6
Metal building materials; Anchors, mainly of metal, for anchoring building components in the ground, anchor bills, anchor friction elements, anchor heads, tie bars and tension cables for anchors
7
Construction machines; drilling apparatus, in particular for civil engineering and for the exploration of raw material sources, casing tubes, boring rods, pipe and rod couplings, drilling tools, worm shafts; diaphragm cutting machines, diaphragm gripping machines; vibrating apparatus for making drill holes and for compressing earth and building material, in particular deep-bed vibrating apparatus; support apparatus for diaphragm cutting machines, deep-well vibrating apparatus and deep-well compressors; cable dredgers, mobile cranes; pressing and deep-drawing tools, presses and pumps, in particular being pneumatically and hydraulically operated; mixing installations for suspensions, injection and sealing compositions; gravel dredging installations, decanter and precipitation reactors, in particular for suspensions; ramming devices, in particular hydraulically or diesel engine-operated; ground stabilisation apparatus, displacement drills, top drilling units, pile inclinometers, measuring apparatus, load sensing cells, lifting cushions, in particular casing pipes, capsule presses for casing pipes; "mixed-in-place" apparatus, drilling apparatus with multiple drilling heads; carrier apparatus, injection containers, apparatus for conducting soil stabilisation processes, displacement drilling apparatus; construction components, displacement devices, sampling apparatus, subsoil conditioning apparatus
37
Civil engineering, in particular special-purpose civil engineering, structural engineering, geothermal drilling, control of civil engineering apparatus; drilling for the exploration of raw material sources, in particular oil, gas and water exploration