PROCESS FOR THE REMOVAL OF SODIUM VALUES FROM SODIUM CONTAMINATED SOLIDS

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EP 0 613 453 A1

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(43)	Date of publication:
	07.09.1994 Bulletin 1994/36

(21)	Application number: 93916106.0

(22)	Date of filing: 19.07.1993

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International Patent Classification (IPC):

B01J 39/ 04^{( . )}
B01J 49/ 00^{( . )}
B09C 1/ 02^{( . )}
C01F 7/ 46^{( . )}

B01J 47/ 00^{( . )}
B09C 1/ 00^{( . )}
C01F 7/ 06^{( . )}
C22B 26/ 10^{( . )}

(86)	International application number:
	PCT/GB1993/001513

(87)	International publication number:
	WO 1994/002417 (03.02.1994 Gazette 1994/04)

(84)	Designated Contracting States:
	ES GB IE

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Priority:

21.07.1992 GB 19920015438

(71)	Applicant: DAVY MCKEE (STOCKTON) LIMITED
	Stockton-on-Tees Cleveland TS18 3RE (GB)

(72)	Inventor:
	WIGHTMAN, Graham Middlesbrough, Cleveland TS5 7RL (GB)

(74)	Representative: W.P. THOMPSON & CO.
	Celcon House 289-293 High Holborn London WC1V 7HU London WC1V 7HU (GB)

(54)	PROCESS FOR THE REMOVAL OF SODIUM VALUES FROM SODIUM CONTAMINATED SOLIDS