Apparatus for air-conditioning, refrigerating, heating, cooling and ventilating and components thereof

Refrigerants

Chemical substances used in preserving foodstuffs or in food and beverage manufacture

Baking powder and acid phosphate baking chemicals for use as an ingredient in food,

Apparatus and appliances, namely membranes, membrane fillings and modular apparatus and appliances containing membranes, for fluid, water, drinking water, service water and waste water preparation, treatment, filtration, recycling, purification, separation and cleaning purposes, especially for private, municipal and industrial purposes; reverse osmosis, nano, ultra and microfiltration modules and systems; hollow fibre filtration membranes and membrane modules for membrane bioreactor (MBR) applications; none of the aforementioned being apparatus for air-conditioning, refridgerating, heating, cooling or ventilating

Scientific and industrial research as well as technical and scientific services of an engineer, physicist, chemist, biologist and biotechnologist in the field of fluid-, water-, drinking water-, service water- and waste water preparation, -treatment, -filtration, -recycling, -purification, -separation and -cleaning