Enhancements to the air injection devices in a paper pulp flow f

Details Enhancements to the air injection devices in a paper pulp flow f Enhancements to the air injection devices in a paper pulp flow f

1995-11-15

1997-04-29

Lithgow, Thomas M.

Gas and liquid contact apparatus

Fluid distribution

Pumping

261 792, 261DIG75, 209170, 2102212, B01F 304, B03D 124

Patent

active

056246099

ABSTRACT:
An air injector for the foaming of paper pulp, comprised of a hollow cylindrical tube inside which is arranged a cylindrical bore (3) leading into a convergent portion and a divergent portion (2a, 2b, 2c), said cylindrical bore being occluded by a stopper fitted with holes (8) providing a cylindrical air inlet chamber (3a).

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