98622471
Jun 27, 2024
Mar 24, 2026
Active Trademark
Chemical preparations in the nature of ion-exchange resins as filtration media for use in industrial water softening and purification systems; softening chemical preparations for ion exchange resin as filtration media for use in industrial water softening and purification systems; chemical preparations in the nature of ion-exchange resin membranes as filtration media for use in industrial water softening and purification systems
Chemicals