SGN-30

CERAMIC PARTICLES FOR USE AS A FILTERING MEDIA FOR THE TREATMENT OF WASTE, POLLUTED WATER OR AIR INCLUDING TREATMENT OF TOBACCO FUMES; CHEMICAL PREPARATIONS USED IN FILTERING MEDIA FOR THE TREATMENT OF WASTE, POLLUTED WATER, AIR OR TOBACCO FUMES; MINERAL SUBSTANCES IN THE NATURE OF FILTERING MEDIA FOR THE TREATMENT OF WASTE, POLLUTED WATER, AIR OR TOBACCO FUMES, ABSORBING CARBONS FOR THE TREATMENT OF WASTE, POLLUTED WATER, AIR OR TOBACCO FUMES; ACTIVATED CARBONS TO BE USED AS AN ADDITIVE IN THE MANUFACTURE OF RUBBER

WATER FILTERING UNITS FOR PRODUCING POTABLE WATER FOR DOMESTIC USE; WATER FILTERING UNITS FOR SEWAGE TREATMENT; AIR FILTERS FOR AIR CONDITIONING APPARATUS; OVEN VENTILATOR HOOD AND FANS; AIR FILTERS' FOR DOMESTIC USE; AIR FILTERS FOR INDUSTRIAL INSTALLATIONS, AND AIR FILTERS TO TREAT TOBACCO FUMES