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US2019382294A1
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System for implementation or de-pollution and revitalization of artificial or natural lakes
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BR102014007897A2
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Modular floating system for dynamic treatment of water bodies at varying levels and flow
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BR102013012768A2
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modular polarized window with automated light control
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BR102012000131A2
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Modular curtain separating water bodies from reservoirs, dams, lagoons or bays
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BRPI1105005A2
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Improvement in installation for removal of materials and / or pollutants contained in watercourses
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BRPI1004663A2
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Improvement introduced in a gas mixer
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BRPI1001307A2
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oxygen injection in the flotation basin of the process of removing polluting substances in water courses
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BRPI0905508A2
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modular variable flow continuous flow system for iterative and automated multi-section process treatment
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BRPI0903947A2
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drainage treatment system for urban areas by the seafront
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BRPI0802735A2
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Improvement in floating surrounding containing containers of water courses
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BRPI0801947A2
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Pantographic system for modular floating assemblies applied in water course treatment installations
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BRPI0802065A2
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continuous variable flow modular system for watercourse treatment
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BRPI0801055A2
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Sludge scraper device and sludge removal process through the sludge scraper
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BRPI0702442A2
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Constructive arrangement in buildings with high floor
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BRPI0505753A
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Mixer with multiple gas inputs
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BRPI0504903A
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Floating fence containing waterborne supernatant pollutants
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