Leak detection in heating, ventilating, refrigeration, and air c

Details Leak detection in heating, ventilating, refrigeration, and air c Leak detection in heating, ventilating, refrigeration, and air c

1997-05-05

1999-11-09

Larkin, Daniel S.

Measuring and testing

With fluid pressure

Leakage

G01M 320

Patent

active

059792248

ABSTRACT:
A leak detecting dye for use in heating, ventilating, air conditioning, or refrigeration systems employing dyes such as naphthalimide, perylene, coumarin, anthracene, phenanthracene, and thioxanthane.
The dye is adsorbed onto a non-absorbent carrier which is then adapted for inclusion into various components of the system such as a filter drier, or a desiccant container which may be inserted into appropriate locations within the system.

REFERENCES:
patent: 3770640 (1973-11-01), Bartlett
patent: 5440919 (1995-08-01), Cooper
patent: 5650563 (1997-07-01), Cooper et al.

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