An apparatus for processing bitumen froth comprising a cyclone body having an elongated conical inner surface defining a cyclone cavity extending from an upper inlet region with a diameter DC to a lower apex outlet with a diameter DU of not less than about 40 mm; an inlet means forming an inlet chan
An apparatus for processing bitumen froth comprising a cyclone body having an elongated conical inner surface defining a cyclone cavity extending from an upper inlet region with a diameter DC to a lower apex outlet with a diameter DU of not less than about 40 mm; an inlet means forming an inlet channel extending into the upper inlet region of said cyclone cavity; and a vortex finder forming an overflow outlet of a diameter DO extending into the upper inlet region of said cyclone cavity toward said lower apex outlet and having a lower end extending an excursion distance below said inlet channel, said excursion distance being operable to permit a portion of bitumen that passes through said inlet channel to exit said overflow outlet without having to make a spiral journey down said cyclone cavity, wherein a lower end of the vortex finder within the cyclone cavity is disposed a free vortex height (FVH) distance from said lower apex outlet.
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We claim: 1. An apparatus for processing bitumen froth comprising: a cyclone body having an elongated conical inner surface defining a cyclone cavity extending from an upper inlet region with a diameter DC to a lower apex outlet with a diameter DU of not less than about 40 mm; an inlet means formin
We claim: 1. An apparatus for processing bitumen froth comprising: a cyclone body having an elongated conical inner surface defining a cyclone cavity extending from an upper inlet region with a diameter DC to a lower apex outlet with a diameter DU of not less than about 40 mm; an inlet means forming an inlet channel of a diameter DI extending into the upper inlet region of said cyclone cavity; and a vortex finder forming an overflow outlet of a diameter DO extending into the upper inlet region of said cyclone cavity toward said lower apex outlet and having a lower end extending an excursion distance below said inlet channel, said excursion distance being operable to permit a portion of bitumen that passes through said inlet channel to exit said overflow outlet without having to make a spiral journey down said cyclone cavity, wherein a lower end of the vortex finder within the cyclone cavity is disposed a free vortex height (FVH) distance from said lower apex outlet; wherein the cyclone body, the inlet means and the vortex finder are operably configured so that a ratio of the FVH distance to the diameter DI is greater than about 22 and a ratio of the FVH distance to the diameter DO is greater than about 22 so as to achieve a ternary split of the bitumen froth. 2. The apparatus of claim 1, wherein said cyclone body comprises a replaceable lower portion forming said lower apex outlet. 3. The apparatus of claim 2, wherein said replaceable lower portion is removably affixed to the body of the cyclone by fasteners. 4. The apparatus of claim 1, wherein said FVH is not less than about 1133 mm and not more than about 1821 mm, DI is not more than about 50 mm, and DO is not more than about 50 mm. 5. The apparatus of claim 1, wherein DU is not more than about 50 mm. 6. The apparatus of claim 1, wherein DC is not less than about 150 mm. 7. The apparatus of claim 6, wherein DC is not more than about 200 mm. 8. The apparatus of claim 1, wherein said inlet channel has an involute path into said cyclone cavity. 9. The apparatus of claim 8, wherein some of said portion of said bitumen exits said overflow outlet after one and one half revolutions. 10. The apparatus of claim 8, wherein DC is not less than about 150 mm. 11. The apparatus of claim 10, wherein DU is not more than about 50 mm. 12. The apparatus of claim 11, wherein FVH is not less than about 1133 mm. 13. The apparatus of claim 12, wherein FVH is not more than about 1821 mm. 14. The apparatus of claim 11, wherein said upper inlet region comprises an inlet flow path, and wherein a distance ABRV from a centre-line of the inlet flow path to a tip of the vortex finder is not less than about 102 mm and not more than about 105 mm. 15. The apparatus of claim 1, wherein said upper inlet region comprises an inlet flow path, and wherein a distance ABRV from a centre-line of the inlet flow path to a tip of the vortex finder is not less than about 102 mm. 16. A method of processing bitumen froth comprising: supplying a fluid composition comprising bitumen along an input path into an upper inlet region of a cyclone cavity the upper inlet region having a diameter DI of not more than about 50 mm, wherein said cyclone cavity is defined by an elongated conical inner surface of a cyclone body, and extends from said upper inlet region to a lower apex outlet having a diameter DU of not less than about 40 mm; and causing a portion of said bitumen to exit said cyclone cavity through an overflow outlet passage formed by a vortex finder, the overflow outlet passage having a diameter DO of not more than about 50 mm, without having to make a spiral journey down said cyclone cavity, wherein a lower end of the vortex finder within the cyclone cavity is disposed a free vortex height (FVH) distance from said lower apex outlet, and wherein said FVH is not less than about 1133 mm; wherein a ratio of the FVH distance to the diameter DI is greater than about 22 and a ratio of the FVH distance to the diameter DO is greater than about 22 so as to achieve a ternary split of the bitumen froth. 17. The method of claim 16, wherein said fluid composition is supplied at a rate such that over 90% of bitumen in said fluid composition is directed to the overflow outlet. 18. The method of claim 16, wherein the fluid composition is supplied along an involute path into said cyclone cavity. 19. The method of claim 18, wherein causing said portion of said bitumen to exit said cyclone cavity through said overflow outlet passage without having to make a spiral journey down said cyclone cavity comprises causing said portion of said bitumen to exit said overflow outlet after one and one half revolutions. 20. The method of claim 18, further comprising controlling a ratio of a solvent to said bitumen in said fluid composition such that some of said portion of said bitumen exits said overflow outlet after one and one half revolutions. 21. The method of claim 16, further comprising causing the formation of a central vapour core extending along an axis of the cyclone body. 22. The method of claim 21, wherein said central vapour core is only millimeters in diameter sufficient to cause 3% to 4% enrichment in an overhead solvent to bitumen ratio. 23. The method of claim 16, further comprising causing the formation in a central zone near the lower apex of the cyclone cavity of a reflection of a descending helix vortex fluid flow into an ascending helix vortex fluid flow. 24. The method of claim 16, wherein causing said portion of said bitumen to exit said cyclone cavity through said overflow outlet passage comprises controlling a ratio of a solvent to said bitumen in said fluid composition. 25. The method of claim 16, further comprising controlling a unit flow rate of the fluid composition and pressure drops in the cyclone body to achieve predicted performance of hydrocarbon recovery and mineral/water rejection in said recovered lighter density component materials. 26. A system for separating bitumen from a bitumen feed comprising a mixture of bitumen, water and mineral, the apparatus comprising: (a) an inclined plate separator (IPS) for providing a first bitumen separation stage, the IPS having an inlet for receiving the bitumen feed in a hybrid emulsion phase comprising a melange of water-continuous and oil-continuous emulsions, an overflow outlet for providing a first bitumen-enriched stream separated from the hybrid emulsion phase of the bitumen feed, and an underflow outlet for providing a first bitumen-lean stream separated from the hybrid emulsion phase of the bitumen feed, the first bitumen-lean stream comprising primarily a water-continuous emulsion; (b) the apparatus as claimed in claim 1 for further providing a second bitumen separation stage, the apparatus operative as a first cyclone, wherein said inlet means comprises a first cyclone inlet for receiving the first bitumen-lean stream, said vortex finder comprises a first cyclone overflow outlet for providing a second bitumen-enriched stream separated from the first bitumen-lean stream, and said lower apex outlet comprises a first cyclone underflow outlet for providing a second bitumen-lean stream separated from the first bitumen-lean stream; and (c) a recycle path for communicating the second bitumen-enriched stream for further processing upstream of the first cyclone. 27. The system according to claim 26 further comprising a second cyclone for providing a third bitumen separation stage, the second cyclone having a second cyclone inlet for receiving the second bitumen-lean stream, a second cyclone overflow outlet for providing a third bitumen-enriched stream separated from the second bitumen-lean stream, and a second cyclone underflow outlet for providing a third bitumen-lean stream separated from the second bitumen-lean stream.
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