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:
Apr. 28, 2020
Filed:
Oct. 29, 2019
Applicants:
John C. Miller, Fresno, CA (US);
Deborah L. Miller, Fresno, CA (US);
Inventors:
John C. Miller, Fresno, CA (US);
Deborah L. Miller, Fresno, CA (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C02F 5/14 (2006.01); C02F 5/12 (2006.01); C08F 120/06 (2006.01); B08B 3/08 (2006.01); C11D 7/50 (2006.01); A01G 29/00 (2006.01);
U.S. Cl.
CPC ...
B08B 3/08 (2013.01); A01G 29/00 (2013.01); C11D 7/5009 (2013.01);
Abstract
A micro-irrigation system cleaning method adds a formulation which contains a water-soluble organic acid which has a pK(1)a of less than about 4.0, and optionally a water-soluble phosphonate dispersant. The cleaning continues for a time period of from three to twenty-four hours in a static environment.