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:
Aug. 20, 1991
Filed:
Dec. 14, 1989
Johannes E Steenhuisen, Olst, NL;
Duphar International Research B.V., Weesp, NL;
Abstract
The invention relates to a water purification set comprising a container holding a filtering unit and a chemicals unit, said container comprising two compartments having such dimensions that the filtering unit can be accommodated in one compartment and the chemicals unit can be accommodated in the other compartment, and in which the compartment holding the filtering unit can be closed separately by means of a cover, the cover of the compartment holding the chemicals unit being proportioned so that the said latter cover, in closed condition of the compartment holding the filtering unit, can at least partly also cover the cover of the said latter compartment. The invention further relates to a chemicals unit to be unsed for the said water purification set comprising in individual closed reservoirs (i) a chlorinating agent, (ii) and adsorption agent, and (iii) a coagulation and/or flocculation agent and optionally one or more other auxiliary filtering means, in which the reservoirs are connected together in such a manner that, upon use of the chemicals unit, the chemicals are placed available in the correct sequence of adding them to the water to be purified, namely (i).fwdarw.(ii).fwdarw.(iii).