6
Containers and tanks of metal for liquid fuels; Branching pipes of metal; Tanks of metal; Containers of metal for compressed gas or liquid air; Closures of metal for containers; Sheets and plates of metal; Containers of metal [storage, transport]; Penstock pipes of metal; Metal kegs; Flanges of metal (collars); Metal tubing, Collars of metal for fastening pipes; Pipe muffs of metal; Containers of metal for liquid fuel
7
Machines and apparatus for conveying and pumping purposes, and installations and equipment consisting thereof; Pumps (parts of machines, engines or motors); Filters, separators, magnetic filters, filter bodies, filter funnels, strainers, extractors, condensers, droplet separators, adsorbers, fluid separators, phase separators and de-oilers being parts for machines, motors and engines; Fuel filters and separators for fuelling vehicles and aeroplanes; Filter presses; Centrifuge machinery; Fuel filters for fuelling vehicles and aeroplanes, combined with a pressure measuring and/or indicating devices connected to the filter; Heat exchangers (parts of machines); Fuel delivery pumps for service stations and installations consisting thereof, refuelling installations, included in class 7, consisting predominantly of fuel delivery pumps; Self-regulating fuel pumps
9
Instruments and apparatus for controlling the fuel level in fuel tanks, for fuel vapour recovery and for diagnosing leaks in fuel tanks; Electric and electronic measuring, signalling, control and regulating apparatus for fuel pumps and installations, as well as fuelling installations; Electric and electronic fuel filter monitoring apparatus; Electric and electronic monitoring apparatus for determining fuel quality; Lasers, not for medical purposes; Regulating and safety accessories (included in class 9) for fuel pumps and installations, as well as fuelling installations
12
Aeronautical apparatus, machines and appliances; Vehicles and aeroplanes, and parts therefor (included in class 12)
40
Services in the field of filtering, in particular the filtering of fuels, including aviation fuel; Separation, straining, splitting, adsorbing, precipitation, sedimentation, media and material conveying, pumping, centrifuging, material processing, dosing, depositing, agitating, liquid and gas treatment, ventilation and condensing