BR9204117A - Processo para tratar uma solucao aquosa de alimentacao de nitrato de prata que contem nitrito e/ou acido nitrico,para diminuir a concentracao de nitrito - Google Patents

Processo para tratar uma solucao aquosa de alimentacao de nitrato de prata que contem nitrito e/ou acido nitrico,para diminuir a concentracao de nitrito

Info

Publication number
BR9204117A
BR9204117A BR929204117A BR9204117A BR9204117A BR 9204117 A BR9204117 A BR 9204117A BR 929204117 A BR929204117 A BR 929204117A BR 9204117 A BR9204117 A BR 9204117A BR 9204117 A BR9204117 A BR 9204117A
Authority
BR
Brazil
Prior art keywords
nitrite
treating
decrease
nitric acid
water solution
Prior art date
Application number
BR929204117A
Other languages
English (en)
Inventor
Patrick M Chefalo
Andrius A Naujokas
Stephen M Popham
Gary M Distefano
Robert J Buesing
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of BR9204117A publication Critical patent/BR9204117A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G5/00—Compounds of silver

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Catalysts (AREA)
BR929204117A 1991-02-04 1992-02-03 Processo para tratar uma solucao aquosa de alimentacao de nitrato de prata que contem nitrito e/ou acido nitrico,para diminuir a concentracao de nitrito BR9204117A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US65014591A 1991-02-04 1991-02-04
US82166692A 1992-01-16 1992-01-16
PCT/US1992/000684 WO1992013802A1 (en) 1991-02-04 1992-02-03 Process of removing nitrite from a silver nitrate solution

Publications (1)

Publication Number Publication Date
BR9204117A true BR9204117A (pt) 1993-06-08

Family

ID=27095782

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929204117A BR9204117A (pt) 1991-02-04 1992-02-03 Processo para tratar uma solucao aquosa de alimentacao de nitrato de prata que contem nitrito e/ou acido nitrico,para diminuir a concentracao de nitrito

Country Status (7)

Country Link
US (1) US5364500A (pt)
EP (1) EP0523225B1 (pt)
JP (1) JPH05506207A (pt)
BR (1) BR9204117A (pt)
CA (1) CA2078691C (pt)
DE (1) DE69203295T2 (pt)
WO (1) WO1992013802A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009054525A1 (de) * 2009-12-10 2011-06-16 Wacker Chemie Ag Verfahren zur Entfernung von Stickoxiden und Hydrogennitrit aus Säuregemischen
CN116216767A (zh) * 2023-03-29 2023-06-06 湖南海利高新技术产业集团有限公司 一种硝酸银的制备方法及装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1039325A (en) * 1910-01-29 1912-09-24 Norsk Hydro Elektrisk Process of making nitrates and nitric acid.
US1581519A (en) * 1923-09-25 1926-04-20 Harry M Robertson Apparatus for and process of treating food products
US2189363A (en) * 1938-04-11 1940-02-06 Kalous Mieczyslaw Joseph Process and apparatus for working up nitrous gases to nitric acid
US2185580A (en) * 1938-08-20 1940-01-02 Solvay Process Co Process for the production of nitric acid
US2581519A (en) * 1946-03-08 1952-01-08 Johnson & Sons Smelting Works Manufacture of metal nitrates
GB634578A (en) * 1947-02-21 1950-03-22 Johnson & Sons Smelting Works Improvements in and relating to chemical reactions involving the evolution of fumes of oxides of nitrogen
US2566197A (en) * 1948-10-12 1951-08-28 Purdue Research Foundation Production of nitric acid from nitric oxide
GB669503A (en) * 1950-03-30 1952-04-02 Johnson & Sons Smelting Works Improvements in and relating to chemical reactions involving the evolution of fumes of oxides or nitrogen
US3099531A (en) * 1960-09-28 1963-07-30 Hercules Powder Co Ltd Nitric acid manufacture
US3576606A (en) * 1968-05-24 1971-04-27 Hercules Inc Reactor for the manufacture of nitric oxide
JPS5643771B2 (pt) * 1973-12-18 1981-10-15
IT1027882B (it) * 1974-12-20 1978-12-20 Sir Soc Italiana Resine Spa Procedimento per la produzione di acito nitrico
JPS5260294A (en) * 1975-11-12 1977-05-18 Fuji Photo Film Co Ltd Method for production of silver nitrate
US4426364A (en) * 1976-08-16 1984-01-17 Cooper Hal B H Removal and recovery of nitrogen oxides and sulfur dioxide from gaseous mixtures containing them
US4062928A (en) * 1977-03-17 1977-12-13 American Hydrocarbon Company Process for the preparation of nitric acid
JPS56500929A (pt) * 1979-07-27 1981-07-09
US4312852A (en) * 1979-07-27 1982-01-26 Reynolds Metals Company Nitric acid reconstitution
DE3008012A1 (de) * 1980-03-01 1981-09-10 Nukem Gmbh, 6450 Hanau Verfahren und vorrichtung zur entfernung von nitrosen gasen aus gasgemischen
US4330437A (en) * 1980-11-05 1982-05-18 Borden, Inc. Supported silver catalyst and a process of preparing it
DE3303585C1 (de) * 1983-02-03 1984-02-09 Audi Nsu Auto Union Ag, 7107 Neckarsulm Verfahren und Vorrichtung zum Behandeln von Natrium-Nitrat haltigen Elektrolyten beim elektrochemischen Abtragen
FR2551990B1 (fr) * 1983-09-21 1985-12-13 Rhone Poulenc Chim Base Procede de traitement d'un courant gazeux contenant des oxydes d'azote
US5000928A (en) * 1986-03-17 1991-03-19 Eastman Kodak Company Preparation of ultra-pure silver nitrate
DE3869490D1 (de) * 1987-06-29 1992-04-30 Atomic Energy Authority Uk Verfahren zur elektrochemischen behandlung von stoffen.

Also Published As

Publication number Publication date
EP0523225A1 (en) 1993-01-20
JPH05506207A (ja) 1993-09-16
CA2078691C (en) 1997-10-14
WO1992013802A1 (en) 1992-08-20
DE69203295T2 (de) 1996-04-04
EP0523225B1 (en) 1995-07-05
DE69203295D1 (de) 1995-08-10
US5364500A (en) 1994-11-15
CA2078691A1 (en) 1992-08-05

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.