HRDI

Class [009]
Computer & Software Products & Electrical & Scientific Products

Safety equipment in the nature of explosion isolation and suppression devices, namely, intelligent chemical suppression, namely, explosion vents, flameless indoor explosion vents, explosion suppression system comprising detectors, electronic control units, suppressors and valves, sold as a unit for use in detecting and suppressing explosions, explosion isolation pinch valves, explosion isolation slide gate valves, explosion isolation backflap valves, spark detection and extinguishing systems comprising detectors, electronic control units, suppressors and valves, sold as a unit for use in detecting and extinguishing sparks, fire protection systems comprising detectors, electronic control units, suppressors and isolation valves, sold as a unit for use in detecting and extinguishing sparks, fire protection systems comprising detectors, electronic control units, suppressors and isolation valves, sold as a unit for use in detecting and extinguishing fires for combustible dust hazards