The gas according to the invention, consisting of oxygen which has a purity of at least 99.8% but less than 99.995%, ensures the same cutting quality as high-purity oxygen. Application to the cutting of pieces of carbon steel.
申请公布号
EP0383668(A1)
申请公布日期
1990.08.22
申请号
EP19900400378
申请日期
1990.02.13
申请人
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
发明人
GUILLAS, CHRISTOPHE;LE GALL, CHRISTIAN;VAN DER HAVE, PHILIPPE - LIQUID AIR (PTY) LIMITED
