Methods of test for petroleum and its products. BS 2000-502. Bitumen and bituminous binders. Determination of the efflux time of petroleum cut-back and fluxed bitumens— 16 стр.
Methods of test for petroleum and its products. BS 2000-502. Bitumen and bituminous binders. Determination of the efflux time of petroleum cut-back and fluxed bitumens— 16 стр.