Patent · US Active

Oil sludge pyrolysis device

US11420892B2 · kind B2 · utility

0Cited by

4References

4Claims

0Family size

Assignee

NIUTECH ENVIRONMENT TECHNOLOGY CORPORATION · CN

Inventors

Xiaolu Niu · Jinan, CN
Guoqian Han · Jinan, CN
Haimin ZHANG · Jinan, CN
Zongcai Li · Jinan, CN
Jie Niu · Shanghai, CN
Lanying Tong · Jinan, CN
Shengyu Shi · Jinan, CN
Feng LU · Nanhu, CN
Bin Niu · Jinan, CN

Key dates

Filing date	Feb 18, 2019
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Feb 18, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W10/40
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

An oil sludge pyrolysis device, including an outer cylinder body and an inner cylinder body, a spiral conveyor belt being provided on an inner wall of the inner cylinder body, and thermally conductive pipes being provided on the spiral conveyor belt. The device enlarges the heat exchange area during oil sludge pyrolysis, improves the heat exchange efficiency and the heat utilization rate, and increases the pyrolysis speed of oil sludge at a low temperature.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.