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US 4,235,043 AGranted
Method for cultivating algae and a covering material used therefor
AssigneeNippon Carbide Kogyo Kabashiki Kaisha
InventorsIsamu Harasawa, Yukio Hariki, Katsuhiko Maeda, Kouichi Nakamura
Life of this patent
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Abstract
A method for cultivating an alga, which comprises growing the alga in a light field substantially free from light of wavelengths of not more than 340 nm; and a covering material for use in the cultivation of algae, said covering material substantially inhibiting the transmission of light of wavelengths of not more than 340 nm.
Claims9
A method for cultivating an alga, which comprises growing the alga in a light field substantially free from light of wavelengths of not more than 340 nm.
Dependencies are inferred from the claim text.