It is all the stuff that can be refined into gasoline, diesel, asphalt and all the other petroleum products that comes out of a refinery. We are not talking about anything called conventional oil though some people do like to talk about that. Crude + Condensate peaked, so far according to...
at which time the top of the riser pipe 30 will be a few inches below the water level. The riser pipe can then be threaded into place in the coupling 26. In this way the inner cylinder is filled at the same time as the outer cylinder, thus preventing the sealer from being blown out...
A better asphalt based sealer for driveways and the like is disclosed. The material uses as a hybrid sealer base or binder comprising a blend of pitch, asphaltic material and cut-back oil as a partial or complete replacement for pure coal tar materials. Driveway sealer (an emulsion of clay...