Method of treating solid waste polluted with mercury

Method of treating solid waste polluted with mercury

Process of treating solid wastes polluted by mercury comprises oxidization of mercurial species and sulfidation of the oxidized mercury species in an alkaline medium. An independent claim is included for a process of fixation of elemental mercury, mercurial forms and associated metals present in the...

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Hauptverfasser: DURECU, SYLVAIN, PETIT, MARIE-TERESE
Format: Patent
Sprache:eng ; fre ; ger
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CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING ORPROTECTING AGAINST HARMFUL CHEMICAL AGENTS
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
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creator DURECU, SYLVAIN
PETIT, MARIE-TERESE
description Process of treating solid wastes polluted by mercury comprises oxidization of mercurial species and sulfidation of the oxidized mercury species in an alkaline medium. An independent claim is included for a process of fixation of elemental mercury, mercurial forms and associated metals present in the solid waste, comprising implementing the given treatment to form insoluble and stable metallic sulfides.
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subjects CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING ORPROTECTING AGAINST HARMFUL CHEMICAL AGENTS
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
title Method of treating solid waste polluted with mercury
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