Inventor
HOFFMAN GLENN E
US17 patents
⚠️ This page may combine multiple inventors who share the name “HOFFMAN GLENN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MIDREX INT BV
5 patentsUS6749664B1Jun 15, 2004
Furnace hearth for improved molten iron production and method of operation
MIDREX INT BV31 citations91
US6582491B2Jun 24, 2003
Method for producing molten iron in duplex furnaces
MIDREX INT BV27 citations91
US4731112AMar 15, 1988
Method of producing ferro-alloys
MIDREX INT BV22 citations81
US4685964AAug 11, 1987
Method and apparatus for producing molten iron using coal
MIDREX INT BV22 citations81
US4728358AMar 1, 1988
Iron bearing briquet and method of making
MIDREX INT BV12 citations71
MIDREX INTERNAT B V ROTTERDAM
4 patentsUS6648942B2Nov 18, 2003
Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatus
MIDREX INTERNAT B V ROTTERDAM84 citations95
US6413295B2Jul 2, 2002
Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
MIDREX INTERNAT B V ROTTERDAM70 citations95
US6685761B1Feb 3, 2004
Method for producing beneficiated titanium oxides
MIDREX INTERNAT B V ROTTERDAM43 citations91
US6214087B1Apr 10, 2001
Treatment of iron oxide agglomerates before introduction into furnace
MIDREX INTERNAT B V ROTTERDAM17 citations82
HOFFMAN GLENN E
4 patentsUSD638476SMay 24, 2011
Vending machine for liquids
HOFFMAN GLENN E38 citations85
US8545593B2Oct 1, 2013
Direct processing of metallic ore concentrates into ferroalloys
HOFFMAN GLENN E2 citations61
US9404165B2Aug 2, 2016
Producing of pig iron from iron-containing materials
HOFFMAN GLENN E0 citations50
US8420007B2Apr 16, 2013
Apparatus for direct smelting of zinc bearing compounds to produce metallic zinc
HOFFMAN GLENN E0 citations50