<p>Three persons were killed and 44 others suffered injuries in a fire that broke out in the Haldia Refinery of the Indian Oil Corporation in West Bengal's Purba Medinipur district on Tuesday, police said.</p>.<p>The IOC in a statement said the incident occurred at a unit of the refinery during shutdown related works.</p>.<p>"The primary cause seems to be a flash fire leading to burn injuries to 44 persons and 3 persons have unfortunately succumbed to their injuries," it said.</p>.<p>The fire has been extinguished and the situation is under control, the IOC said.</p>.<p>Out of the 44 injured, 37 are being brought to a Kolkata hospital via a 'green corridor' specially set up for the purpose, a senior police officer of Purba Medinipur district told PTI. The condition of seven of them is stated to be critical.</p>.<p>West Bengal Chief Minister Mamata Banerjee expressed anguish at the death of three persons in the refinery fire.</p>.<p>"Three precious lives were lost and my thoughts are with the bereaved families in this hour of grief. Those injured are being brought to Kolkata through a green corridor. GoWB will extend all assistance to ensure their speedy recovery," she tweeted.</p>.<p>Haldia Refinery is undertaking shutdown and maintenance of various major units and the fire broke out at around 3 pm at the motor spirit quality (MSQ) unit.</p>.<p>After preliminary first aid to the 47 injured people at the first aid centre, they were shifted to Haldia Refinery Hospital where three of them died.</p>.<p>"Authorities are inquiring into the cause of the incident," the company said.</p>.<p>The matter is being looked into, the police officer said.</p>.<p><strong>Watch the latest DH videos:</strong></p>
<p>Three persons were killed and 44 others suffered injuries in a fire that broke out in the Haldia Refinery of the Indian Oil Corporation in West Bengal's Purba Medinipur district on Tuesday, police said.</p>.<p>The IOC in a statement said the incident occurred at a unit of the refinery during shutdown related works.</p>.<p>"The primary cause seems to be a flash fire leading to burn injuries to 44 persons and 3 persons have unfortunately succumbed to their injuries," it said.</p>.<p>The fire has been extinguished and the situation is under control, the IOC said.</p>.<p>Out of the 44 injured, 37 are being brought to a Kolkata hospital via a 'green corridor' specially set up for the purpose, a senior police officer of Purba Medinipur district told PTI. The condition of seven of them is stated to be critical.</p>.<p>West Bengal Chief Minister Mamata Banerjee expressed anguish at the death of three persons in the refinery fire.</p>.<p>"Three precious lives were lost and my thoughts are with the bereaved families in this hour of grief. Those injured are being brought to Kolkata through a green corridor. GoWB will extend all assistance to ensure their speedy recovery," she tweeted.</p>.<p>Haldia Refinery is undertaking shutdown and maintenance of various major units and the fire broke out at around 3 pm at the motor spirit quality (MSQ) unit.</p>.<p>After preliminary first aid to the 47 injured people at the first aid centre, they were shifted to Haldia Refinery Hospital where three of them died.</p>.<p>"Authorities are inquiring into the cause of the incident," the company said.</p>.<p>The matter is being looked into, the police officer said.</p>.<p><strong>Watch the latest DH videos:</strong></p>