Non-electric water purifiers for household purposes; Filters for drinking water; Electric bath-water purifying apparatus for household purposes; Industrial-water purifying apparatus; Desalination plants; Water filtering apparatus; Water purification installations; Water purifying apparatus and machines; Tap-water purifying apparatus; Apparatus for filtering drinking water; Purification installations for sewage; Modules for water purification; Membrane for water purification; Electric water purifiers for household purposes; Purifying apparatus for water reuse and recycling; Purifying apparatus for sewage treatment; Purifying apparatus for waste water treatment.;
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