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Systems and methods for removing a volatile catalyst poison from a liquid hydrocarbon are provided. In one embodiment, a process vent (106) can be introduced to a vent recovery system (108) to provide a recycle gas (110). A first portion of the recycle gas (112) and a liquid hydrocarbon (102) can be

Systems and methods for removing a volatile catalyst poison from a liquid hydrocarbon are provided. In one embodiment, a process vent (106) can be introduced to a vent recovery system (108) to provide a recycle gas (110). A first portion of the recycle gas (112) and a liquid hydrocarbon (102) can be introduced to a stripper column (104) to provide a stripper vent gas (114) and a degassed liquid hydrocarbon (116) that can be introduced to a polymerization process.

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1. A method for removing a volatile catalyst poison from a liquid hydrocarbon feed to a polymerization process, the method comprising the steps of: a) feeding a fresh liquid hydrocarbon to a stripper column;b) providing a process vent from a polymerization process;c) recycling the process vent in a

1. A method for removing a volatile catalyst poison from a liquid hydrocarbon feed to a polymerization process, the method comprising the steps of: a) feeding a fresh liquid hydrocarbon to a stripper column;b) providing a process vent from a polymerization process;c) recycling the process vent in a vent recovery system to form a recycle gas;d) feeding a first portion of the recycle gas to the stripper column;e) removing a stripper vent gas and a stripper column tail from the stripper column; andf) feeding a degassed liquid hydrocarbon comprising the stripper column tail to the polymerization process. 2. The method of claim 1 further comprising the step of combining at least two independent liquid hydrocarbon streams to form the fresh liquid hydrocarbon. 3. The method of claim 1, further comprising the step of feeding the stripper vent gas to a vent recovery system. 4. The method of claim 1, further comprising the step of separating a process vent liquid from the process vent before recycling the process vent. 5. The method of claim 4, further comprising the step of combining the process vent liquid with the stripper column tail to form the degassed liquid hydrocarbon. 6. The method of claim 1 wherein the recycling step comprises the steps of: a) compressing the process vent in the vent recovery system to form a compressed recycle fluid; andb) separating the compressed recycle fluid to form the recycle gas and a recycle liquid. 7. The method of claim 6, further comprising the step of feeding the recycle liquid to the stripper column, or combining the recycle liquid with the stripper column tail to form the degassed hydrocarbon liquid. 8. The method of claim 6, wherein the stripper column comprises a chilled condenser in an upper portion of the stripper column, and further comprising the step of feeding the recycle liquid to the polymerization process. 9. The method of claim 1, further comprising the step of feeding a second portion of the recycle gas to the polymerization process, a product conveying system, a flare, or a combination thereof. 10. The method of claim 1, further comprising the step of feeding a fresh nitrogen gas to a lower portion of the stripper column, wherein the fresh nitrogen gas is fed in combination with the recycle gas. 11. The method of claim 1, further comprising the step of controlling the build-up of a light gas in the polymerization process, the process vent, or the recycle gas by venting a portion of the stripper vent gas, the process vent, or the recycle gas to a flare or a recovery system. 12. The method of claim 1, further comprising the step of removing a targeted catalyst poison from the fresh liquid hydrocarbon, the stripper column tail, the degassed liquid hydrocarbon, the stripper vent gas, or a process vent liquid in a purification bed. 13. The method of claim 1, further comprising the step of adjusting a stripper column pressure, a flow rate of the first portion of the recycle gas, a flow rate of the stripper vent gas, or combination thereof to increase the production of the stripper column tail or increase the removal of a volatile catalyst poison. 14. The method of claim 1, further comprising the step of controlling a stripper column pressure, a flow rate of the first portion of the recycle gas, a flow rate of the stripper vent gas, or combination thereof in response to a level of volatile catalyst poison measured in a gaseous process stream. 15. The method of claim 1, wherein the recycle gas comprises a medium-pressure recycle gas formed by the steps of: a) compressing the process vent to form a medium-pressure recycle fluid; andb) cooling and separating the medium-pressure recycle fluid to form a medium-pressure recycle liquid and the medium-pressure recycle gas. 16. The method of claim 15, further comprising the step of: a) feeding the medium-pressure recycle liquid to the stripper column, orb) combining the medium-pressure recycle liquid with the stripper column tail to form the degassed hydrocarbon liquid. 17. The method of claim 1, wherein the recycle gas comprises a high-pressure recycle gas formed by the steps of: a) compressing the process vent to form a medium-pressure recycle fluid;b) separating the medium-pressure recycle fluid to form a medium-pressure recycle liquid and a medium-pressure recycle gas; andc) compressing the medium-pressure recycle gas to form the high-pressure recycle gas. 18. The method of claim 17, further comprising the step of: a) feeding the medium-pressure recycle liquid to the stripper column, orb) combining the medium-pressure recycle liquid with the stripper column tail to form the degassed hydrocarbon liquid. 19. The method of claim 17, further comprising the steps of: a) separating a high-pressure recycle liquid from at least a portion of the high-pressure recycle gas; andb) feeding the high-pressure recycle liquid to the stripper column, combining the high-pressure recycle liquid with the stripper column tail to form the degassed hydrocarbon liquid, or feeding the high-pressure recycle liquid to the polymerization process. 20. The method of claim 17, further comprising the step of combining a purge bin vent and the stripper vent gas to form the process vent. 21. A method for removing volatile catalyst poisons from at least two liquid hydrocarbon feeds to a polymerization process, the method comprising the steps of: a) feeding at least two independent fresh liquid hydrocarbons to a stripper column;b) feeding a stripping gas to a lower portion of the stripper column;d) removing a stripper vent gas and a stripper column tail from the stripper column; ande) feeding the stripper column tail to the polymerization process. 22. The method of claim 21, wherein the at least two independent liquid hydrocarbon streams are combined to form a fresh liquid hydrocarbon before being fed into the stripper column. 23. The method of claim 1, further comprising the step of removing a targeted catalyst poison from the fresh liquid hydrocarbons or the degassed liquid hydrocarbon in a purification bed. 24. The method of claim 1, wherein the fresh liquid hydrocarbons comprise a liquid alkene, liquid alkane, or liquid cycloalkane. 25. The method of claim 1, further comprising the step of reducing a non-condensable gas concentration in a reactor gas by: a) feeding a reactor vent from the polymerization process to the stripper column; andb) venting a portion of the stripper vent gas from the polymerization process, wherein the stripper vent gas comprises the non-condensable gas. 26. The method of claim 1, further comprising the step of recycling the degassed liquid hydrocarbon to the stripper column. 27. The method of claim 1, further comprising the step of storing a portion of the degassed liquid hydrocarbon. 28. The method of claim 27, further comprising the step of feeding the stored portion of the degassed liquid hydrocarbon to the polymerization process. 29. A system for removing a volatile catalyst poison from a liquid hydrocarbon feed to a polymerization process, the system comprising: a) a process vent originating from a polymerization process;b) a vent recovery system in fluid communication with the process vent, wherein the vent recovery system compresses the process vent to form a recycle gas;c) a stripper column, wherein the stripper column receives a first portion of the recycle gas and a fresh liquid hydrocarbon, and wherein a stripper column tail and a stripper vent gas exit the stripper column; andd) a liquid feed pump in fluid communication with the stripper column, wherein the liquid feed pump pressurizes a degassed liquid hydrocarbon comprising the stripper column tail. 30. The system of claim 29, further comprising a low-pressure separator in fluid communication with the process vent, wherein the low-pressure separator separates a process vent liquid from the process vent. 31. The system of claim 29, wherein the vent recovery system comprises: a) a vent recovery compressor, wherein the vent recovery compressor compresses the process vent;b) a vent recovery cooler in fluid communication with and downstream of the vent recovery compressor, wherein the vent recovery cooler receives a compressed recycle fluid from the vent recovery compressor; andc) a medium-pressure separator in fluid communication with and downstream of the vent recovery cooler, wherein the medium-pressure separator separates a recycle liquid from the compressed and cooled recycle fluid. 32. The system of claim 31, wherein a lower portion of the medium-pressure separator is in fluid communication with the stripper column, such that the recycle liquid flows to the stripper column. 33. The system of claim 31, wherein the stripper column comprises a chilled condenser in an upper portion of the stripper column, and wherein the recycle liquid flows to the polymerization process. 34. The system of claim 29, wherein the system comprises: a polymer purge bin, wherein absorbed hydrocarbons are removed from a polymer product;the vent recovery system comprises a first stage compressor in fluid communication with the purge bin, wherein the first stage compressor receives a process vent exiting the purge bin, and wherein the vent recovery system produces a high-pressure recycle gas; andwherein the stripper column receives a fresh liquid hydrocarbon and a first portion of the high-pressure recycle gas. 35. The system of claim 34, wherein the vent recovery system further comprises a medium-pressure separator, a second stage compressor, and a high-pressure separator, and wherein a lower portion of the high-pressure separator is in fluid communication with the stripper column, such that a high-pressure recycle liquid flows from the high-pressure separator to the stripper column. 36. The system of claim 35, wherein a lower portion of the medium-pressure separator is in fluid communication with the liquid feed pump or the stripper column, such that when the lower portion of the medium-pressure separator is in fluid communication with the liquid feed pump, a medium-pressure recycle liquid flows from the medium-pressure separator to the suction of the liquid feed pump, or such that when the lower portion of the medium-pressure separator is in fluid communication with the stripper column, a medium-pressure recycle liquid flows from the medium-pressure separator to the stripper column. 37. The system of claim 34, wherein the vent recovery system further comprises a medium-pres sure separator, a second stage compressor, a first high-pressure chiller, a first high-pressure separator, a second high-pressure chiller and a second high-pressure separator, a lower portion of the first high-pressure separator is in fluid communication with the stripper column, such that a first high-pressure recycle liquid flows from the high-pressure separator to the stripper column, and a lower portion of the second high-pressure separator is in fluid communication with the polymerization process, such that a second high-pressure recycle liquid flows from the second high-pressure separator to the polymerization process. 38. The system of claim 29, wherein the vent recovery system is in fluid communication with the stripper column, such that the vent recovery system receives the stripper vent gas. 39. The system of claim 29, further comprising a purification bed, in fluid communication with the fresh liquid hydrocarbon, the stripper column tail, or the degassed liquid hydrocarbon. 40. The system of claim 29, further comprising: a) a reactor vent in fluid communication with the stripper column; andb) a light gas vent in fluid communication with the stripper column such that a portion of the stripper vent gas is removed from the polymerization process. 41. The system of claim 29, further comprising a degassed liquid recycle, wherein the degassed liquid recycle is fed to the stripper column, and wherein the degassed liquid recycle comprises a portion of the degassed liquid hydrocarbon. 42. The system of claim 29, further comprising a liquid storage vessel, wherein a portion of the degassed liquid hydrocarbon is stored. 43. The system of claim 29, further comprising a liquid surge vessel in fluid communication with a lower portion of the stripper column.