7
Machines, crushing, grinding, sorting, classifying and separating apparatus and installations, apparatus and installations for separating materials into coarse and fine powder fractions using conveying air or gas, with the aid of centrifugal devices, apparatus and installations for grinding cement and for processing fuels
35
Professional business consultancy with regard to the planning of crushing, grinding, sorting, classifying and separating apparatus and installations, in particular for separating materials from liquid or gaseous media using centrifugal force, and of cyclones
37
Installation, maintenance and repair of crushing, grinding, sorting, classifying and separating apparatus and installations, and of apparatus and installations for separating materials into coarse and fine powder fractions using conveying air or gas with the aid of centrifugal devices
42
Technical planning and optimisation of the construction and technical functioning of crushing, grinding, sorting, classifying and separating apparatus and installations, and of apparatus and installations for separating materials into coarse and fine powder fractions using conveying air or gas with the aid of centrifugal devices; technical planning of machines, apparatus and installations in respect of improving environmental balance and reducing costs and emissions