G - Physics – 01 – F
Patent
G - Physics
01
F
G01F 11/16 (2006.01) B29B 7/76 (2006.01)
Patent
CA 2161954
An apparatus for delivering an ac- curate volume of fluid from a supply vessel to a process vessel or system in which a computer-controlled servo mo- tor (30) and pump (18) means are con- nected with a modified sampling valve (22) with plunger-type injection means to allow complete addition of all metered flu- ids. The apparatus is particularly useful for addition of pH or viscosity control ad- ditives or shading colorants wherein the delivery of small volumes with precision is desired.
Bennett Jones Llp
E. I. Du Pont de Nemours And Company
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