On-line variable orifice

Details On-line variable orifice On-line variable orifice

1998-03-09

1999-11-02

Brinson, Patrick

Pipes and tubular conduits

With flow regulators and/or baffles

Restrictors

138 46, 222547, F15D 5500

Patent

active

059751410

ABSTRACT:
A variable orifice for controlling the flow of pulverized coal and air in a pipe leading to a cool burner comprises a plurality of flow restriction poles extending into the pipe. The poles are radially adjustable to vary the amount of restriction to flow. Indicia are provided to indicate the position of the inner ends of the poles.

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