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. 21, 2020
Filed:
Sep. 29, 2017
Beijing Nano Hi-tech Material Co., Ltd., Beijing, CN;
Wenying Xing, Beijing, CN;
Ligang Zuo, Beijing, CN;
Lele Zuo, Beijing, CN;
Kaisheng Li, Beijing, CN;
BEIJING NANO HI-TECH MATERIAL CO., LTD., Beijing, CN;
Abstract
A device for preparing nano-carbon urea comprising: the urea inlet pipe is connected to the conical nozzle above the urea granulation tower, install the spray device under the natural ventilation window of the urea granulation tower, the spray device is connected to the atomizing nozzle through the spray manifold, the spray manifold is connected to the atomizing nozzle, they are all located inner the urea granulation tower above the urea rotary sweep, urea discharge funnel is set on the bottom of urea granulation tower; urea discharge funnel is connected to the drum drying device, an atomizer is arranged between the drum drying device and the urea discharge funnel. This utility model comprises two stages which combines tower internal, external spray absorption and drying, the content of urea nano-carbon is increased.