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Explosion of a Vacuum Arc Remelting furnace

In a metallurgical plant, 2 explosions occurred at 9:30 p.m. followed by a fire in a melting furnace containing 5 t of titanium. The technician on duty was alerted by deviations in control parameters: fusion was stopped by the safety barriers 20[...]
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Analysis Of Pressure Equipments Related Accidents

Analysis of pressure equipments related accidents

Pressure equipments are everywhere in our daily life: fire extinguishers, LPG tanks, compressors, oxygen bottles are just examples. The knowledge of their potential danger, both in operating or in maintenance phase, can limit the consequences of accidents. This study based[...]
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Hydrofluoric Acid : The Worst Of All Acids?

Hydrofluoric acid : the worst of all acids?

Despite being produced 200 times less than sulphuric acid (1 M vs. 200 M tonnes/year), the ARIA database has recorded nearly 80 accidents involving hydrofluoric acid (HF) (vs. 220 for H2SO4). A series of recent accidents serves to recall its[...]
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Seal Boxes : Not To Be Mistaken As A Cure For Ageing

Seal boxes : not to be mistaken as a cure for ageing

Commonly used to plug leaks on pipelines, seal boxes serve stop discharge flows without entirely shutting down production. Despite this advantage, several accidents have shown that this type of remedial action is not sustainable and moreover necessitates regular monitoring during[...]
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