Chemistry of inorganic compounds – With additive – Including anticaking or antihygroscopic function
Reexamination Certificate
2005-09-27
2005-09-27
Langel, Wayne A. (Department: 1754)
Chemistry of inorganic compounds
With additive
Including anticaking or antihygroscopic function
C071S058000, C149S045000, C149S046000, C149S061000, C423S310000, C423S312000, C423S395000, C423S396000
Reexamination Certificate
active
06949236
ABSTRACT:
Addition of an aminosulfonate product to an inorganic nitrogen-containing salt provides a composition of matter with improved properties. In particular, 2-acrylamido-2-methylpropanesulfonic acid and its derivatives can be added to ammonium nitrate to provide improved prills.
REFERENCES:
patent: 2720446 (1955-10-01), Whetstone et al.
patent: 3188307 (1965-06-01), Kramer
patent: 3640697 (1972-02-01), Toops, Jr.
patent: 3660070 (1972-05-01), Maruta et al.
patent: 3770390 (1973-11-01), Teot
patent: 3779821 (1973-12-01), Fujiki et al.
patent: 3922332 (1975-11-01), Schenk
patent: 4001378 (1977-01-01), Jasnosz
patent: 4384903 (1983-05-01), Enever
patent: 4620855 (1986-11-01), Higgins
patent: 4717555 (1988-01-01), Newman et al.
patent: 5041153 (1991-08-01), Detroit
patent: 5456775 (1995-10-01), Schapira et al.
patent: 5472530 (1995-12-01), Obrestad et al.
patent: 5486246 (1996-01-01), Kelley
patent: 5527498 (1996-06-01), Kelley
patent: 5567910 (1996-10-01), Chattopadhyay
patent: 5597977 (1997-01-01), Chattopadhyay
patent: 5723812 (1998-03-01), Berteleau et al.
patent: 6022386 (2000-02-01), Vogel et al.
patent: 6365120 (2002-04-01), Granquist et al.
patent: 6572833 (2003-06-01), Cooper et al.
patent: 0 314 468 (1989-05-01), None
patent: 0 533 024 (1993-03-01), None
patent: 0 569 118 (1993-11-01), None
patent: 804 053 (1958-11-01), None
patent: 1 090 779 (1967-11-01), None
patent: 1 292 718 (1972-10-01), None
patent: 1 341 104 (1973-12-01), None
Undated commercial publication, “ADEX Crystal Habit Modifiers. Additives for Explosives.” (believed to have been distributed in Feb. 2000.).
D. H. Lauriente, CEH Marketing Research Report, “Ammonium Nitrate,” Oct., 2000, pages on Ammonium nitrate, “Introduction” and summary of “Prilling.”
Carey Jeffrey M.
Collins Ricardo M.
Haas Alvin E.
Lal Kastrui
Esposito Michael F.
Langel Wayne A.
Shold David M.
The Lubrizol Corporation
LandOfFree
Aminosulfonate product-treated nitrogen-containing salt... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Aminosulfonate product-treated nitrogen-containing salt..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Aminosulfonate product-treated nitrogen-containing salt... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3384538