Patent · US Active

Method and device for the production of moulded pieces from a layer of polyurethane

US8329256B2 · kind B2 · utility

0Cited by

3References

7Claims

0Family size

Assignee

HENNECKE GMBH · DE

Inventors

Wolfgang Pawlik
Dominik Obeloer · Adenau, DE
Ingo Kleba · Aachen, DE

Key dates

Filing date	Apr 3, 2008
Grant date	Dec 11, 2012
Priority date	—
Expiry date	Aug 27, 2029

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29K2075/00
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention relates to a process and a device for the production of mouldings containing a layer of polyurethane in shot operation, in which a gas stream is introduced into the flow channel of the spray device in at least two positions.

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