HIAD Specific Application Supply Chain Stage: Hydrogen As Process Gas

Workers were performing demolition on a disused furnace. While removing a 10 inch valve from a pipe used to supply coke gas fuel to the furnace, flammable liquid was unexpectedly released and ignited…

The explosion was caused by the ignition of hydrogen during reaction with sodium metal. The Chemistry Department routinely dried solvents using metallic sodium. This leaves an excess of sodium metal…

An explosion and fire occurred in a mud logging unit during the final phase of rigging it up. Gas analysers had been calibrated and the flame ionization detection (FID) and total hydrocarbon analyser…

The explosion occurred in a copper electroplating plant test furnace when starting the operation of copper plating. EVENT DETAILS A tinned copper pipe had been placed inside another copper pipe and…

An explosion without fire or gas emission occurred in the washer of the catalyst activation unit. The unit was stopped for maintenance : 3 external employees were checking the washer. The explosion…

An explosion occurred in the Heat Treatment Shop of this site. The explosion was centered in the electrical control panel of the High Velocity Oxy Fuel (HVOF) thermal spraying equipment. The violent…

An explosion occurred in an electrostatic precipitator whilst it was being accessed for maintenance. The explosion caused an inspection hatch cover, which had been unbolted, to be blown off and…

On a cold morning, the gasoil hydro-treatement unit was being brought back on line after being out of service to repair a governor problem on the recycle gas compressor. Several upset trips had…

The Microbiological Anaerobic Chamber of approximately 2 m3 capacity was containing an explosive mixture of hydrogen and air. A fire followed the explosion, but was rapidly extinguished by staff…

An explosion occurred in the glass components of a reactor at a pharmaceutical plant during a batch process. At the time of the accident, the reactor was being hydrogenated. As a result of the…

Explosion in a chemical manufacturing plant for the pharmaceutical and cosmetics industries, classified as Seveso high level, The explosion occurred in the hydrogenation reactor, when opening two…

Explosion in a food products plant (Seveso classified)The event occurred in the settling cyclone of a hydrogenation reactor of a starch production unit. The process consists in introducing the starch…

The incident occurred in a catalytic reforming unit. At 13:41, a leak occurred at the 90 elbow of a pressure pipe containing a mixture of hydrogen and naphtha. This pipe was located between the pre-…

The event started at the effluent pipe of one of the hydro-cracking reactors, which broke and released a mixture of hydrogen, light gases (methane, butane), light gasoline; heavy gasoline; gas oil.…

A researcher was conducting an experiment that involved sawdust being heated at pressure using hydrogen gas in an laboratory-scale autoclave.The gas leaked from the autoclave during the experiment…

A serious chemical accident occurred at chemical industry producing olephins and phenols. The accident resulted in injuries to several workers and extensive damage to the plant, as well as minor…

A section of effluent piping ruptured on the Hydrocracker Reactor of a Refinery. A mixture of light gases (methane, butane), light and heavy gasoline, gas oil and hydrogen was released from the pipe…

The release and fire occurred during what appeared to be a normal operation in a reactor section of a Residue Hydrotreater Unit, when an eight-inch pipe connected to a heat exchanger failed at the…

Several explosions occurred in one of the catalytic reforming units of the refinery, followed by a fire in the same unit. The fire derived from the explosions lasted for almost one day. The…

The accident occurred in the Reactor 6 used to carry out the hydrogenation of a pharmaceutical intermediate.The operation of the plant was organized in two shifts. Since the hydrogenation at Reactor…