Inventor
HERRON DONN MICHAEL
US31 patents
⚠️ This page may combine multiple inventors who share the name “HERRON DONN MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AIR PROD & CHEM
28 patentsUS6240744B1Jun 5, 2001
Process for distillation of multicomponent fluid and production of an argon-enriched stream from a cryogenic air separation process
AIR PROD & CHEM87 citations97
US6298688B1Oct 9, 2001
Process for nitrogen liquefaction
AIR PROD & CHEM60 citations96
US5966967AOct 19, 1999
Efficient process to produce oxygen
AIR PROD & CHEM81 citations96
US6227005B1May 8, 2001
Process for the production of oxygen and nitrogen
AIR PROD & CHEM33 citations92
US6009723AJan 4, 2000
Elevated pressure air separation process with use of waste expansion for compression of a process stream
AIR PROD & CHEM21 citations92
US5970743AOct 26, 1999
Production of argon from a cryogenic air separation process
AIR PROD & CHEM21 citations92
US5956973ASep 28, 1999
Air separation with intermediate pressure vaporization and expansion
AIR PROD & CHEM30 citations92
US5907959AJun 1, 1999
Air separation process using warm and cold expanders
AIR PROD & CHEM23 citations92
US5901576AMay 11, 1999
Single expander and a cold compressor process to produce oxygen
AIR PROD & CHEM33 citations92
US7712331B2May 11, 2010
System to increase capacity of LNG-based liquefier in air separation process
AIR PROD & CHEM22 citations91
US7501009B2Mar 10, 2009
Combined cryogenic distillation and PSA for argon production
AIR PROD & CHEM39 citations91
US5934104AAug 10, 1999
Multiple column nitrogen generators with oxygen coproduction
AIR PROD & CHEM21 citations89
US9708188B1Jul 18, 2017
Method for argon production via cold pressure swing adsorption
AIR PROD & CHEM10 citations82
US6662593B1Dec 16, 2003
Process and apparatus for the cryogenic separation of air
AIR PROD & CHEM7 citations73
US5865041AFeb 2, 1999
Distillation process using a mixing column to produce at least two oxygen-rich gaseous streams having different oxygen purities
AIR PROD & CHEM12 citations73
US6484516B1Nov 26, 2002
Method and system for cryogenic refrigeration
AIR PROD & CHEM8 citations69
US6263701B1Jul 24, 2001
Process for the purification of a major component containing light and heavy impurities
AIR PROD & CHEM3 citations63
US5956974ASep 28, 1999
Multiple expander process to produce oxygen
AIR PROD & CHEM6 citations63
US11054182B2Jul 6, 2021
Process and apparatus for separating air using a split heat exchanger
AIR PROD & CHEM2 citations62
US6253576B1Jul 3, 2001
Process for the production of intermediate pressure oxygen
AIR PROD & CHEM5 citations62
US6233970B1May 22, 2001
Process for delivery of oxygen at a variable rate
AIR PROD & CHEM3 citations61
US12179143B2Dec 31, 2024
Flue gas decarbonization
AIR PROD & CHEM0 citations54
US12298075B2May 13, 2025
Process and apparatus for recovery of at least nitrogen and argon
AIR PROD & CHEM0 citations51
US7552599B2Jun 30, 2009
Air separation process utilizing refrigeration extracted from LNG for production of liquid oxygen
AIR PROD & CHEM1 citations51
US12287145B2Apr 29, 2025
Heat exchanger apparatus, manifold arrangement for a heat exchanger apparatus, and methods relating to same
AIR PROD & CHEM0 citations50
US11460246B2Oct 4, 2022
Recovery of krypton and xenon from liquid oxygen
AIR PROD & CHEM0 citations50
US12385692B2Aug 12, 2025
Process and apparatus for improved recovery of argon
AIR PROD & CHEM0 citations46
US5701764ADec 30, 1997
Process to produce moderate purity oxygen using a double column plus an auxiliary low pressure column
AIR PROD & CHEM0 citations41