National Oxygen Limited (NOL) incorporated in December, 1974 was promoted by RajesH Kumar Saraf. Presently, the Company manufactures industrial gasses both in liquid and gaseous form at plants situated at Pondicherry and Perundurai. The plants situated at both places are performing at full rate capacity. The clients of NOL consists mainly Government workshops, Public Sector units, Space and Petrochemical units. Also serves to Steel sector, Pharmaceutical sector, Refrigeration units, Hospitals, Ship making & Repairing units other than Fabrication sector.
From 1975-80, the company was mainly trading in industrial/medical gases.
In 1980, NOL installed and commissioned its first oxygen plant with a capacity of 63 cu mtr ph, at Mathur in the Pudukottai district of Tamilnadu. In 1981, it installed a dissolved acetylene plant at the same premises at a cost of Rs 20.45 lac with term loan assistance from SIPCOT. Again in the next year, it commissioned its second oxygen plant at the same premises at a cost of Rs 53.75 lac, with term loan assistance from SIPCOT.
An additional plant for compressing waste nitrogen into commercial grade nitrogen, was installed in 1985. During the same year, it went public to part finance its expansion to set up a 165-cu mtr ph capacity plant at Pondicherry. The expansion project commenced production from Sep.'87.
In Jul.'94, the company came out with a rights issue to set up a liquid oxygen / liquid nitrogen / liquid argon tonnage plant with a capacity of 75 tpd.
In 1995-96, its expansion project was completed.
NOL can now supply Oxygen and Nitrogen in liquid and gaseous forms to Industries and Hospitals through its own sales network. The Company has installed a Windmill with a capacity of 1.65 MW at Dhule, Maharastra during December 2005.