Invention Grant
US3255489A Apparatus for processing thermoplastics in screw extruders having pulsating discharge
失效
用于在具有脉动放电的螺杆挤出机中处理热塑性塑料的装置
- Patent Title: Apparatus for processing thermoplastics in screw extruders having pulsating discharge
- Patent Title (中): 用于在具有脉动放电的螺杆挤出机中处理热塑性塑料的装置
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Application No.: US41273364Application Date: 1964-11-20
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Publication No.: US3255489APublication Date: 1966-06-14
- Inventor: AUGUST RETTIG
- Applicant: BASF AG
- Assignee: Basf Ag
- Current Assignee: Basf Ag
- Priority: DEB0074423 1963-11-27
- Main IPC: B29B7/52
- IPC: B29B7/52 ; B29C47/36
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