Control of dewatering processes

PCT No. PCT/GB94/00119 Sec. 371 Date Jun. 27, 1995 Sec. 102(e) Date Jun. 27, 1995 PCT Filed Jan. 21, 1994 PCT Pub. No. WO94/17394 PCT Pub. Date Aug. 4, 1994A sedimentation or other dewatering process conducted on a suspension is controlled by filling a body (1) that is open at its top end (2) with t...

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Bibliographische Detailangaben
1. Verfasser:	JOHN RODNEY FIELD
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PHYSICS SEPARATION TESTING TRANSPORTING TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Zusammenfassung:	PCT No. PCT/GB94/00119 Sec. 371 Date Jun. 27, 1995 Sec. 102(e) Date Jun. 27, 1995 PCT Filed Jan. 21, 1994 PCT Pub. No. WO94/17394 PCT Pub. Date Aug. 4, 1994A sedimentation or other dewatering process conducted on a suspension is controlled by filling a body (1) that is open at its top end (2) with the suspension, establishing quiescent conditions and allowing the suspension to settle to form a supernatant layer at the top end (2), generating light from an assembly (14) and measuring the amount of scattered light (19) from the supernatant layer by a collector (21) and utilizing the measured amount of scattered light to control the dewatering.