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Class Information
Number: 159/DIG.38
Name: Concentrating evaporators > Seed

Patents under this class:

Patent Number Title Of Patent Date Issued
5582691 Ocean thermal energy conversion (OTEC) system Dec. 10, 1996
5156706 Evaporation of liquids with dispersant added Oct. 20, 1992
4701353 Process for the preparation of granules Oct. 20, 1987
4619843 Process for the preparation of granules Oct. 28, 1986
4569723 Salt recovery from aluminum black dross Feb. 11, 1986
4336030 Process for continuous crystallization Jun. 22, 1982
3966562 Multi-stage flash distillation plant Jun. 29, 1976
3932224 Method of preventing scale from being deposited in case of producing fresh water from sea water Jan. 13, 1976

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