Inventor
RHEUDE UDO
DE25 patents
⚠️ This page may combine multiple inventors who share the name “RHEUDE UDO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
18 patentsUS5914012AJun 22, 1999
Dividing wall column for continuous fractionation of multicomponent mixtures by distillation
BASF AG72 citations96
US5455362AOct 3, 1995
Preparation of astaxanthin novel intermediates therefor and the preparation thereof
BASF AG44 citations96
US5356636AOct 18, 1994
Stable vitamin and/or carotenoid products in powder form, and the preparation thereof
BASF AG138 citations95
US6956141B1Oct 18, 2005
Method for preparing acetylene alcohols and their secondary products
BASF AG12 citations82
US5750806AMay 12, 1998
Preparation of alkenes by partial hydrogenation of alkynes over fixed-bed palladium catalysts
BASF AG16 citations74
US6140542AOct 31, 2000
Process for preparing ionones
BASF AG8 citations72
US5998680ADec 7, 1999
Isomerization of allyl alcohols
BASF AG11 citations71
US5717128AFeb 10, 1998
Preparation of alkylesters of 0,0-dialkyl-4-phosphono-2-methyl-2-butenoic acid and alkyl esters of 4-halo-2-methyl-2-butenoic acid containing a high percentage of E isomers
BASF AG2 citations63
US6346629B1Feb 12, 2002
Method for producing butyrolactones
BASF AG2 citations62
US6300524B1Oct 9, 2001
Process for preparing higher unsaturated ketones
BASF AG4 citations62
US6211416B1Apr 3, 2001
Method for producing enol ethers
BASF AG2 citations62
US6054628AApr 25, 2000
Reacting Grignard compounds with carbonyl compounds and ensuing hydrolysis
BASF AG2 citations62
US5382732AJan 17, 1995
2,5-bis(1,1-dialkoxy-2-propyl)-2,5-dihydrofurans, the preparation thereof and the use thereof for the preparation of carotenoids
BASF AG2 citations62
US5300658AApr 5, 1994
2,5-bis(1,1-dialkoxy-2-propyl)-2,5-dihydrofurans, the preparation thereof and the use thereof for the preparation of carotenoids
BASF AG2 citations62
US6288282B1Sep 11, 2001
Process for preparing ionones
BASF AG4 citations61
US5773635AJun 30, 1998
Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals
BASF AG5 citations59
US6541660B2Apr 1, 2003
Process for preparing C5 acetate
BASF AG0 citations48
US6111125AAug 29, 2000
Preparation of (1R,4S)-4-hydroxy-1,2,2-trimethylcyclopentyl methyl ketone and derivatives and stereoisomers of this compound
BASF AG0 citations42
SCHMIDTKE HELMUT
3 patentsUS8293075B2Oct 23, 2012
Method for the continuous separation by distillation of mixtures that contain morphonline (MO), monoaminodiglycol (ADG), ammonia and water by means of distillation
SCHMIDTKE HELMUT5 citations57
US8246793B2Aug 21, 2012
Method for the continuous separation of mixtures comprising morpholine (MO), monoaminodiglycol (ADG), ammonia and water by means of distillation
SCHMIDTKE HELMUT2 citations57
US8197646B2Jun 12, 2012
Processes for continuous fractional distillation of mixtures comprising morpholine, monoaminodiglycol, ammonia and water
SCHMIDTKE HELMUT5 citations57