Praxair India Private Limited
DLF IT Park I, 11th Floor, Tower A, No. 8, Major Arterial Road, Block AF, Action Area I, New Town, Rajarhat
Kolkata- 700156, West Bengal (India)
Bharat Oxytech Private Limited
No. 23, B. T. Road, Kamarhati
Kolkata- 700058, West Bengal (India)
Narendrapur Tea Co. Private Limited
No. 16, Bonfields Lane
Kolkata- 700001, West Bengal (India)
BOC India Limited
P- 43, Near Base Bridge, Taratala Road
Kolkata- 700088, West Bengal (India)
Hindustan Gases And Welding
No. 15/H/1, Munshi Bazar Road
Kolkata- 700015, West Bengal (India)
Freedom Gases Limited
No. 59, Jessore Road, Birati
Kolkata- 700051, West Bengal (India)