Method to produce liquefied natural gas (LNG) at midstream natural gas liquids (NGLs) recovery plants

摘要

#$%^&*AU2012265578B220171130.pdf#####8 ABSTRACT OF THE DISCLOSURE A method to recover natural gas liquids from natural gas streams at NGL recovery plants. The present invention relates to methods using liquid natural gas (LNG) as an external source of stored cold energy to reduce the energy and improve the operation of NGL 5 distillation columns. More particularly, the present invention provides methods to efficiently and economically achieve higher recoveries of natural gas liquids at NGL recovery plants.CA)o C)) (- CA) CYCo CA)o CA)