Invention Grant
US08388333B2 Systems for purging polyethylene terephthalate from an extrusion blow molding apparatus
有权
用于从挤出吹塑设备中吹扫聚对苯二甲酸乙二醇酯的系统
- Patent Title: Systems for purging polyethylene terephthalate from an extrusion blow molding apparatus
- Patent Title (中): 用于从挤出吹塑设备中吹扫聚对苯二甲酸乙二醇酯的系统
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Application No.: US12894273Application Date: 2010-09-30
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Publication No.: US08388333B2Publication Date: 2013-03-05
- Inventor: Kevin D. Himes , Larry M. Taylor
- Applicant: Kevin D. Himes , Larry M. Taylor
- Applicant Address: US PA York
- Assignee: Graham Packaging Company, L.P.
- Current Assignee: Graham Packaging Company, L.P.
- Current Assignee Address: US PA York
- Agency: Stradley Ronon Stevens & Young, LLP
- Main IPC: B29C49/04
- IPC: B29C49/04 ; B29C49/42
Abstract:
A system for purging molten thermoplastic material from a molding apparatus. The purge system includes a blow mold apparatus, a purge diverter valve operably connected to the blow mold apparatus and including a channel, a closing member, a spacer having a conduit in communication with the channel, and a melt pipe. The system can be used to purge molten thermoplastic materials out from an upward extruding blow mold apparatus.
Public/Granted literature
- US20120080812A1 SYSTEMS FOR PURGING POLYETHYLENE TEREPHTHALATE FROM AN EXTRUSION BLOW MOLDING APPARATUS Public/Granted day:2012-04-05
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