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![](/dl_thumbs/57/11/571166c40f21a1a3d48ac99e5377ee200132d644.jpg) | Hot water processing of U.S. tar sands -- Water recycle and tailings disposal | 1984 | hot water processing; U.S. tar sands; water recycle; tailings disposal; bitumen recovery | Tailings disposal and water recycle are vital factors for the industrial development of a hot water process for the recovery of bitumen from U.S. tar sands. Based on batch laboratory experiments, with 4 to 12 kg tar sand charge, tailings sedimentation behaviours are presented and discussed for tar s... |
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![](/dl_thumbs/d6/08/d608c889e46649b45b83f0a5b85b17474888266d.jpg) | Utah tar sands | 1984 | Utah tar sands; survey notes; asphalt; bitumen; tar; land slides; snow slides; petroleum; tar sand resource | The words, tar, asphalt, bitumen, pitch, and heavy oil often have been used to refer to highly viscous liquid, semi-solid, or solid, naturally occurring hydrocarbon substances. The word bitumen originated with the Romans and included all the various types of natural hydrocarbons. In its modern, comm... |