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A method for removing at least one filter layer of a filter for the purification of surface water, filters for the purification of surface water and shaft system with such a filter
A method for removing at least one filter layer of a filter for the purification of surface water, filters for the purification of surface water and shaft system with such a filter
The present invention relates to a method for the removal of at least one filter layer of a filter for the purification of surface water, a filter for the purification of surface water, as well as a cleaning groove with such a filter. The object of the present invention is a method for removing at least one filter layer (32, 36) of a filter (20) for the purification of surface water and a filter (20) for the purification of surface water and a shaft system with such a filter, to provide a rapid and cost-effective removal of the at least one filter layer (32, 36) enable. According to the method according to the invention for the removal of at least one, flowable material comprising a filter layer (32, 36) of a filter (20) for the purification of surface water, the filter layer (32, 36) by way of a suction device and / or pumping device from the filter (20) is promoted.
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