Patent · US Expired

Bulk material heating chamber equipped with heating tubes

US5769007A · kind A · utility

5Cited by

5References

17Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Herbert Tratz · Ottensoos, DE
Helmut Werdinig · Wendelstein, DE
Joachim Boretzky · Höchstadt an der Aisch, DE
Anton Ebert · Nuremberg, DE

Key dates

Filing date	Aug 22, 1995
Grant date	Jun 23, 1998
Priority date	—
Expiry date	Aug 22, 2015

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/129
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A heating chamber or low-temperature carbonization drum has an interior receiving bulk material or trash and has a longitudinal axis about which the heating chamber or drum is rotatable. A number of heating tubes through which a heating gas can flow in a given direction, are disposed in the interior of the heating chamber or drum, are oriented approximately parallel to one another, and have an end region as seen in the given flow direction. Turbulators are disposed inside the heating tubes in the end region.

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