Inventor
ECK BERND
DE26 patents
⚠️ This page may combine multiple inventors who share the name “ECK BERND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
24 patentsUS5831124ANov 3, 1998
Purification of acrylic acid and methacrylic acid
BASF AG70 citations96
US7112695B2Sep 26, 2006
Method for the purification of a crude acrylic acid melt
BASF AG31 citations92
US6646161B1Nov 11, 2003
Method for the fractional condensation of a hot gas mixture containing acrylic acid or methacrylic acid and having a high proportion of non-condensable constituents
BASF AG49 citations92
US6596901B1Jul 22, 2003
Method for purifying acrylic acid and methacrylic acid
BASF AG43 citations92
US6433222B1Aug 13, 2002
Method for producing acrylic acid
BASF AG27 citations92
US6051736AApr 18, 2000
Preparation of (meth)acrylic acid
BASF AG20 citations91
US6541665B1Apr 1, 2003
Method for purifying acrylic acid or methacrylic acid by crystallization and distillation
BASF AG37 citations90
US7393436B2Jul 1, 2008
Thermal separating process for removing at least one stream containing enriched (meth) acrylic monomers
BASF AG19 citations84
US7323016B2Jan 29, 2008
Regulation of a wash column in a melt crystallization process
BASF AG10 citations84
US6852881B2Feb 8, 2005
Purification method for (meth)acrylic acid
BASF AG12 citations82
US7129376B2Oct 31, 2006
Method for the production of a purified melt of at least one monomer
BASF AG7 citations74
US6921837B2Jul 26, 2005
Process for the purification and preparation of acrylic acid or methacrylic acid
BASF AG6 citations74
US6700016B1Mar 2, 2004
Method of purifying and producing acrylic acid or methacrylic acid
BASF AG11 citations74
US6703511B2Mar 9, 2004
Method for obtaining pure n-vinyl pyrrolidone
BASF AG9 citations73
US6063959AMay 16, 2000
Purification of crude acrylic acid by crystallization
BASF AG9 citations73
US5710284AJan 20, 1998
Purification of N-vinylpyrrolidone by crystallization
BASF AG14 citations72
US5755975AMay 26, 1998
Separation of substances from a liquid mixture by crystallization
BASF AG13 citations71
US7762404B2Jul 27, 2010
Device for performing the purifying separation of crystals out of their suspension in a contaminated crystal melt
BASF AG3 citations63
US7540884B2Jun 2, 2009
Method for performing the purifying separation of crystals out their suspension in a mother liquor
BASF AG2 citations63
US7307189B2Dec 11, 2007
Method for discontinuous purification of crude acrylic acid by means of crystallization
BASF AG2 citations63
US6026656AFeb 22, 2000
Crystallization by evaporation and vapor condensation
BASF AG4 citations63
US7319166B2Jan 15, 2008
Method of purifying a raw melt of at least one monomer by crystallization
BASF AG1 citations52
US6414190B1Jul 2, 2002
Purification of acrylic acid by crystallization by means of vacuum evaporation
BASF AG1 citations52
US6242639B1Jun 5, 2001
Preparation of neopentyl glycol hydroxyprivalate granules
BASF AG1 citations51