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Title:
Stabilization of deodorized edible oils
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What is claimed is:
1. In a process of steam deodorizing edible animal and vegetable fats and oils the improvement which comprises conducting the steam deodorization in contact with a peroxide value stabilizing amount of molybdenum metal, molybdenum oxides or mixtures thereof, which has been added to the apparatus in which the steam deodorization is conducted.
2. A process, as in claim 1, where molybdenum metal is employed.
3. A process, as in claim 2, where the edible fat or oil is heated to a temperature of at least about 400.degree. F.
4. A process, as in claim 3, where molybdenum metal is employed.
5. A method, as in claim 2, where the oil is an unsaturated vegetable oil.
6. A method, as in claim 5, where molybdenum metal is employed.
7. A method, as in claim 5, where the edible oil is heated to a temperature of a least about 400.degree. F.
8. A method, as in claim 7, where the oil is selected from the group consisting of soybean oil, cottonseed oil, palm oil, and sunflower seed oil and rapeseed oil.
9. A method, as in claim 1, where the amount of molybdenum or molybdenum oxide has a surface area between about 33 square inches and 66 square inches per liter of oil being contacted.
Other info:
Inventors:
Lineberry, Dewey D. (Louisville, KY, US)
Application Number:
769809
Filing Date: 1977-02-17 Publication_date: 1978-06-20 Assignee:
Chemetron Corporation (Chicago, IL)
Primary Class(es):
95/264
203/6, 554/194, 554/205
Other Classes:
US Patent Ref:
| 2773081 | Dec, 1956 | Brown et al. | 260/428. | | 3221059 | Nov, 1965 | Fukui et al. | 260/428. | | 3414129 | Dec, 1968 | Going et al. | 260/428. | | 3693322 | Sep, 1972 | Lineberry et al. | 55/54. | | 3733202 | May, 1973 | Marmor | 260/428. | | 3821265 | Jun, 1974 | Forster et al. | 203/6. |
Other Refs:
Other References:
Kirk-Othmer, Encyclopedia of Chemical Technology, vol. 8, pp. 805-807 and vol. 13, pp. 654, 655, 2nd Ed. |