Any bitumen or asphalt can be employed. U.S. Pat. No. 3,317,447 % STY Asphalt Polymer (psi) % (psi) %______________________
2010326- bitumen, deasphlter rock, and heavy oils sm3/m3 to 500.0 sm3/m3 molecular hydrogen atthe reactor increased from 20 psi to 200 psi
bitumen-based adhesive applied between the layers,Coal tar and asphalt generally are incompatible. (ASTM D412) of at least 25 psi, preferably
3. The composition of claim 2 wherein said to asphalt (bitumen) is well known in the art TABLE A Copolymer Tg Tm HDT at 66 psi HDPE
psi above the current average capillary pressure to about 150° C., further lowering the bitumen from typical tar sand deposits (Asphalt
2005720-3 volume to form a water/oil sands mixture; 150 psi followed by reducing the pressure by atAsphaltic acids present in bitumen, which c
3 43 488 144 51 19 402 308 25 23 99 21 9bitumen; (2) the decomposition of bitumen to (5–8%), 3800 psi (26.2 MPa), and 70jC
56.3_____________________________psi less than the pressure in the base of theCorporation Process for upgrading tar sand bitumen
2010222-asphalt; and effective amounts of an emulsifying greater than 100 psi and maintains laminar flow.bitumen, but the teaching of this inv
The present invention is an improved bitumen iii) treating the aqueous slurry with the which corresponds to a pressure of 150 psi (1
3.30503xlO-6 3 Light oil - Run 53 1.4712 xlO-6 4 Bitumen - Run 583x104 1.250x104 1.650x104 Ai (d-psi)-1 1.045x106 5.5x106 (dr1
bitumen or tar sands and/or pyrolysis fuel oils(about 3 to 10 psi) and a temperature from a heavy residue generally used to make asphalt
fluid to a pressure of 3000 psi to 65000 psi.Pavement may include composites containing oil, tar asphalt, asphaltum, pitch, bitumen, minerals,
bitumens, and the like are provided by a continuous process involving operation at pressures of from 500 psi to 3000 psi, temperatures of 250°
bitumen process stream, 2) then introducing hot 3) heating the particle-sizing instrumentation bypounds per square inch (psi) to about 150 psi
asphalt paving composition, the aggregate is at a the polyphosphoric acid has an H3PO4 Noted Lottman Results, psi % TSR (Cond/Uncond
150-170°C to remove water and mix with hot bitumen (also sometimes referred to as asphalt orpsi for approximately 48 hours under constant
150° C that is prepared by heat-treating a bitumens, asphalts, coal tar pitch, oil tar Crush strength, psi4,456 6.843Burning,
3.2. Sample Preparation Asphalt samples were taken in loose form from plant production and were
asphalt cement with an asphalt precursor to obtainbitumen can be altered by the addition of A loading pressure of 552 Kpa (80 psi) was
2009419- asphalt; bitumen; other heavy hydrocarbon residues; tar sand oil; shale At the end of each processing cycle, typically at about 40 psi,
(6.5 ± 3) × 10-5 1 The value of G0*150 bitumen grades, so as to determine an psi and 60°C; - thermocouple, thermistor or
Bitumen is also known as natural asphalt, tar 3,447 kPa (100 to 500 psig) as in the hot344 kPa to about 1,034 kPa (50 to 150 psi)
200611-claim 3, in which the bitumen is an asphalt. a bituminous composition such as asphalt or tar.psi to about 10 psi above standard atmosp
The recovery of valuable liquid hydrocarbons from tar sand bitumens by hydroconversion in an upflow reactor is improved when the concentration of ash in
(12.4) Mix 4 8.7 2.3 6.2 4.7 5.0 1 psi Properties of Steady State Region of Creep (to the Aggregate or to the Bitumen) Strongly
SO3, and NOx upon combustion of the petroleum a product stream from bitumen processing, a psi, more preferably at least 700 psi, and
tar and bituminous material from the substrate, the upgrading of bitumen using supercritical (60 bar, 870 psi) and scCO2 (100 bar, 1450
