IMMOBILISATION OF METAL CONTAMINANTS FROM A LIQUID TO A SOLID MEDIUM - ALBRIGHT & WILSON LIMITED JAMES, Michael, Leslie ROSE, Mark, Anthony

Title:

IMMOBILISATION OF METAL CONTAMINANTS FROM A LIQUID TO A SOLID MEDIUM

Document Type and Number:

WIPO Patent Application WO/1993/009849

Kind Code:

A1

Abstract:

Heavy metal contaminants are immobilised from raffinates containing acids of phosphorus. The raffinates are neutralised to form agglomerates and the agglomerates are then treated to form a solid, rock-like material in which the heavy metal contaminants are permanently encapsulated.

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Inventors:

James, Michael Leslie Rose Mark Anthony

Application Number:

PCT/GB1992/002086

Publication Date:

May 27, 1993

Filing Date:

November 11, 1992

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Assignee:

ALBRIGHT & WILSON LIMITED JAMES, Michael, Leslie ROSE, Mark, Anthony

International Classes:

A62D3/33; A62D3/36; C01B25/238; C02F1/62; A62D101/43; (IPC1-7): A62D3/00; C01B25/238

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