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Van der Burgh, A.J.P. (author), Bouwman, J.P. (author), Steffelaar, G.M.A. (author)The aging in the course of the years of asphaltic bitumen used in bituminous constructions has various causes. One of these, the action of oxygen, is the subject of this publication, although in particular the investigation relates to the rate and intensity of aging caused by the action of oxygen under pressure and without the presence of light....report 1960
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