Inventor
DELLER KLAUS
DE42 patents
⚠️ This page may combine multiple inventors who share the name “DELLER KLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DEGUSSA
37 patentsUS5776240AJul 7, 1998
Granules based on pyrogenically prepared silicon dioxide, methods for their preparation and use thereof
DEGUSSA132 citations97
US5536694AJul 16, 1996
Catalyst precursor for an activated raney metal fixed-bed catalyst, an activated raney metal fixed-bed catalyst and a process for its preparation and use, and a method of hydrogenating organic compounds using said catalyst
DEGUSSA96 citations94
US5108717AApr 28, 1992
Apparatus for the catalytic conversion of waste gases
DEGUSSA61 citations94
US6679945B2Jan 20, 2004
Pyrogenically prepared silicon dioxide
DEGUSSA19 citations92
US6663851B1Dec 16, 2003
Surface-modified titanium dioxide
DEGUSSA27 citations92
US5166120ANov 24, 1992
Cylindrically formed catalyst for the oxychlorination of ethylene
DEGUSSA30 citations92
US5086031AFeb 4, 1992
Pressed parts based on pyrogenically produced silicon dioxide, method of their production and their use
DEGUSSA34 citations92
US6849114B2Feb 1, 2005
Dispersion comprising silicon/titanium mixed oxide powder, and green bodies and shaped glass articles produced therefrom
DEGUSSA18 citations91
US5449655ASep 12, 1995
Process for preparing hydrogenation catalysts which contain noble metals on activated carbon
DEGUSSA21 citations91
US5021378AJun 4, 1991
Molded articles based on pyrogenically prepared silicon dioxide, process for their production and their use
DEGUSSA27 citations91
US5002917AMar 26, 1991
Molded articles based on pyrogenically produced titanium dioxide method for their manufacturing and uses
DEGUSSA22 citations91
US4983366AJan 8, 1991
Method for the catalytic conversion of waste gases containing hydrocarbon, halogenated hydrocarbon and carbon monoxide
DEGUSSA27 citations91
US5132452AJul 21, 1992
Method for preparation of gluconic acid by catalytic oxidation of glucose
DEGUSSA44 citations90
US5002918AMar 26, 1991
Molded articles based on pyrogenically produced mixed-oxide systems of silicon dioxide and aluminum oxide, a method for manufacturing them and their use
DEGUSSA32 citations89
US5498585AMar 12, 1996
Sulphidized catalyst which contains platinum on activated carbon
DEGUSSA22 citations88
US5512529AApr 30, 1996
Catalyst for the selective hydrogenation of aromatic halonitro compounds to aromatic haloamines and a process for its production
DEGUSSA19 citations87
US6455455B1Sep 24, 2002
Silicon-aluminum mixed oxide
DEGUSSA15 citations84
US6796143B2Sep 28, 2004
Process for producing SiO2-TiO2 glasses having a low coefficient of thermal expansion
DEGUSSA15 citations81
US5466421ANov 14, 1995
Apparatus for the catalytic conversion of waste gases containing hydrocarbon, halogenated hydrocarbon and carbon monoxide
DEGUSSA15 citations81
US7465431B2Dec 16, 2008
Nanoscalar pyrogenically produced yttrium-zirconium mixed oxide
DEGUSSA10 citations80
US6319974B1Nov 20, 2001
Method for improving the stability of polymers
DEGUSSA7 citations74
US5237019AAug 17, 1993
Metal-containing, shaped polymeric, tertiary and/or secondary organosiloxane amine compounds, method of their production and use
DEGUSSA8 citations74
US4482760ANov 13, 1984
Process for the production of 1,2-diols
DEGUSSA8 citations74
US6890873B2May 10, 2005
Glass prepared from pyrogenically prepared silicon dioxide
DEGUSSA8 citations73
US5858906AJan 12, 1999
Compacts based on pyrogenically produced oxides
DEGUSSA10 citations73
US5498590AMar 12, 1996
Process for uniform and reproducible shell impregnation of fixed bed catalyst supports in the form of loose particles
DEGUSSA14 citations73
US5366938ANov 22, 1994
Shaped articles based on pyrogenically produced titanium dioxide
DEGUSSA9 citations73
US5231067AJul 27, 1993
Shaped articles based on pyrogenically produced titanium dioxide, method of their production and their use
DEGUSSA11 citations73
US4861937AAug 29, 1989
Catalysts for converting alcohols and/or aliphatic ether to unsaturated hydrocarbons and process for their production
DEGUSSA15 citations73
US5015615AMay 14, 1991
Molded articles based on pyrogenically prepared aluminum oxide and process for their production
DEGUSSA12 citations72
US5004719AApr 2, 1991
Molded articles based on pyrogenically produced zirconium dioxide method for their manufacture, and use thereof
DEGUSSA16 citations72
US4751298AJun 14, 1988
Production of 1-(3-hydroxy-propyl)-1,4-diazepane and 1,4-bis(3,4,5-trimethoxy-benzoyloxy)-propyl-diazepane derivatives thereof
DEGUSSA3 citations63
US4486600ADec 4, 1984
Process for the production of β-hydroxy-α-aminocarboxylic acids
DEGUSSA2 citations63
US4376215AMar 8, 1983
Process for the production of 4-aminobutyramide hydrochloride
DEGUSSA2 citations63
US7132157B2Nov 7, 2006
Layer obtained from an aqueous dispersion containing a silicon/titanium mixed oxide powder prepared by flame-hydrolysis
DEGUSSA4 citations61
US5395965AMar 7, 1995
Catalyst for the production of a glyoxylic acid by catalytic oxidation of glyoxal and method of its production
DEGUSSA5 citations58
US4935218AJun 19, 1990
Catalyst for the production of hydrocarbons and process for their production
DEGUSSA0 citations52
EVONIK DEGUSSA GMBH
4 patentsUS7780937B2Aug 24, 2010
Granules based on pyrogenically prepared silicon dioxide, method for their preparation and use thereof
EVONIK DEGUSSA GMBH7 citations73
US7887923B2Feb 15, 2011
Plasma-sprayed layers of aluminium oxide
EVONIK DEGUSSA GMBH0 citations48
US8007870B2Aug 30, 2011
Plasma-sprayed layers of aluminum oxide
EVONIK DEGUSSA GMBH0 citations45
US7700034B2Apr 20, 2010
Slip containing zirconium dioxide and aluminum oxide and shaped body obtainable therefrom
EVONIK DEGUSSA GMBH0 citations37