(19)
(11) EP 0 055 138 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
29.09.1982 Bulletin 1982/39

(43) Date of publication A2:
30.06.1982 Bulletin 1982/26

(21) Application number: 81306099

(22) Date of filing: 23.12.1981
(84) Designated Contracting States:
AT BE CH DE FR IT LI LU NL SE

(30) Priority: 23.12.1980 GB 8041217

(71) Applicant: SOUTHERN INDUSTRIES (COOLERS) LIMITED
 ()

(72) Inventor:
  • Filmer, Michael John
     ()

   


(54) Liquid cooler


(57) A liquid cooler comprises a tank (1) for receiving liquid to be cooled and an evaporator tube (2) in the form of a coil in the tank (1).
In order to enable the liquid in the tank to be used directly, the evaporator tube (2) comprises an inner tube (4) for refrigerant and an outer tube (3) surrounding the inner tube (4) and of a material having no adverse effect on the liquid.







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