Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Reexamination Certificate
2006-12-04
2010-10-05
Oh, Taylor Victor (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
C562S546000, C562S547000, C560S225000, C526S329700
Reexamination Certificate
active
07807853
ABSTRACT:
A process for heterogeneously catalyzed partial gas phase oxidation of propylene to acrylic acid in the absence of propane as an inert diluent gas, in which, in the starting reaction gas mixture, cyclopropane is substantially avoided as an impurity and crude propylene is used additionally as a propylene source.
REFERENCES:
patent: 4413147 (1983-11-01), Khoobiar
patent: 4532365 (1985-07-01), Khoobiar
patent: 4535188 (1985-08-01), Khoobiar
patent: RE32082 (1986-02-01), Khoobiar
patent: 6767976 (2004-07-01), Hamada et al.
patent: 6781017 (2004-08-01), Machhammer et al.
patent: 7019168 (2006-03-01), Dieterle et al.
patent: 7238827 (2007-07-01), Hechler et al.
patent: 2004/0063988 (2004-04-01), Hechler et al.
patent: 2004/0116741 (2004-06-01), Nordhoff et al.
patent: 2004/0181083 (2004-09-01), Proll et al.
patent: 2004/0199001 (2004-10-01), Schindler et al.
patent: 2005/0222459 (2005-10-01), Nordhoff et al.
patent: 2006/0004227 (2006-01-01), Dieterle et al.
patent: 2006/0004229 (2006-01-01), Dieterle et al.
patent: 2006/0258529 (2006-11-01), Diefenbacher et al.
patent: 3313573 (1983-10-01), None
patent: 3521458 (1985-12-01), None
patent: 10131297 (2003-01-01), None
patent: 10245585 (2004-04-01), None
patent: 10 2005 010 111 (2006-09-01), None
patent: 102005 013039 (2006-09-01), None
patent: 102005009885 (2006-09-01), None
patent: 102005022798 (2006-11-01), None
patent: 2160543 (1985-12-01), None
patent: WO 01/96270 (2001-12-01), None
patent: WO 02/055469 (2002-07-01), None
patent: WO 03/011804 (2003-02-01), None
patent: WO 03/078378 (2003-09-01), None
patent: WO 2004/031106 (2004-04-01), None
patent: WO 2004/085368 (2004-10-01), None
Diefenbacher Armin
Dieterle Martin
Mueller-Engel Klaus Joachim
Petzoldt Jochen
BASF - Aktiengesellschaft
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Oh Taylor Victor
LandOfFree
Process for heterogeneously catalyzed partial gas phase... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for heterogeneously catalyzed partial gas phase..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for heterogeneously catalyzed partial gas phase... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4222110