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BSI - BS 1438

Aggregates - Single-sized aggregates for use as a medium in biological percolating filters

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Organization: BSI
Publication Date: 5 March 2004
Status: active
Page Count: 12
ICS Code (Sewage water): 13.060.30
ICS Code (Terracotta building products): 91.100.25

Document History

BS 1438
March 5, 2004
Aggregates - Single-sized aggregates for use as a medium in biological percolating filters
A description is not available for this item.
September 7, 1971
Specification for media for biological percolating filters
Single-sized materials, 63 mm to 14 mm, including coke, clinker, gravel, crushed stone, slag for treatment of water, sewage, trade effluents. Durability; sizes; descriptions of shape, nature of...

References

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