Arsenic-containing waste stabilisation and solidification

• Main Authors: GARNIER ANDRE, LOIGNON ROBERT ADOLPHE, LAGOUTTE ANNIE
• Format: Patent
• Language: English; French
• Published: 14.08.1998
• Edition: 6
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS; CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING ORPROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; FIRE-FIGHTING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HUMAN NECESSITIES; LIFE-SAVING; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TREATMENT OF NATURAL STONE; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

A process is claimed for treating special industrial wastes, mining wastes, excavated earth, soils, slags, sludges and liquids contaminated with (per kg dry material) \} 57000 mg arsenic in the form of arsenic derivatives of various oxidation states, together with \} 23000 mg polluting and toxic sub...