An internal pipe welding machine including a pipeline wall engaging drive system having at least one track laying drive arrangement connected to a rear part of a chassis of the internal pipe welding machine for moving the internal pipe welding machine axially within a pipeline.
申请公布号
WO0041843(A1)
申请公布日期
2000.07.20
申请号
WO2000GB00081
申请日期
2000.01.13
申请人
PIPE-O-TRONIC WELDING SERVICES LIMITED (IN LIQUIDATION);POWER, LESLIE, ERNEST;TAYLOR, REGINALD;BRENNAN, MICHAEL, ANTHONY
发明人
POWER, LESLIE, ERNEST;TAYLOR, REGINALD;BRENNAN, MICHAEL, ANTHONY
