7
Stationary and mobile concrete mixing installations, mainly consisting of mixing machines, mechanical apparatus for feeding and distributing aggregate from storage areas, bulk storage facilities, bunkers and silos (mainly not of metal), mechanical apparatus for the storage and providing of aggregate and scrapers, dosing and weighing apparatus; mixing machines for concrete mixing; devices for feeding and distributing aggregate from storage areas, bulk storage facilities, bunkers and silos, namely conveyor belts, band elevators, screw conveyors, scrapers; concrete pumps for building sites; concrete distributing booms; cranes, in particular structural engineering cranes and autoerrecting cranes; structural engineering cranes with concrete distributing masts; mobile lifts, in particular building lifts; installations for processing left-over concrete, mainly consisting of mechanical apparatus for filtering solid/liquid mixtures and grading the solids and sludge collection tanks
8
Scrapers, namely hand scrapers and radial scrapers
9
Dosing and weighing apparatus for concrete mixing; control apparatus and data processing equipment, and installations constructed therefrom, for use in concrete mixing, in particular for checking concrete consistency, for adding the mixing water, for monitoring aggregate stores, for determining and recording production formulas, production quantities and delivery scope; data input and output apparatus for use in concrete mixing, including material disposition; data processing equipment and installations constructed therefrom, for use in the building industry, in particular for customer accounting, for invoice creation, for statistics, for vehicle resource planning, for creating delivery notes, for production supervision
12
Transport vehicles, in particular concrete mixers; automatic concrete pumps
19
Devices for the storage and providing of aggregate for concrete mixing, namely boxes (mainly not of metal) for storage areas, including scrapers, silos (mainly not of metal) with screw conveyors
20
Sludge collection tanks (not of metal) for use in installations for processing left-over concrete