Process for the concentration of sulphuric acid

The invention relates to a process for the concentration of sulphuric acid used in a concentration vessel 110. The vessel 110 is made of austenitic steel with a relatively high silicon content. The process is carried out with a plurality of concentration stages. Field of application: production of s...

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Bibliographic Details
Main Author FREDERICK WILLIAM STANLEY JONES ET FRANK SMITH
Format Patent
LanguageEnglish
French
Published 31.08.1984
Subjects
ALLOYS
BLASTING
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
COMPOUNDS THEREOF
DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
FERROUS OR NON-FERROUS ALLOYS
HEAT EXCHANGE IN GENERAL
HEATING
INORGANIC CHEMISTRY
LIGHTING
MECHANICAL ENGINEERING
METALLURGY
NON-METALLIC ELEMENTS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
WEAPONS
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Summary:The invention relates to a process for the concentration of sulphuric acid used in a concentration vessel 110. The vessel 110 is made of austenitic steel with a relatively high silicon content. The process is carried out with a plurality of concentration stages. Field of application: production of sulphuric acid. L'INVENTION CONCERNE UN PROCEDE DE CONCENTRATION D'ACIDE SULFURIQUE MIS EN OEUVRE DANS UNE CUVE DE CONCENTRATION 110.LA CUVE 110 EST REALISEE EN UN ACIER AUSTENITIQUE A TENEUR RELATIVEMENT ELEVEE EN SILICIUM. LE PROCEDE S'EFFECTUE AVEC PLUSIEURS ETAGES DE CONCENTRATION.DOMAINE D'APPLICATION : PRODUCTION D'ACIDE SULFURIQUE.
Bibliography:Application Number: FR19840003828