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Date: 2015
Subject: Water reuse
Language: English
Type: Conference proceedings
Identifier: http://hdl.handle.net/10210/18427
Description: Abstract: As water scarcity becomes a bigger issue in South Africa so does the need for water saving practices. Couple this with the push to ‘green’ our cities and you get an interesting and, what som ... More
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Date: 2006
Language: English
Type: Conference proceedings
Identifier: http://hdl.handle.net/10210/16692
Description: Abstract: In general, filters develop problems over time due to the routine running of the filter, including backwashing. The difficulties in maintaining filters in good condition, given the eutrophic ... More
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Date: 2006
Language: English
Type: Conference proceedings
Identifier: http://hdl.handle.net/10210/16675
Description: Abstract: Filter media starts its working life as almost pure silica, freshly crushed, sieved, washed and dried. Upon examination a few years later, we find discoloured, often sticky material hardly r ... More
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Date: 2004
Language: English
Type: Conference proceedings
Identifier: http://hdl.handle.net/10210/16754
Description: Abstract: A standard “floc retention test” was made available by the American Water Works Association1 to provide a routine measure of filter media cleanliness. This would allow early detection of the ... More
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Date: 2004
Language: English
Type: Conference proceedings
Identifier: http://hdl.handle.net/10210/16658
Description: Abstract: Rapid sand filters are expected to continuously produce clean, safe water for many years, during which time some of these filters will inevitably develop some problems. These problems are us ... More
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