Title:
METHOD AND APPARATUS FOR SIMULTANEOUS GASIFICATION OF ORGANIC MATERIALS AND RESIDUAL HUMUS MATERIALS OF STABILIZED MUNICIPAL AND INDUSTRIAL SEWAGE SLUDGES
Document Type and Number:
WIPO Patent Application WO/2009/044218
Kind Code:
A3
Abstract:
The method according to the invention comprises the steps of mechanically dehydrating the stabilized sewage sludge; mixing agricultural waste material to the mechanically dehydrated sewage sludge; drying the mixture thus obtained; adding municipal waste material to said mixture in an amount of 30-35%; homogenizing the mixture; feeding the homogenized mixture into a pyrolysis furnace in a continuous mode under control; and gasifying it in the furnace. The pyrolysis furnace used in the method comprises a furnace body, a fluid bed formed in the furnace body and means for feeding air and the material to be gasified as a secondary fuel material, wherein said means for feeding the air and the secondary fuel material comprise at least one rotatory burner arranged circumferentially in the upper part of the furnace, said bumer(s) being adapted to tilt around a horizontal axis.
Inventors:
LOVAS JANOS PAL (HU)
Application Number:
PCT/HU2008/000115
Publication Date:
November 18, 2010
Filing Date:
October 06, 2008
Export Citation:
Assignee:
LO KA KFT (HU)
LOVAS JANOS PAL (HU)
LOVAS JANOS PAL (HU)
International Classes:
F23G5/30; F23C5/08; F23G5/02; F23G7/10; F23G7/12
Domestic Patent References:
| WO1994017161A1 | 1994-08-04 | |||
| WO2002029322A2 | 2002-04-11 |
Foreign References:
| US4597771A | 1986-07-01 | |||
| US4133273A | 1979-01-09 |
Attorney, Agent or Firm:
DANUBIA PATENT & LAW OFFICE LLC (Budapest, HU)
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