06
Pressure relief valves and decoupling valves of metal (other
than parts of machines), in particular being devices for
protecting dust-conducting installations against dust
explosions; metal tubing; rupture discs; all the aforesaid
goods included in this class
07
Parts of machines for discharging explosive pressure, in
particular rupture discs; flame traps, namely flame barriers
and flame arresters for machines; all the aforesaid goods
included in this class
09
Measuring, regulating, control and monitoring devices;
signal transmitters; rupture discs for controlling and/or
monitoring and/or protecting against high and/or low
pressure and/or vacuum conditions; autonomous protective
systems, in particular flame traps, flame barriers and flame
arresters, for extinction of combustions, included in this
class; flameproof equipment in the form of explosion,
detonation and/or durable fire protection means; safety
equipment for controlling and monitoring and/or protecting
against high and/or low pressure and/or vacuum conditions;
solenoid valves, in particular being devices for protecting
dust-conducting installations against dust explosions;
solenoid valves of metal, in particular being devices for
protecting dust-conducting installations against dust
explosions; all the aforesaid goods included in this class
37
Maintenance of pressure relief valves and decoupling valves
of metal (other than parts of machines), and solenoid
valves, in particular being devices for protecting
dust-conducting installations against dust explosions;
maintenance of pipelines of metal; maintenance of rupture
discs; maintenance of parts of machines for discharging
explosive pressure, in particular rupture discs; maintenance
of equipment for flameless pressure relief; maintenance of
flame traps, in particular flame barriers and flame
arresters; maintenance of measuring, regulating, control and
monitoring devices; maintenance of signal transmitters;
maintenance of rupture discs for controlling and/or
monitoring and/or protecting against high and/or low
pressure and/or vacuum conditions; maintenance of flameproof
equipment in the form of explosion, detonation and/or
durable fire protection means; maintenance of safety
equipment for controlling and monitoring and/or protecting
against high and/or low pressure and/or vacuum conditions;
repair of pressure relief valves and decoupling valves of
metal (other than parts of machines), and solenoid valves,
in particular being devices for protecting dust-conducting
installations against dust explosions; repair of pipelines
of metal; repair of rupture discs; repair of parts of
machines for discharging explosive pressure, in particular
rupture discs; repair of equipment for flameless pressure
relief; repair of flame traps, in particular flame barriers
and flame arresters; repair of measuring, regulating,
control and monitoring devices; repair of signal
transmitters; repair of rupture discs for controlling and/or
monitoring and/or protecting against high and/or low
pressure and/or vacuum conditions; repair of flameproof
equipment in the form of explosion, detonation and/or
durable fire protection means; repair of safety equipment
for controlling and monitoring and/or protecting against
high and/or low pressure and/or vacuum conditions
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