Inventor
LEDON HENRY
FR26 patents
⚠️ This page may combine multiple inventors who share the name “LEDON HENRY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AIR LIQUIDE
13 patentsUS6001324ADec 14, 1999
Process for the preparation of an ultra pure hydrogen peroxide solution by ion exchange in the presence of acetate ions
AIR LIQUIDE22 citations92
US5932187AAug 3, 1999
Process for the preparation of an ultra pure hydrogen peroxide solution by ionic exchange in beds having defined H/D ratios
AIR LIQUIDE25 citations92
US5928621AJul 27, 1999
Process for the preparation of an ultra pure solution of hydrogen peroxide by ion exchange with recycling
AIR LIQUIDE24 citations91
US6274114B1Aug 14, 2001
Process for on-site production of ultra-high-purity hydrogen peroxide for the electronics industry
AIR LIQUIDE22 citations84
US5961947AOct 5, 1999
Process for the preparation of an ultra pure hydrogen peroxide solution by the ion exchange by sequence: anionic-cationic-anionic-cationic
AIR LIQUIDE8 citations69
US4978802ADec 18, 1990
Process for production of aromatic aldehydes
AIR LIQUIDE7 citations69
US7393380B2Jul 1, 2008
Method of guaranteeing at least one characteristic of a fluid used for producing food products
AIR LIQUIDE7 citations68
US6113798ASep 5, 2000
Process for the purification of hydrogen peroxide
AIR LIQUIDE5 citations68
US6183638B1Feb 6, 2001
Plant for the preparation of an ultra pure hydrogen peroxide solution by ionic exchange in beds having defined H/D ratios
AIR LIQUIDE2 citations62
US6187189B1Feb 13, 2001
Process for the preparation of an ultrapure solution of hydrogen peroxide by ion exchange with recycling
AIR LIQUIDE4 citations61
US4943422AJul 24, 1990
Process for treatment of gaseous effluents containing sulfur dioxide with oxygen
AIR LIQUIDE2 citations61
US6214225B1Apr 10, 2001
Process for the preparation of an ultra pure hydrogen peroxide solution by the ion exchange by sequence: anionic-cationic-anionic-cationic
AIR LIQUIDE0 citations48
US7276104B2Oct 2, 2007
Installation for producing products using a fluid
AIR LIQUIDE0 citations36
CHEMOXAL SA
7 patentsUS5616335AApr 1, 1997
Stable thickened disinfecting aqueous composition containing an organic peroxy acid intended for human or animal use
CHEMOXAL SA164 citations96
US5382571AJan 17, 1995
Clathrates of peroxyacids, their preparation and their uses
CHEMOXAL SA45 citations90
US5851402ADec 22, 1998
Process for the purification of hydrogen peroxide
CHEMOXAL SA15 citations77
US5916532AJun 29, 1999
Plant for producing hydrogen peroxide
CHEMOXAL SA11 citations73
US5827493AOct 27, 1998
Process for producing hydrogen peroxide
CHEMOXAL SA10 citations73
US5594150AJan 14, 1997
Process for the preparation of a secondary or tertiary hydroxylated amine compound from a primary or secondary amine compound and a product made by the process
CHEMOXAL SA11 citations67
US5902559AMay 11, 1999
Plant for the production of hydrogen peroxide
CHEMOXAL SA0 citations52
CENTRE NAT RECH SCIENT
4 patentsUS7517512B2Apr 14, 2009
Mesoporous organic-inorganic hybrid materials for separating gases
CENTRE NAT RECH SCIENT3 citations60
US7452845B2Nov 18, 2008
Mesoporous organic-inorganic hybrid materials for separating gases
CENTRE NAT RECH SCIENT3 citations60
US7312327B2Dec 25, 2007
Method of preparing nitrogen macrocycles
CENTRE NAT RECH SCIENT3 citations59
US7659393B2Feb 9, 2010
Method of preparing cis-8b-methyldecahydro-2a,4a,6a,8a-tetraazacyclopenta[fg]acenaphthylene, cis-decahydro-2a,4a,6a,8a-tetraazacyclopenta[fg]acenaphthylene, cyclene and functionalised cyclenes
CENTRE NAT RECH SCIENT0 citations46