Apparatus for measuring surface tension

Details Apparatus for measuring surface tension Apparatus for measuring surface tension

1980-09-12

1982-11-30

Swisher, S. Clement

Measuring and testing

Liquid analysis or analysis of the suspension of solids in a...

Vapor pressure

G01N 1302

Patent

active

043610323

ABSTRACT:
An apparatus for automatically determining the surface tension by the stalagmometer principle using a pipette containing a test volume, having a drop face at its lower end and is provided with three light barriers. The three light barriers are connected to an evaluation circuit which counts the number of whole drops and also determines the fractions of whole drops pertaining to the test volume.

REFERENCES:
patent: 2473553 (1949-06-01), Stokes
patent: 4228677 (1980-10-01), Olsson et al.

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