Patent · US Active

Parent-subsidiary guide float valve

US8006716B2 · kind B2 · utility

17Cited by

13References

4Claims

0Family size

Assignee

Nanjing University · CN

Inventors

Zhibing Zhang · Nanjing, CN
Zheng Zhou · San Jose, US
Yinchun Liang · Nanjing, CN
Baorong Wang · Nanjing, CN

Key dates

Filing date	Jul 11, 2005
Grant date	Aug 30, 2011
Priority date	—
Expiry date	Jan 15, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/7841
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A floating valve providing a parent-and-subsidiary flow-guided floating valve of low pressure drop, high throughput and highly flexible operation maintaining high efficiency within a wide range of gaseous load changes is disclosed. Furthermore, a parent-and-subsidiary flow-guided floating valve having at least two legs, wherein the body of the parent valve is a symmetrical plane figure with the central axis line as the symmetrical line, the central axis line to the overflow cofferdam along the direction in which the liquid flows is also provided.

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