Patent · US Expired

Method and installation for processing thermoplastic synthetic materials

US7008579B2 · kind B2 · utility

0Cited by

4References

15Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Gerhard Edler · Trebur, DE
Hans-Joachim Keim · Stuttgart, DE

Key dates

Filing date	Oct 23, 2001
Grant date	Mar 7, 2006
Priority date	—
Expiry date	May 28, 2022

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29C2791/008
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a method and an installation for processing thermoplastic synthetic materials. According to the invention, the melt strands or the like are displaced in oscillation or pulsation in order to indent or penetrate the joint lines between at least two injection strands.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.