Transfer fluid for pressure measurement technology and its...

Details Transfer fluid for pressure measurement technology and its... Transfer fluid for pressure measurement technology and its...

2005-01-25

2005-01-25

Hirshfeld, Andrew H. (Department: 2854)

Measuring and testing

Fluid pressure gauge

Diaphragm

C073S715000, C073S723000, C073S721000

Reexamination Certificate

active

06845674

ABSTRACT:
Transfer fluid, in particular for electrical pressure transducers and pressure transmitters, that transfers deflections of a separating element between a substance to be measured and the transfer fluid to a pressure measurement arrangement, the transfer fluid comprising a polyalphaolefin (PAO 6).

REFERENCES:
patent: 4135408 (1979-01-01), Di Giovanni
patent: 4466290 (1984-08-01), Frick
patent: 5050392 (1991-09-01), Messmer et al.
patent: 5712428 (1998-01-01), Schleiferbock
patent: 5869164 (1999-02-01), Nickerson et al.
patent: 6165142 (2000-12-01), Bar
patent: 6331509 (2001-12-01), Heimann et al.

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