back mixing

back mixing

[′bak ‚mik·siŋ]
(chemical engineering)
The tendency of reacted chemicals to intermingle with unreacted feed in reactors, such as stirred tanks, packed towers, and baffled tanks.
References in periodicals archive ?
It finishes things off with counter-rotating vortices and back mixing.
Brazilica Festival Carnival Queen competition, Alma de Cuba, Friday, July 17, 9pm The Dead Class The group is back mixing pop songs with punk rock, folk and ska for its unique and "disturbingly sweet and sour" flavour.
Back mixing, via longitudinal cut-back, pushes the material back and forth along rotors' axes for distributive mixing
While they simply cannot compete with the top teams like Kilkenny, Tipperary and Galway, McManus insists they should be back mixing it with the second tier teams like Wexford, Offaly and Dublin.
TAM McMANUS says he joined Falkirk because he is confident they'll be back mixing it with the big guns in the SPL next season.
But he was back mixing with Manchester's rich and famous when he celebrated his 32nd birthday at his old haunt of Brasingamen's in Alderley Edge.
And they were back mixing with pop royalty including at the Brit Awards recently.
Stages of relaxation can be incorporated within the same screw profile, allowing for back mixing in the axial direction and compensating for minor inhomogeneities in the preblend.
Of course with straight screws a level of standardisation is achieved by back mixing but this causes both texture and flavour variations when compared with the product emerging from a Textruder, where each pocket of material is entrapped in a single compartment, which ensures that every particle receives identical treatment.
The three types of mixing offered include two by two divisions, cross current mixing, and counter-rotating vortices with back mixing.
British car makers Aston Martin are back mixing it with the big boys with no fewer than four V12 petrol-engine prototypes competing for the top honour they won 50 years ago.