Chemical analysis kit for testing oil in refrigeration systems; ceramic particles for use as a filtering media in molecular sieves for dehydration of liquids and gases

Equipment in the nature of liquid refrigerant receivers made of metal, namely, high pressure cylinders sold empty, liquid storage tanks and storage drums; metal oil line strainers and metal filtering tubes being structural parts of metal pipes and copper and brass fittings therefor; manually operated metal valves

Oil line strainers being machine parts; lubricant filters for mechanical purposes; machine parts, namely, mechanically operable pressure valves, pressure valves, pressure relief valves, manual shut off valves and mechanically operable safety release valves; oil line strainers being machine parts; oil-water separators for pneumatic controls being part of machines; filters for refrigerating machines; valves being machine parts; pressure regulators being parts of machines

Filters for laboratory use or optical use; automatic control valves; pressure relief valves for refrigerant gas in case of overpressure due to fire or other means; fluid flow sight-glasses and switches for monitoring liquid flow and its condition; testing manifold gauges for refrigeration system; oil meters for measuring oil level in refrigeration systems; sight glasses used to inspect a process vessel or tank in refrigeration systems; pressure sensors

Parts for refrigeration systems, namely, heat exchangers, receivers, condensers, chillers and heaters; filters that are parts of heating and cooling installations; filters that are parts of plumbing installations, namely, bathroom plumbing installations, shower plumbing installations and sink plumbing installations; external filtering device for use in a local containment area for removing oil and other contaminants from storm drain effluent as it exists storm water systems; valves being parts of cooling installations, namely, mechanically operable pressure valves, pressure valves, pressure relief valves, manual shut off valves and mechanically operable safety release valves; driers for refrigeration systems; drying apparatus for oil filters used in refrigeration systems; pressure regulators for gas, water or other sanitary installations; valves for air conditioners