SLUDGE TREATMENT DEVICE AND METHOD

United States of America Patent

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Issued Date
Nov 16, 2017
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Dec 21, 2015
filing date
Dec 19, 2014

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Abstract

The invention relates to a device and method for the treatment of sludge with a powder additive, in a co-rotating twin-screw extruder having a length/diameter ratio of less than 20 and comprising a control means allowing the feed flow of powder additive to be adjusted according to the sludge feed flow.

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Patent Owner(s)

Patent Owner	Address
INSTITUT NATIONAL DE RECHERCHE POUR L'AGRICULTURE L'ALIMENTATION ET L'ENVIRONNEMENT	75007 PARIS

International Classification(s)

C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....

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Inventor(s)

Inventor Name	Address	# of filed Patents
BAUDEZ, Jean-Christophe	Monestier, FR	1
DANJOUX, Fabrice	Chateauroux, FR	1
DIEUDE-FAUVEL, Emilie	Saint Pourcain sur Sioule, FR	1
MICLET, Denis	Varennes sur Allier, FR	1

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SLUDGE TREATMENT DEVICE AND METHOD

Number of patents in Portfolio can not be more than 2000

United States of America Patent

15536454

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15536454

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