The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 28, 1989
Filed:
Mar. 17, 1988
Applicant:
Inventors:
Walter Von Maessenhausen, Ludwigshafen, DE;
Vilmos Czikkely, Mannheim, DE;
Johann Jung, Limburgerhof, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C05C / ; C05D / ; C05B / ;
U.S. Cl.
CPC ...
71 36 ; 71 31 ; 71 41 ; 71 59 ; 71 61 ; 71 63 ;
Abstract
Soils are fertilized by a method in which ammonium syngenite (NH.sub.4).sub.2 SO.sub.4.CaSO.sub.4.H.sub.2 O or a mixture of finely divided ammonium sulfate, calcium sulfate, calcium nitrate, calcium chloride and/or dicalcium phosphate is applied to these soils, as a slow-acting nitrogen fertilizer, with the proviso that the molar ratio of Ca to SO.sub.4.sup.-- in the mixture is 1:2.+-.10%.
Von Maessenhausen, Walter. (1989). Use of ammonium syngenite as a slow-acting nitrogen fertilizer (U.S. Patent No. 4883530). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4883530
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile