Extrusion of polyacrylonitrile fibres into a hydrocarbon...
Extrusion of polyacrylonitrile fibres into hydrocarbon...
Extrusion of polyacrylonitrile fibres into salt and alcohol...
Extrusion of polyacrylonitrile into pressurized zone with...
Extrusion of polyacrylonitrile spinning solutions into a...
Extrusion of polymeric spinning emulsion containing...
Extrusion of water-swollen cellulose ether