Hydraulic Walnuts Oil Process Plant in Benin

What is walnut oil based on?
Huaying Song and Zhufeng Cong contributed equally to this work. Walnut oil is extracted from walnut kernels ( Juglans regia Linne) or iron walnut kernels ( Juhlans sigillata Dode). The percentage of oil in walnuts is 52%–70%. The main constituents in oil are fatty acids, phenols, sterols, squalene, melatonin, vitamins, and minerals.
How much edible oil is produced in Benin?
Benin alone produced 109 thousand tonnes of vegetable oils in 2019 (Source: World Data Atlas). The African edible oil market was valued at USD 4,803.28 million in 2021. Experts expect it to reach USD 8503.00 million by 2029, registering a CAGR of 7.40% during the forecast period of 2022-29.
How to extract walnut oil?
It has been reported that walnut oil can be extracted by using the solvent method, a screw press, and supercritical carbon dioxide. Extraction by solvent was investigated by Martinez et al. (2006). They reported that oil content as high as 740 g kg 1 kernel (Soxhlet extraction, n-hexane) can be achieved for some commercial walnut varieties.
When did Benin start producing oil palms?
In the 1950s, Benin launched its first oil palm sector industrialization program in which the colonial government invested in large-scale, public industrial processing facilities. After independence in 1960, the national government established more facilities with greater capacity and planted around 30,000 hectares of selected oil palm seedlings.