4
Benzine fuel; Greases for technical purposes; Motor oil; Non-chemical additives for engine oils; Non-chemical additives for coolants; Additives (Non-chemical -) for hydraulic fluids; Non- chemical fuel additives; Preparations for loosening rusted metal components; Lubricating oils and greases; Lubricants
7
Discharge screws for liquid materials [parts of machines]; Separating machines; Sealing joints [parts of engines]; Filters being parts of machines or engines; Filter inserts; Filter housings being parts of engines; Filter housings being parts of machines; Filtering machines, separators and centrifuges; Filtering machines; Centrifugal separators; Fuel filters; Filters for cleaning cooling air, for engines; Venturi scrubbers; Air cleaners [air filters] for engines; Mechanical engine parts for land vehicles; Oil separators; Oil tanks [vehicle engine parts]; Oil filters; Oil filters for motors and engines; Oil coolers [vehicle engine parts]; Automobile oil pans; Positive crankcase ventilation (PCV) valves for motors and engines; Pumps, compressors and blowers; pumps (parts of machines, motors and engines); Regulators [parts of machines]; Separating machines; Dust separators; Valves (Clack -) [parts of machines]; Centrifuge separators for industrial use; Centrifugal machines; Cyclones; Engine cases [vehicle parts]; Crankcases for machines, motors and engines; Valves (Clack -) [parts of machines]
11
Apparatus for heating; Heating, ventilating, and air conditioning and purification equipment (ambient); Power filters for airconditioning; Ionisation apparatus for the treatment of air and water; Air conditioning fans; Air cleaning apparatus; Air filters; Air cleaner inserts; Air filters for air conditioning units; Air filtering installations; Air purifiers; Air sterilising apparatus; Oil purifying installations; Thermostatic valves; Heat exchangers, other than parts of machines; Water filters; Water purifying apparatus and machines