23 2002-02-04 三菱重工業株式会社 排煙脱硫方法における酸化還元電位測定方法
EP0885985A1 (en) * 1997-05-05 1998-12-23 Akzo Nobel N.V. Method of treating a metal
US5958147A (en) * 1997-05-05 1999-09-28 Akzo Nobel N.V. Method of treating a metal
WO1999031715A1 (en) * 1997-12-16 1999-06-24 Memc Electronic Materials, Inc. PROCESS FOR THE CONTROL OF NOx GENERATED BY ETCHING OF SEMICONDUCTOR WAFERS
GB9807286D0 (en) * 1998-04-06 1998-06-03 Solvay Interox Ltd Pickling process
EP0974682A1 (de) * 1998-07-18 2000-01-26 Henkel Kommanditgesellschaft auf Aktien Verfahren zur chemischen Behandlung von Metalloberflächen und dazu geeignete Anlage
US6475373B1 (en) * 1999-04-08 2002-11-05 Mitsubishi Gas Chemical Company, Inc. Method of controlling NOx gas emission by hydrogen peroxide
DE10139615A1 (de) * 2001-08-11 2003-02-20 Bosch Gmbh Robert Vorrichtung zur Bestimmung einer Partikelkonzentration eines Abgasstroms
US20060286018A1 (en) * 2003-05-14 2006-12-21 Rudolf Jenny Method and reactor arrangement of reducing the emission of nitrogen oxides
CN101631895B (zh) * 2007-02-12 2013-05-08 汉高股份及两合公司 处理金属表面的方法
DE102015113589A1 (de) * 2015-08-17 2017-02-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Aufbereiten eines HNO3 enthaltenden flüssigen Prozessmittels
CN112831785B (zh) * 2020-12-28 2023-03-21 江苏兴达钢帘线股份有限公司 一种铁基微细单丝的打尖液及其使用方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981617A (en) * 1957-06-25 1961-04-25 Karl F Hager Inhibited fuming nitric acids
US3019081A (en) * 1959-07-17 1962-01-30 Phillips Petroleum Co Stabilized nitric acid
US3063945A (en) * 1959-08-12 1962-11-13 Phillips Petroleum Co Stabilized nitric acid
US3113836A (en) * 1959-08-12 1963-12-10 Phillips Petroleum Co Stabilized nitric acid
US3828067A (en) * 1972-11-20 1974-08-06 Tenneco Chem N-(indazolyl-n1-methyl)dialkanolamines
JPS5347052B2 (no) * 1974-01-05 1978-12-18
JPS50140333A (no) * 1974-04-27 1975-11-11
US3945865A (en) * 1974-07-22 1976-03-23 Dart Environment And Services Company Metal dissolution process
JPS549120A (en) * 1977-06-24 1979-01-23 Tokai Electro Chemical Co Method of controlling acid cleaning liquid for stainless steel
JPS5411027A (en) * 1977-06-27 1979-01-26 Seiko Instr & Electronics Ltd Copper alloy chemical polishing solution
DE2930442A1 (de) * 1978-07-29 1980-02-07 Furukawa Electric Co Ltd Abwasserbehandlungsverfahren
JPS568109A (en) * 1979-07-03 1981-01-27 Toshikazu Iwasaki Reflecting telescope
JPS5782480A (en) * 1980-11-10 1982-05-22 Nissan Chem Ind Ltd Nitric acid pickling solution for metal
FR2562097A1 (fr) * 1984-03-28 1985-10-04 Andritz Ag Maschf Procede pour le decapage d'aciers allies, de cuivre, d'alliages de metaux lourds non-ferreux, de titane, de zirconium, de tantale, etc. au moyen de bains d'acide nitrique

Also Published As

Publication number Publication date
FI87890C (fi) 1993-03-10
NO873786D0 (no) 1987-09-10
EP0259533A1 (en) 1988-03-16
EP0267166A3 (en) 1989-02-15
US4938838A (en) 1990-07-03
JPH0255509B2 (no) 1990-11-27
FI87890B (fi) 1992-11-30
NO873786L (no) 1988-03-14
CA1302050C (en) 1992-06-02
JPS63134683A (ja) 1988-06-07
FI873906A (fi) 1988-03-12
DE3773120D1 (de) 1991-10-24
EP0267166B1 (en) 1991-09-18
FI873906A0 (fi) 1987-09-09
DE267166T1 (de) 1989-01-26
EP0267166A2 (en) 1988-05-11
NO173341B (no) 1993-08-23

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