Patent ID: 9664082
Date: 2017-05-30
CPC Classifications: B01F,F01N

Claim:
1. A mixer, comprising: an impingement floor located within an intended fluid injection path and generally parallel with a flow direction through the mixer; a first side wall that is flat and connected along a lengthwise edge of the impingement floor; a second side wall that is flat and connected along an opposing lengthwise edge of the impingement floor; and a plurality of shelves extending between the first and second side walls, the plurality of shelves each having a plurality of vanes that promote mixing of an injected fluid, wherein each of the plurality of shelves extends a different distance upstream opposite the flow direction; wherein each of the plurality of shelves is generally V-shaped and arranged such that a vertex formed by the V-shape is oriented away from the impingement floor and the V-shape opens toward the impingement floor; and wherein the first side wall and the second side wall form a first obtuse angle and a second obtuse angle with the impingement floor, respectively, and each of the plurality of shelves extends between and is connected to each of the first side wall and the second side wall.