( 49 of 49 ) |
United States Patent | 4,112,702 |
Smirnov , et al. | September 12, 1978 |
A freeze desalination and concentration apparatus comprising a desalination unit including mounted in the flow sequence a three-circuit heat exchanger, a condenser for a refrigerant and for melting ice mass, a cylindrical crystallizer having a separator with an auger arrangement mounted inside the crystallizer in a spaced relationship thereto and coaxially therewith. An ice-cutting device is accommodated between the crystallizer and separator, and another ice-cutting device is provided between the casing of the desalination unit and the outer ice-forming surface of the crystallizer, the lower part of the crystallizer having a perforated bottom plate, and the apparatus further comprises, directly adjacent to the desalination unit a refrigerator compressor, pumps, a pipeline for feeding a mixture of a starting solution and a part of recycled brine, the refrigerant condenser and the three-circuit heat exchanger being combined to form an integral heat-exchange system.
Inventors: | Smirnov; Leonard Fedorovich (Moldavskaya SSR, Chimishliisky raion, poselok Bessarabka, SU), Parkhitko; Vladimir Mikhailovich (Moldavskaya SSR, Chimishliisky raion, poselok Bessarabka, SU), Zverkhovsky; Valentin Ivanovich (Moldavskaya SSR, Chimishliisky raion, poselok Bessarabka, SU), Burtov; Oleg Antonovich (Yalta Krymskoi oblasti, SU), Razuvaev; Nikolai Ivanovich (Yalta Krymskoi oblasti, SU), Dovzhko; Fedor Evdokimovich (Khabarovsk, SU), Kleiman; Moisha Gershovich (Khabarovsk, SU), Dzyan; Valentin Ivanovich (Khabarovsk, SU) |
Appl. No.: | 05/756,131 |
Filed: | January 3, 1977 |
Feb 23, 1976 [SU] | 2320651 | |||
Feb 23, 1976 [SU] | 2320652 | |||
Feb 23, 1976 [SU] | 2320653 | |||
Current U.S. Class: | 62/123 ; 165/86; 165/94; 62/343; 62/354; 62/544 |
Current International Class: | B01D 9/00 (20060101); B01D 9/04 (20060101); B01D 009/04 (); C02B 001/12 () |
Field of Search: | 62/123,342,343,354,544 165/86,94 |
3103792 | September 1963 | Davids |
3136707 | June 1964 | Hickman |
3251193 | May 1966 | Wiegandt |
3342039 | September 1967 | Bridge et al. |
3357196 | December 1967 | Dutcher et al. |
3614874 | October 1971 | Martindale et al. |