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Priority claimed from GBGB9608039.5Aexternal-prioritypatent/GB9608039D0/en
Application filed by Emhart Glass Machinery InvestfiledCriticalEmhart Glass Machinery Invest
Publication of MX9702805ApublicationCriticalpatent/MX9702805A/en
Publication of MXPA97002805ApublicationCriticalpatent/MXPA97002805A/en
Controlled movement of the pneumatically operated plunger in the narrow neck press and blow process of manufacture of glass containers is achieved by use of a pressure regulating valve in the air supply to the plunger which determines the pressure supplied according to the mangitude of a control signal which is determined by set point means operating in response to timing pulses from a timing control of the machine.
Process for feeding a second stream of pulverulent materials into a pneumatic conveying line carrying a first controllable flow of pulverulent materials