Analytical system having energy efficient pump

Details Analytical system having energy efficient pump Analytical system having energy efficient pump

1993-08-24

1995-11-14

Capossela, Ronald C.

Refrigeration

Storage of solidified or liquified gas

Liquified gas transferred as liquid

62 32, 62 506, 417313, 417572, F17C 702

Patent

active

054655811

ABSTRACT:
A pumping system for pumping fluids at sub-ambient temperatures where the pumping fluid, after it has been used for its analytical application, is expanded such that the energy of expansion of the pumping fluid can be employed for cooling the pump head or pumping fluid prior to pumping.

REFERENCES:
patent: 2772831 (1956-12-01), Cotter
patent: 2957422 (1960-10-01), Loeber et al.
patent: 3744935 (1973-07-01), Magni
patent: 4153063 (1977-05-01), Roselius et al.
patent: 4825667 (1989-05-01), Benedict et al.
patent: 5087360 (1992-02-01), Wright et al.
patent: 5142875 (1992-09-01), James
patent: 5180293 (1993-01-01), Hartl

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