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.

Date of Patent:
Feb. 22, 2022

Filed:

Jun. 06, 2018
Applicant:

Northeast Agricultural University, Harbin, CN;

Inventors:

Zimin Wei, Harbin, CN;

Beidou Xi, Beijing, CN;

Baiyan Cai, Harbin, CN;

Xu Zhang, Harbin, CN;

Dan Wei, Harbin, CN;

Liming Jia, Harbin, CN;

Xinyu Zhao, Beijing, CN;

Mingxiao Li, Beijing, CN;

Tianxue Yang, Beijing, CN;

Yue Zhao, Harbin, CN;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C05F 17/979 (2020.01); C05F 9/02 (2006.01); C05F 17/907 (2020.01);
U.S. Cl.
CPC ...
C05F 17/979 (2020.01); C05F 9/02 (2013.01); C05F 17/907 (2020.01); Y02W 30/40 (2015.05);
Abstract

The present invention provides a vertical gas distribution device for aerobic compost and a gas distribution method. Current gas distribution pipelines are easily blocked by organic materials, resulting in poor ventilation due to non-uniform local ventilation and cleaning difficulties. The inventive device comprises a compost chamber, a compost bin, a compost heap, a percolate tank, and a plurality of gas distribution branch pipes at the bottom of the compost chamber, the pipes being vertically movable in the chamber; the percolate tank is positioned at the bottom of the chamber and under the pipes; an air inlet is provided on the side wall of the tank, and an outlet is provided on the side wall of the chamber; the compost bin is inside the compost chamber, and the compost heap is in the compost bin; each pipe is top sealed, with a plurality of vent holes on the side wall, and its bottom connected to the tank. The present invention is usable for compost ventilation.


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