Description: Filters to purify industrial-water; Water purifiers for industrial purposes and parts thereof, namely, water distilling units, water filters, strainers for water lines; Filtration machines and apparatus for industrial-water and parts thereof, namely, water distilling units, water filters, strainers for water lines; Microbubble generators for wastewater treatment installations and parts thereof, namely, water distilling units, water filters, strainers for water lines; Water purifying units for producing drinkable water and parts thereof, namely water distilling units, water filters, strainers for water lines; Household tap-water filters and parts thereof, namely, strainers for water lines; Water purifying apparatus and machines and parts thereof, namely, water distilling units, water filters, strainers for water lines; Filters for drinkable water and parts thereof, namely, strainers for water lines; Water filtering apparatus and machines and parts thereof, namely, water distilling units, water filters, strainers for water lines; Water filtration and purification apparatus and parts thereof, namely, water distilling units, water filters, strainers for water lines; Designing in the field of water filtration, purification, and distillation machines, apparatus, and instruments, including their parts, or systems composed of such machines, apparatus and instruments; Consultancy services in the field of designing water filtration, purification, and distillation machines, apparatus, and instruments including their parts or systems composed of such machines, apparatus and instruments; Engineering on industrial and manufacturing equipment design; Designing solid-liquid separation devices in wastewater treatment facility; Designing environmental sanitation systems; Designing filters for industrial-water or systems composed of such machines, apparatus and instruments; Consultancy services in the field of designing of filters for industrial-water or systems composed of such machines, apparatus and instruments; Designing filtration apparatus for industrial-water or systems composed of such machines, apparatus and instruments; Consultancy services in the field of designing of filtration apparatus for industrial-water or systems composed of such machines, apparatus and instruments; Designing water purifying units for producing potable water or systems composed of such machines, apparatus and instruments; Consultancy services in the field of designing of water purifying units for producing potable water or systems composed of such machines, apparatus and instruments; Designing household tap-water filters or systems composed of such machines, apparatus and instruments; Consultancy services in the field of designing of household tap-water filters or systems composed of such machines, apparatus and instruments