Beton aspal dengan bitumen ekstrak asbuton.
ABSTRACT There is a large deposit of rock asphalt in Buton island, but it has not been well exploited.Efforts should be made to have a solvent extraction, and from this process pure bitumen will be found. There after the bitumen can be employed as a binder of asphalt concrete mixture. From the test...
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[Yogyakarta] : Pusat Studi Kawasan dan Pedesaan Universitas Gadjah Mada
1999
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