1. A chiller apparatus containing a composition comprising from about 38 to about 67 weight percent 2,3,3,3-tetrafluoropropene and from about 62 to about 33 weight percent 1,1,1,2-tetrafluoroethane, wherein the chiller apparatus is a centrifugal chiller.
2. The chiller apparatus of claim 1 suitable for use with HFC-134a.
3. The chiller apparatus of claim 1 suitable for use with CFC-12.
4. The chiller apparatus of claim 1, wherein said composition comprises from about 54 to about 67 weight percent 2,3,3,3-tetrafluoropropene and from about 46 to about 33 weight percent 1,1,1,2-tetrafluoroethane.
5. The chiller apparatus of claim 1, wherein said composition comprises from about 54.0 to about 56.0 weight percent 2,3,3,3-tetrafluoropropene and from about 46.0 to about 44.0 weight percent 1,1,1,2-tetrafluoroethane.
6. The chiller apparatus of claim 5, wherein said composition comprises about 55 weight percent 2,3,3,3-tetrafluoropropene and about 45 weight percent 1,1,1,2-tetrafluoroethane.
7. The chiller apparatus of claim 1, wherein said composition comprises from about 58.0 to about 59.5 weight percent 2,3,3,3-tetrafluoropropene and from about 42.0 to about 40.5 weight percent 1,1,1,2-tetrafluoroethane.
8. The chiller apparatus of claim 7, wherein said composition comprises about 59 weight percent 2,3,3,3-tetrafluoropropene and about 41 weight percent 1,1,1,2-tetrafluoroethane.
9. A method for producing cooling in a chiller comprising (a) evaporating a liquid refrigerant comprising from about 38 to 67 weight percent 2,3,3,3-tetrafluoropropene and from about 62 to 33 weight percent 1,1,1,2-tetrafluoroethane in an evaporator having a heat transfer medium passing therethrough thereby producing a vapor refrigerant; and (b) compressing the vapor refrigerant in a compressor, wherein the volumetric cooling capacity of the refrigerant is greater than the individual volumetric cooling capacities of 2,3,3,3-tetrafluoropropene alone and 1,1,1,2-tetrafluoroethane alone, wherein the chiller apparatus is a centrifugal chiller.
10. The method of claim 9, wherein the weight ratio of 2,3,3,3-tetrafluoropropene to 1,1,1,2-tetrafluoroethane in the liquid refrigerant is essentially the same as the weight ratio of 2,3,3,3-tetrafluoropropene to 1,1,1,2-tetrafluoroethane in the vapor refrigerant.
11. The method of claim 9, wherein the heat transfer medium passes out of the evaporator to a body to be cooled.
12. A method for replacing a refrigerant in a chiller designed for using HFC-134a or CFC-12 as refrigerant, comprising charging said chiller with a composition comprising a refrigerant consisting essentially of from about 38 to 67 weight percent 2,3,3,3-tetrafluoropropene and from about 62 to 33 weight percent 1,1,1,2-tetrafluoroethane thereby increasing the cooling capacity of the chiller, wherein the chiller apparatus is a centrifugal chiller.
13. The chiller apparatus of claim 1, wherein said composition consists of 2,3,3,3-tetrafluoropropene and 1,1,1,2-tetrafluoroethane.
14. A chiller apparatus containing a composition comprising from about 20 to about 60 weight percent 2,3,3,3-tetrafluoropropene and from about 80 to about 40 weight percent 1,1,1,2-tetrafluoroethane, wherein the chiller apparatus is a centrifugal chiller.
15. The chiller apparatus of claim 14, wherein said composition consists of 2,3,3,3-tetrafluoropropene and 1,1,1,2-tetrafluoroethane.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1-16. (canceled)
17. A nutritional product comprising:
a shell containing a fat-and-carbohydrate mixture; and
a core at least partially covered by the shell, the core having a gel-like consistency and including:
a) a protein component of 0.5 to 10 wt-% based on a total weight of the core;
b) a carbohydrate component of 65 to 82 wt-% in the form of a crystalline and a non-crystalline carbohydrate phase based on the total weight of the core; and
c) water from 10 to 30 wt-% based on the total weight of the core.
18. The nutritional product according to claim 17, wherein the product comprises 11 to 50 volume-% gas in the core based on a volume of the core.
19. The nutritional product according to claim 17, wherein the product comprises 0.20 to 8.0 wt-% of a caffeine-containing stimulant component in the core.
20. The nutritional product according to claim 19, wherein the caffeine-containing stimulant component is selected from a group consisting of taurine, theobromine and combinations thereof.
21. The nutritional product according to claim 17, wherein the fat-and-carbohydrate mixture is a cocoa mixture.
22. The nutritional product according to claim 17, wherein the crystalline carbohydrate phase is selected from a group consisting of saccharose, glucose, isomaltulose and combinations thereof and the non-crystalline carbohydrate phase is glucose syrup.
23. The nutritional product according to claim 17, wherein the protein component is gelatin.
24. The nutritional product according to claim 17, wherein the core is fat free.
25. The nutritional product according to claim 17, wherein the nutritional product has a fraction of 50 to 95 wt-% shell and 5 to 50 wt-% core based on the total weight of the product.
26. The nutritional product according to claim 21, wherein the cocoa mixture is chocolate.
27. The nutritional product according to claim 17, wherein the core comprises at least one additive.
28. The nutritional product according to claim 17, wherein at least one of the core and the shell includes at least one flavoring.
29. A method for producing a nutritional product of claim 17, the method comprising:
x) preparing a pre-formed shell of a fat-and-carbohydrate mixture, the fat-and-carbohydrate mixture being a cocoa mixture,
y) preparing a liquid composition with amounts based on the total weight of the composition of
a) a protein component of 0.5 to 10 wt-%;
b) a carbohydrate component of 65 to 82 wt-%; and
c) water of 10 to 30 wt-%; and
z) filling the liquid composition into the shell, cooling and sealing the shell.
30. The method according to claim 29, wherein step y) is carried out through dissolving the protein component in water in a step y)(1), mixing and dissolving the carbohydrate component, the optional ad-ditives and the optional stimulant component in a step y)(2) with heating, and mixing the protein component-containing solution according to step y)(1) with the stimulant-containing solution according to step y)(2) in a step y)(3).
31. The method according to claim 29, wherein gas is added to the liquid composition according to process step y) in such a way that the core of the nutritional product obtained has gas fraction of 11 to 50 volume-% based on the total volume of the core.