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:
Oct. 05, 1982
Filed:
Dec. 23, 1980
Anton L Iskra, Moscow, SU;
Mikhail S Kharchenko, Zhukovsky Moskovskoi oblasti, SU;
Jury N Vasiliev, Moscow, SU;
Other;
Abstract
A dam spillway to pass water over the crest from a forebay into an afterbay comprises a mixing chamber communicating with a diffuser; said mixing chamber has an intake arrangement ensuring formation downstream of the diffuser of a flotation zone with a froth collector installed at the end thereof; said intake arrangement includes a water flow divider, a water breaking grid and air intake ducts, the divider being installed above the chamber and made in the form of a screen composed of chutes; said water breaking grid of the intake arrangement composed of bluff members is provided in the inlet portion of the chamber, whereas the air intake ducts of said intake arrangement are made in a wall of the mixing chamber below the grid in close proximity thereto.