Inventor
MEISSNER DAVID C
US34 patents
⚠️ This page may combine multiple inventors who share the name “MEISSNER DAVID C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MIDREX INT BV
14 patentsUS4701214AOct 20, 1987
Method of producing iron using rotary hearth and apparatus
MIDREX INT BV160 citations97
US5730775AMar 24, 1998
Method for rapid reduction of iron oxide in a rotary hearth furnace
MIDREX INT BV98 citations93
US6749664B1Jun 15, 2004
Furnace hearth for improved molten iron production and method of operation
MIDREX INT BV31 citations91
US5618032AApr 8, 1997
Shaft furnace for production of iron carbide
MIDREX INT BV35 citations90
US5437708AAug 1, 1995
Iron carbide production in shaft furnace
MIDREX INT BV30 citations90
US5674308AOct 7, 1997
Spouted bed circulating fluidized bed direct reduction system and method
MIDREX INT BV39 citations89
US5885521AMar 23, 1999
Apparatus for rapid reduction of iron oxide in a rotary hearth furnace
MIDREX INT BV44 citations88
US5435831AJul 25, 1995
Circulating fluidizable bed co-processing of fines in a direct reduction system
MIDREX INT BV17 citations82
US4685964AAug 11, 1987
Method and apparatus for producing molten iron using coal
MIDREX INT BV22 citations81
US5647887AJul 15, 1997
Fluidizable bed co-processing fines in a direct reduction system
MIDREX INT BV12 citations74
US5431711AJul 11, 1995
Circulating fluidized bed direct reduction system
MIDREX INT BV13 citations74
US4591380AMay 27, 1986
Method of generating a reducing gas
MIDREX INT BV14 citations72
US4553742ANov 19, 1985
Apparatus for generating a reducing gas
MIDREX INT BV8 citations72
US5529291AJun 25, 1996
Circulating fluidized bed direct reduction system
MIDREX INT BV2 citations63
MIDREX CORP
10 patentsUS4173465ANov 6, 1979
Method for the direct reduction of iron using gas from coal
MIDREX CORP60 citations96
US4260412AApr 7, 1981
Method of producing direct reduced iron with fluid bed coal gasification
MIDREX CORP41 citations91
US4358310ANov 9, 1982
Dry collection of metallized fines
MIDREX CORP17 citations74
US4179278ADec 18, 1979
Method for reducing particulate iron oxide to molten iron with solid reductant
MIDREX CORP11 citations74
US4470581ASep 11, 1984
Apparatus for selective reduction of metallic oxides
MIDREX CORP9 citations73
US4381939AMay 3, 1983
Method for selective reduction of metallic oxides
MIDREX CORP10 citations73
US4069015AJan 17, 1978
Method of inhibiting rusting of sponge iron
MIDREX CORP6 citations72
US4306903ADec 22, 1981
Method for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners
MIDREX CORP12 citations69
US4195821AApr 1, 1980
Apparatus for reducing particulate iron oxide to molten iron with solid reductant
MIDREX CORP6 citations63
US4248408AFeb 3, 1981
Method and apparatus for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners
MIDREX CORP3 citations61
METIUS GARY E
4 patentsUS8685136B2Apr 1, 2014
System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
METIUS GARY E37 citations93
US8496730B2Jul 30, 2013
System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
METIUS GARY E14 citations82
US9127326B2Sep 8, 2015
System and method for reducing iron oxide to metallic iron using natural gas
METIUS GARY E5 citations71
US9028585B2May 12, 2015
System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
METIUS GARY E1 citations50
MIDREX INTERNAT B V ROTTERDAM
2 patentsMEISSNER DAVID C
2 patentsUS10065857B2Sep 4, 2018
Systems and methods for generating carbon dioxide for use as a reforming oxidant in making syngas or reformed gas
MEISSNER DAVID C5 citations64
US8709131B2Apr 29, 2014
Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide content
MEISSNER DAVID C1 citations48