multiple hearth type furnaces

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CPC
F27B9/185

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F27Furnaces F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL OPEN SINTERING OR LIKE APPARATUS F27B9/00Furnaces through which the charge is moved mechanically

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F27B9/185multiple hearth type furnaces

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Roasting furnace, use thereof and method for the processing of ores...
- Patent number 10,969,174
- Issue date Apr 6, 2021
- SADACI NV
- Guido Provoost
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Molecular pyrodisaggregator
- Patent number 10,899,967
- Issue date Jan 26, 2021
- Domenico Tanfoglio
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Modular furnace
- Patent number 10,852,063
- Issue date Dec 1, 2020
- IMG-NA, LLC
- Elie G. Mordovanaki
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Multiple hearth furnace improvements
- Patent number 10,718,567
- Issue date Jul 21, 2020
- SYNERGETICS PTY LTD
- Nicholas Boustead
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Apparatus and methods for producing direct reduced iron
- Patent number 9,115,413
- Issue date Aug 25, 2015
- Giulio Grossi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for efficient production of activated carbon
- Patent number 8,568,569
- Issue date Oct 29, 2013
- Chavond-Barry Engineering
- Louis T. Barry
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of steel plant sludges in a multiple-stage furnace
- Patent number 7,935,174
- Issue date May 3, 2011
- Paul Wurth S.A.
- Jean-Luc Roth
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Multiple-hearth furnace
- Patent number 7,735,434
- Issue date Jun 15, 2010
- Paul Wurth S.A.
- Emile Lonardi
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Rabble arm for a furnace
- Patent number 6,994,037
- Issue date Feb 7, 2006
- Paul Wurth S.A.
- Patrick Hutmacher
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Method of operating a multiple hearth furnace
- Patent number 6,832,564
- Issue date Dec 21, 2004
- Paul Wurth S.A.
- Patrick Hutmacher
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Multiple hearth furnace
- Patent number 6,802,710
- Issue date Oct 12, 2004
- Paul Wurth S.A.
- Patrick Hutmacher
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Mixed frequency RF generator coupled to the gas distribution system
- Patent number 6,668,752
- Issue date Dec 30, 2003
- Applied Materials Inc.
- Xiang Yu Yao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for thermal treatment of residual materials containing heav...
- Patent number 6,451,086
- Issue date Sep 17, 2002
- Paul Wurth S.A.
- Thomas Hansmann
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing directly reduced iron in a layered furnace
- Patent number 6,395,057
- Issue date May 28, 2002
- Paul Wurth S.A.
- Romain Frieden
- C21 - METALLURGY OF IRON
Information Patent Grant
Process and apparatus for the recovery of aluminum and energy from...
- Patent number 6,193,780
- Issue date Feb 27, 2001
- Jose Cases Rocati
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reducing hydrogen concentration in pecvd amorphous silicon carbide...
- Patent number 5,800,878
- Issue date Sep 1, 1998
- Applied Materials, Inc.
- Xiang Yu Yao
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus and method for oxygen lancing in a multiple hearth furnace
- Patent number 5,752,452
- Issue date May 19, 1998
- Praxair Technology, Inc.
- Christopher Brian Leger
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and apparatus for mass transfer in multiple hearth funaces
- Patent number 5,316,471
- Issue date May 31, 1994
- David J. Nell
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Energy conserving process for calcining clay
- Patent number 4,948,362
- Issue date Aug 14, 1990
- Georgia Kaolin Company, Inc.
- David P. Baird
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Rabble arm used in multiple hearth furnace
- Patent number 4,842,051
- Issue date Jun 27, 1989
- David A. Brownlee
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Shaft arrangement for thermal and/or material transfer processes be...
- Patent number 4,764,107
- Issue date Aug 16, 1988
- Perfluktiv-Consult AG
- Erich Sundermann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Furnace with modular construction
- Patent number 4,702,694
- Issue date Oct 27, 1987
- Union Oil Company of California
- Clyde R. Johnson
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Rotating rabbled roof drying and heating furnace
- Patent number 4,669,977
- Issue date Jun 2, 1987
- Salem Furnace Co.
- Beverly E. Johnson
- F26 - DRYING
Information Patent Grant
Process and apparatus for the thermal treatment of trickling materi...
- Patent number 4,664,623
- Issue date May 12, 1987
- Perfluktiv-Consult AG
- Erich Sundermann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Heat treatment furnace with crown-shaped transport path for the wor...
- Patent number 4,591,337
- Issue date May 27, 1986
- Ruhrgas Aktiengesellschaft
- Horst Gillhaus
- C21 - METALLURGY OF IRON
Information Patent Grant
Oven heating system
- Patent number 4,514,167
- Issue date Apr 30, 1985
- Santrade Ltd.
- Wayne H. Royer
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Regenerative heating and melting device for recovered asphalt concr...
- Patent number 4,483,620
- Issue date Nov 20, 1984
- Kajima Road Co. Ltd.
- Kunio Shinohara
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Kiln with overlying beds
- Patent number 4,227,873
- Issue date Oct 14, 1980
- Klockner-Humboldt-Wedag AG
- Theodor Manshausen
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Apparatus for regeneration of wet spent active carbon
- Patent number 4,221,560
- Issue date Sep 9, 1980
- JGC Corporation
- Hideji Idei
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Kiln for the thermal treatment of slurry type materials such as mag...
- Patent number 4,051,602
- Issue date Oct 4, 1977
- Klockner-Humboldt-Deutz Aktiengesellschaft
- Vladimir Suprunov
- F26 - DRYING

Patents Applicationslast 30 patents

Information Patent Application
ROASTING FURNACE, USE THEREOF AND METHOD FOR THE PROCESSING OF ORES...
- Publication number 20190145707
- Publication date May 16, 2019
- SADACI NV
- Guido PROVOOST
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
Modular Furnace
- Publication number 20180347904
- Publication date Dec 6, 2018
- IMG-NA, LLC
- Elie G. Mordovanaki
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
APPARATUS AND METHODS FOR PRODUCING DIRECT REDUCED IRON
- Publication number 20120325053
- Publication date Dec 27, 2012
- Giulio Grossi
- C21 - METALLURGY OF IRON
Information Patent Application
Method and Apparatus for Efficient Production of Activated Carbon
- Publication number 20110132738
- Publication date Jun 9, 2011
- Louis T. Barry
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Treatment Of Steel Plant Sludges In A Multiple-Stage Furnace
- Publication number 20080066579
- Publication date Mar 20, 2008
- Jean-Luc Roth
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Multi-Level Furnace
- Publication number 20070209563
- Publication date Sep 13, 2007
- PAUL WURTH S.A.
- Emile Lonardi
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
MULTIPLE HEARTH FURNACE
- Publication number 20040157182
- Publication date Aug 12, 2004
- Patrick Hutmacher
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
Rabble arm for a furnace
- Publication number 20040134394
- Publication date Jul 15, 2004
- Patrick Hutmacher
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
Method of operating a multiple hearth furnace
- Publication number 20040123785
- Publication date Jul 1, 2004
- Patrick Hutmacher
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
REDUCING HYDROGEN CONCENTRATION IN PECVD AMORPHOUS SILICON CARBIDE...
- Publication number 20030155074
- Publication date Aug 21, 2003
- XIANG YU YAO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process for thermal treatment of residual materials containing heav...
- Publication number 20010045142
- Publication date Nov 29, 2001
- PAUL WURTH S.A.
- Thomas Hansmann
- C21 - METALLURGY OF IRON

multiple hearth type furnaces

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Roasting furnace, use thereof and method for the processing of ores...

Molecular pyrodisaggregator

Modular furnace

Multiple hearth furnace improvements

Apparatus and methods for producing direct reduced iron

Method and apparatus for efficient production of activated carbon

Treatment of steel plant sludges in a multiple-stage furnace

Multiple-hearth furnace

Rabble arm for a furnace

Method of operating a multiple hearth furnace

Multiple hearth furnace

Mixed frequency RF generator coupled to the gas distribution system

Process for thermal treatment of residual materials containing heav...

Method for producing directly reduced iron in a layered furnace

Process and apparatus for the recovery of aluminum and energy from...

Reducing hydrogen concentration in pecvd amorphous silicon carbide...

Apparatus and method for oxygen lancing in a multiple hearth furnace

Method and apparatus for mass transfer in multiple hearth funaces

Energy conserving process for calcining clay

Rabble arm used in multiple hearth furnace

Shaft arrangement for thermal and/or material transfer processes be...

Furnace with modular construction

Rotating rabbled roof drying and heating furnace

Process and apparatus for the thermal treatment of trickling materi...

Heat treatment furnace with crown-shaped transport path for the wor...

Oven heating system

Regenerative heating and melting device for recovered asphalt concr...

Kiln with overlying beds

Apparatus for regeneration of wet spent active carbon

Kiln for the thermal treatment of slurry type materials such as mag...

Patents Applicationslast 30 patents

ROASTING FURNACE, USE THEREOF AND METHOD FOR THE PROCESSING OF ORES...

Modular Furnace

APPARATUS AND METHODS FOR PRODUCING DIRECT REDUCED IRON

Method and Apparatus for Efficient Production of Activated Carbon

Treatment Of Steel Plant Sludges In A Multiple-Stage Furnace

Multi-Level Furnace

MULTIPLE HEARTH FURNACE

Rabble arm for a furnace

Method of operating a multiple hearth furnace

REDUCING HYDROGEN CONCENTRATION IN PECVD AMORPHOUS SILICON CARBIDE...

Process for thermal treatment of residual materials containing heav...