Assertion: urea | /r/HasProperty | mixed with nh
Facets:
Source sentences:
text: washing said gas with a mixture of ammonia and an aqueous solution containing ammonia and urea, to absorb in said mixture the CO contained in said gas thereby forming an absorbate, reacting the CO and NH contained in said absorbate to form urea and water mixed with unreacted CO and NH recovering a portion of said urea and leaving the remaining urea dissolved in said water as an aqeous urea solution, recycling a portion of said aqueous urea solution to said washing step, dissolving said unreacted CO and NH in the remaining portion of said aqueous urea solution and adding the resulting solution containing said unreacted CO and NH and said remaining portion of said aqueous urea solution to said absorbate prior to said reacting step, removing CO from said gas after removal of said CO by said washing step, thereafter reacting N and H contained in said gas to form ammonia, and recycling said formed ammonia to said washing step.