Global Patent Index - EP 0223605 A2

EP 0223605 A2 19870527 - Method for evaporation treatment of photographic processing waste solution and device therefor.

Title (en)

Method for evaporation treatment of photographic processing waste solution and device therefor.

Title (de)

Verfahren zur Verdampfungsbehandlung einer photographischen verbrauchten Behandlungslösung und Vorrichtung dafür.

Title (fr)

Méthode de traitement par évaporation d'une solution de traitement photographique usée et dispositif à cet effet.

Publication

EP 0223605 A2 19870527 (EN)

Application

EP 86309047 A 19861119

Priority

  • JP 25900385 A 19851119
  • JP 25900485 A 19851119
  • JP 25901085 A 19851119

Abstract (en)

Disclosed is a method for treating a photographic processing waste solution which comprises evaporating a photographic processing waste solution by heating and cooling a vapor generated by the heating by use of a cooling device to obtain a distilled solution, and a treatment device therefor which comprises a treatment tank for performing heating treatment of the photographic processing waste solution, a device for discharging the heated and concentrated solution of the photographic processing waste solution from the treatment tank, a receiving tank for the discharged solution, a device for performing cooling treatment of vapor generated by the heating treatment, a recovering tank for recovering a distilled solution generated by the cooling treatment, and a control device for controlling heating treatment according to the progesss of treatment of the waste solution.

IPC 1-7

G03C 5/395

IPC 8 full level

G03C 5/395 (2006.01)

CPC (source: EP KR)

G03C 5/3952 (2013.01 - EP); G03D 3/00 (2013.01 - KR)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0223605 A2 19870527; EP 0223605 A3 19890426; AU 593303 B2 19900208; AU 6535386 A 19870521; CA 1307762 C 19920922; KR 870005273 A 19870605

DOCDB simple family (application)

EP 86309047 A 19861119; AU 6535386 A 19861118; CA 523251 A 19861118; KR 860009721 A 19861118