Title:
PROCESS AND DEVICE FOR PRODUCING RAW BURNT ULTRAMARINE
Document Type and Number:
WIPO Patent Application WO1997022668
Kind Code:
A3
Abstract:
The invention relates to a process for producing raw burnt ultramarine in which production is continuous, and a device for implementing it. The device consists of a reactor unit composed of chambers mutually separated by conveyor, metering or blocking units. The granulated and/or pelletted raw materials pass through the chambers of the reactor unit and are subjected therein to a burning process with reducing, complex formation (zeolite formation) and oxidation stages.
Inventors:
BOCHMANN GERD (DE)
Application Number:
PCT/DE1996/002374
Publication Date:
October 16, 1997
Filing Date:
December 13, 1996
Export Citation:
Assignee:
ULTRAMARINFABRIK SCHINDLERSWER (DE)
BOCHMANN GERD (DE)
BOCHMANN GERD (DE)
International Classes:
B01J8/12; C04B35/18; C04B35/64; C09C1/32; F27B1/02; F27B9/02; F27B9/06; (IPC1-7): C09C1/32
Foreign References:
| US2441950A | 1948-05-25 | |||
| US2544694A | 1951-03-13 | |||
| FR877648A | 1942-12-11 | |||
| DD132069A1 | 1978-08-23 |
Download PDF: