06
Flap traps of metal or of metal combined with plastics
material for pipes and pipelines, for reservoirs, containers
and vessels as well as for high-pressure pipes and
high-pressure apparatus; pressure tanks for liquids and/or
gases of metal or of metal combined with plastics material;
couplings, transition pieces, pipe joints, pipe connections
and pipe junctions of metal or of metal combined with
plastics material for liquids and/or gases; pipes and
pipelines of metal or of metal combined with plastics
material for liquids and gases, in particular high pressure
and super pressure pipes and pipelines; containers for
fluids and/or gases of metal or of metal combined with
plastics material for commercial uses, in particular water
reservoirs, tundish vessels and pressure reservoirs
07
Pumps (included in this class), in particular fluid pumps,
piston pumps, multiple chamber pumps, centrifugal pumps,
rotary pumps, fluid pumps, high-pressure pumps and super
pressure pumps, feed pumps, master pumps, transfer pumps for
the delivery of chemical and/or corrosive media, pressure
intensifying pumps, high capacity pumps, multi-component
pumps, hydraulic pumps, pumps for high-pressure presses,
cementing pumps, chromatography pumps, pumps for mining
industries, polyurethane pumps; valves being parts of
machines in particular shut-off valves, high-pressure valves
and super pressure valves, flow control valves, reducing
valves, relief valves, float valves, micro valves, mixing
valves, pressure control valves, safety valves, double hand
valves, micrometer valves, high-temperature valves and
low-temperature valves, flap valves, start-stop valves,
dual-pressure valves, four-way slide valves, pressure
reducing valves, air control valves and return valves;
hydraulic machines, hydraulic apparatus and hydraulic
devices for mining industries, construction industries,
mechanical engineering, shipbuilding industries, chemical
industries, aeronautical industries, nuclear engineering and
moulding technologies, power engineering as well as for
research laboratories; machines, apparatus and industrial
devices for the generation of pressures, in particular of
high pressures in liquids and gases; hydraulic accumulators;
portable high-pressure units, in particular for use at
building sites as well as at erection sites; stationary
high-pressure units, in particular for driving and
controlling machine tools, presses, sluices, sliders,
platform lifts and shuttles; hydraulic units; compressors as
machines, in particular gas compressors, piston compressors,
rotary compressors, membrane compressors, super pressure
compressors; generators for super pressure for oil, water,
emulsions and other fluids; pressure intensifiers for
hydraulic pumps and hydraulic accumulators, for compressors,
in particular high-pressure compressors, for shock
absorbers, for high-pressure tyres, for tools, for machine
tools and for presses as well as for experimental stations
in which maximally compressed air or maximally compressed
gases are required; pressure boosters for liquids and gases;
pressure intensifiers for pumps and accumulators, for
compressors, in particular for high-pressure compressors,
for shock absorbers, for high-pressure tyres, for tools, for
machine tools and for presses as well as for experimental
stations in which maximally compressed air or maximally
compressed gases are required; membranes as parts of
machines and mechanical apparatus; stirring devices as parts
of machines and mechanical apparatus; mechanically operated
tools; mechanically operated pipe machining tools;
mechanically operated reaming tools for pipe seats;
apparatus and mechanical tools for the artificial ageing of
pipe filters; gas compressors for internal gas pressure
technologies; fittings for gaseous, liquid and pulverized
media, in particular for hydraulic fluids, for compressed
air, for solid-liquid mixtures as well as for solid-gas
mixtures, in particular for chemical industries, for nuclear
engineering and moulding technologies, for energy
engineering and for testing bench construction; discharging
screws and ball valves for gaseous, liquid and pulverized
media, in particular for hydraulic fluids, for compressed
air, for solid-liquid mixtures as well as for solid-gas
mixtures; all the aforementioned goods in the form of
machines or as parts of machines
09
Control apparatus and devices, switching apparatus and
devices, regulating apparatus and devices, monitoring
apparatus and devices, operating apparatus and devices,
safety apparatus and devices, measuring apparatus and
devices, signalling apparatus and devices, display units for
optically observing the behaviour of fluids, gases and solid
bodies, in particular those being under high pressure;
control and high-pressure manometers; testing devices,
testing apparatus and testing instruments, testing benches
and testing plants consisting of testing devices, testing
apparatus, testing instruments, measuring devices, measuring
apparatus, measuring instruments, control devices, control
apparatus, control instruments, oscillographs, switches,
electric motors and/or electric or electronic switching
apparatus and devices, in particular for testing tubes, for
endurance and pressure tests, for cracking pressure tests,
for testing manometers, for bursting pressure tests, for
testing fittings, for adjusting manometers, for pressure
tests at transformers and at parts of transformers;
installations and apparatus for adjusting high pressures,
consisting substantially of valves, pressure boosters,
control and regulating apparatus, switching apparatus,
switch desks, at least one electric actuation mechanism,
apparatus and devices for protection against overload;
oil-level pointers; terminal blocks for hydraulic apparatus
and devices, for pumps and motors as well as for hydraulic
units
37
Installation, assembly, repair and maintenance of pressure
generating installations and of testing benches and testing
plants, of gas compressing and regulating installations
42
Technical diagnosis and analysis; testing of pressure,
bursting pressure, pulse pressure and endurance tests for
tubes, reservoirs, pressure gauge, transformers, rails,
diesel injection lines, fittings, storage basins, nozzles,
nozzle holders, air bags
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