Tender For supply of industrial compressed oxygen gas to is 309/2005 (fourth rev.) as per specn. iss 309 [ warranty period: 24 months after the date of delivery ]
Tender For corrigendum : supply of industrial gases on rental basis - industrial gases, full oxygen gas in your cylinders on rental basis (7 cum), full da cylinders (acytylene) on rental basis (5.5 to 7 cum), full nitrogen gas in our cylinders on refilling in our cylinders) (7 cum)
Tender For supply of industrial gases - supply of industrial gasses as following specification, filled oxygen cylinders, 6.7 cu .mtr., pressure-1800 - 2000 psi, argon gas
Tender For supply of industrial compressed oxygen gas is no.309 with railway's own cylinders. cylinder refilling to be done by the firm and it will be collected from firm's place by railway means. ]