CS189905B1 - Nonazeotropic coolant mixtures for cooling and freezing systems - Google Patents
Nonazeotropic coolant mixtures for cooling and freezing systemsInfo
- Publication number
- CS189905B1 CS189905B1 CS867774A CS867774A CS189905B1 CS 189905 B1 CS189905 B1 CS 189905B1 CS 867774 A CS867774 A CS 867774A CS 867774 A CS867774 A CS 867774A CS 189905 B1 CS189905 B1 CS 189905B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- nonazeotropic
- cooling
- freezing systems
- coolant mixtures
- coolant
- Prior art date
Links
- 239000002826 coolant Substances 0.000 title 1
- 238000001816 cooling Methods 0.000 title 1
- 238000007710 freezing Methods 0.000 title 1
- 230000008014 freezing Effects 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
- C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
- C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
- C09K2205/34—The mixture being non-azeotropic
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17542073A DD112281A1 (cs) | 1973-12-18 | 1973-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS189905B1 true CS189905B1 (en) | 1979-05-31 |
Family
ID=5493928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS867774A CS189905B1 (en) | 1973-12-18 | 1974-12-17 | Nonazeotropic coolant mixtures for cooling and freezing systems |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS189905B1 (cs) |
| DD (1) | DD112281A1 (cs) |
| DE (1) | DE2445263A1 (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261847A (en) * | 1979-06-25 | 1981-04-14 | E. I. Du Pont De Nemours And Company | Refrigerant compositions |
| AT392570B (de) * | 1980-10-16 | 1991-04-25 | Vni Ex K I Elektro | Verfahren zum gefrieren und aufbewahren von produkten und kaeltemittel fuer seine durchfuehrung |
| DE3105372C2 (de) * | 1981-02-13 | 1985-04-04 | Heinz Dipl.-Ing. 7951 Erlenmoos Gerbert | Verwendung eines nichtazeotropen Arbeitsmittelgemisches für Wärmepumpen |
-
1973
- 1973-12-18 DD DD17542073A patent/DD112281A1/xx unknown
-
1974
- 1974-09-21 DE DE19742445263 patent/DE2445263A1/de not_active Withdrawn
- 1974-12-17 CS CS867774A patent/CS189905B1/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2445263A1 (de) | 1975-06-19 |
| DD112281A1 (cs) | 1975-04-05 |
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