Measuring and testing – Liquid analysis or analysis of the suspension of solids in a...
Reexamination Certificate
2011-08-02
2011-08-02
Williams, Hezron (Department: 2856)
Measuring and testing
Liquid analysis or analysis of the suspension of solids in a...
C073S054020, C073S064520, C073S064470
Reexamination Certificate
active
07987700
ABSTRACT:
The present invention provides an apparatus (Oscosurvismeter) for measuring osmotic pressure, surface tension, viscosity and conductance. Oscosurvismeter is made of Borosil glass material for measuring osmotic pressure, specific conductance, viscosity and surface tension of solutions. Solutions of different strengths are taken in two cells/compartments, partitioned by semi permeable membrane (SPM), respectively. Concentration gradient makes the solvent move towards concentrated solution to establish equilibrium that measures osmotic pressure. The Oscosurvismeter saves time and material, and enhances accuracy and precision in measurements, the instrument consists of six parts: Survismeter, Osmometer, Electrode, Metallic clamp, Semipermeable membrane (SPM), and High Potential metallic springs. The high accuracies data are noted with the instrument.
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Kolb Nathaniel
Oliff & Berridg,e PLC
Williams Hezron
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