Assignee profile:

MIDREX TECHNOLOGIES, INC.

City:

Charlotte, North Carolina

Country:

United States

Published Applications:

39

Last publication date:

2023-10-19

Patent Grants:

39

Last grant date:

2025-09-23

Top Inventors for applications by MIDREX TECHNOLOGIES, INC.

These are the the leading inventors for applications assigned to MIDREX TECHNOLOGIES, INC.:

Recent patent applications by MIDREX TECHNOLOGIES, INC.

MIDREX TECHNOLOGIES, INC. based in Charlotte, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2023-10-19 ✅ Patent 12,421,564 granted on 2025-09-23
US20230332259A1
Chemistry; metallurgy

METHOD AND SYSTEM FOR HEATING DIRECT REDUCED IRON (DRI) BETWEEN A DRI SOURCE AND PROCESSING EQUIPMENT FOR THE DRI

#2 | 2023-06-15 ✅ Patent 12,098,436 granted on 2024-09-24
US20230183826A1
Chemistry; metallurgy

Seal gas optimization systems and methods for a direct reduction process

#3 | 2022-12-22 ✅ Patent 12,000,011 granted on 2024-06-04
US20220403481A1
Chemistry; metallurgy

System and method for the production of hot briquetted iron (HBI) containing flux and/or carbonaceous material at a direct reduction plant

#4 | 2022-04-07 ✅ Patent 11,920,204 granted on 2024-03-05
US20220106651A1
Chemistry; metallurgy

Oxygen injection for reformer feed gas for direct reduction process

#5 | 2021-12-23 ✅ Patent 11,655,511 granted on 2023-05-23
US20210395843A1
Chemistry; metallurgy

Seal gas optimization systems and methods for a direct reduction process

#6 | 2021-09-30 ✅ Patent 11,965,221 granted on 2024-04-23
US20210301360A1
Chemistry; metallurgy

Method and system for heating direct reduced iron (DRI) between a DRI source and processing equipment for the DRI

#7 | 2021-09-30 ✅ Patent 11,788,159 granted on 2023-10-17
US20210301359A1
Chemistry; metallurgy

Integration of DR plant and electric DRI melting furnace for producing high performance iron

#8 | 2021-09-30 ✅ Patent 12,084,730 granted on 2024-09-10
US20210301358A1
Chemistry; metallurgy

Methods and systems for increasing the carbon content of direct reduced iron in a reduction furnace

#9 | 2021-04-01 ✅ Patent 11,952,638 granted on 2024-04-09
US20210095354A1
Chemistry; metallurgy

Direct reduction process utilizing hydrogen

#10 | 2020-12-10 ✅ Patent 11,499,201 granted on 2022-11-15
US20200385827A1
Chemistry; metallurgy

Direct reduction process utilizing hydrogen

#11 | 2019-12-19 ✅ Patent 10,907,224 granted on 2021-02-02
US20190382857A1
Chemistry; metallurgy

Direct reduction system and process utilizing a process gas direct recycle line

#12 | 2019-10-03 ✅ Patent 10,988,817 granted on 2021-04-27
US20190300974A1
Chemistry; metallurgy

Oxygen injection system for a direct reduction process

#13 | 2018-05-03 ✅ Patent 10,604,815 granted on 2020-03-31
US20180119237A1
Chemistry; metallurgy

Direct reduction process and shaft furnace utilizing an extended flow diverter cone

#14 | 2018-05-03 ✅ Patent 11,021,766 granted on 2021-06-01
US20180119236A1
Chemistry; metallurgy

Direct reduction with coal gasification and coke oven gas

#15 | 2017-10-12 ✅ Patent 10,370,732 granted on 2019-08-06
US20170292168A1
Chemistry; metallurgy

Methods for mitigating the buildup of direct reduced iron clusters on the walls of a direct reduction furnace

#16 | 2017-03-02 ✅ Patent 10,316,376 granted on 2019-06-11
US20170058373A1
Chemistry; metallurgy

Methods and systems for increasing the carbon content of sponge iron in a reduction furnace

#17 | 2017-01-12 ✅ Patent 10,508,314 granted on 2019-12-17
US20170009309A1
Chemistry; metallurgy

Methods and systems for increasing the carbon content of sponge iron in a reduction furnace

#18 | 2016-07-21 ✅ Patent 10,113,209 granted on 2018-10-30
US20160208351A1
Chemistry; metallurgy

Methods and systems for producing high carbon content metallic iron using coke oven gas

#19 | 2016-06-16 ✅ Patent 9,534,265 granted on 2017-01-03
US20160168653A1
Chemistry; metallurgy

Methods and systems for producing direct reduced iron incorporating a carbon dioxide and steam reformer fed by recovered carbon dioxide

#20 | 2016-03-24 ✅ Patent 9,970,071 granted on 2018-05-15
US20160083811A1
Chemistry; metallurgy

Method for reducing iron oxide to metallic iron using coke oven gas

#21 | 2016-01-21 ✅ Patent 9,868,999 granted on 2018-01-16
US20160017447A1
Chemistry; metallurgy

Methods and systems for producing direct reduced iron utilizing a petroleum refinery bottoms or petroleum coke gasifier and a hot gas cleaner

#22 | 2016-01-21 ✅ Patent 9,938,594 granted on 2018-04-10
US20160017445A1
Chemistry; metallurgy

Methods and systems for producing direct reduced iron and steel mill fuel gas using coke oven gas and basic oxygen furnace gas

#23 | 2014-12-04 ✅ Patent 9,695,492 granted on 2017-07-04
US20140352494A1
Chemistry; metallurgy

Methods and systems for producing ferro-chrome in a duplex furnace

#24 | 2014-09-18 ✅ Patent 10,065,857 granted on 2018-09-04
US20140264177A1
Chemistry; metallurgy

Systems and methods for generating carbon dioxide for use as a reforming oxidant in making syngas or reformed gas

#25 | 2014-09-11 ✅ Patent 9,534,275 granted on 2017-01-03
US20140251084A1
Chemistry; metallurgy

Methods and systems for reducing chromium containing raw material

#26 | 2014-04-03 ✅ Patent 9,175,910 granted on 2015-11-03
US20140091502A1
Mechanical engineering

Devices and methods for enhancing burden uniformity in a combination reforming/reducing shaft furnace

#27 | 2014-02-27 ✅ Patent 9,127,326 granted on 2015-09-08
US20140053686A1
Chemistry; metallurgy

System and method for reducing iron oxide to metallic iron using natural gas

#28 | 2013-11-28 ✅ Patent 9,028,585 granted on 2015-05-12
US20130312571A1
Chemistry; metallurgy

System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas

#29 | 2013-08-15 ✅ Patent 8,709,131 granted on 2014-04-29
US20130205951A1
Chemistry; metallurgy

Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide content

#30 | 2013-07-04 ✅ Patent 8,771,638 granted on 2014-07-08
US20130171049A1
Performing operations; transporting

Method and apparatus for sequestering carbon dioxide from a spent gas

#31 | 2013-05-09 ✅ Patent 9,988,586 granted on 2018-06-05
US20130116347A1
Chemistry; metallurgy

Systems and methods for the use of Fischer-Tropsch tail gas in a gas to liquid process

#32 | 2012-11-29 ✅ Patent 8,871,000 granted on 2014-10-28
US20120297925A1
Chemistry; metallurgy

Electric furnace for producing molten metal having material recycling capability

#33 | 2012-06-21 ✅ Patent 8,999,033 granted on 2015-04-07
US20120152061A1
Chemistry; metallurgy

Method and system for producing direct reduced iron and/or hot metal using brown coal

#34 | 2012-05-24 ✅ Patent 8,685,136 granted on 2014-04-01
US20120125159A1
Chemistry; metallurgy

System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas

#35 | 2012-05-10 ✅ Patent 9,039,794 granted on 2015-05-26
US20120114533A1
Chemistry; metallurgy

Reformer tube apparatus having variable wall thickness and associated method of manufacture

#36 | 2011-11-17 ✅ Patent 8,496,730 granted on 2013-07-30
US20110277591A1
Chemistry; metallurgy

System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas

#37 | 2010-10-21 ✅ Patent 8,377,417 granted on 2013-02-19
US20100264374A1
Chemistry; metallurgy

Method and apparatus for sequestering carbon dioxide from a spent gas

#38 | 2008-10-02 ✅ Patent 7,938,882 granted on 2011-05-10
US20080236335A1
Chemistry; metallurgy

Method and system for the supply of hot direct reduced iron for multiple uses

#39 | 2008-01-03 ✅ Patent 7,678,176 granted on 2010-03-16
US20080000327A1
Chemistry; metallurgy

Method and apparatus for charging hot direct reduced iron from hot transport vessels into a melter or finisher

Also check out Midrex Technologies, Inc.'s (Charlotte, United States) applicant profile with 18 patent applications submitted.

AssigneeID:

21883 ⎘