| US 7,537,643 B2 | ||
| Method for treating byproducts of sour water stripper process | ||
| Richard Neylon, Scottsdale, Ariz. (US); Clark Bailey, Geismar, La. (US); Allen D. Bierle, Carlsbad, N. Mex. (US); Fred Elliot, Geismar, La. (US); and Scott A. Bierle, Carlsbad, N. Mex. (US) | ||
| Assigned to PCS Nitrogen Fertilizer LP, Northbrook, Ill. (US) | ||
| Filed on Sep. 23, 2005, as Appl. No. 11/234,056. | ||
| Claims priority of provisional application 60/711574, filed on Aug. 26, 2005. | ||
| Prior Publication US 2007/0044659 A1, Mar. 01, 2007 | ||
| Int. Cl. B01D 19/00 (2006.01) | ||
| U.S. Cl. 95—158 [95/254; 95/264; 423/413] | 19 Claims |
| 1. A method for treating a waste product from a chemical processing plant, the method comprising:
obtaining from the chemical processing plant a waste liquid including a processing byproduct;
forming a concentrate including at least one of the byproduct and a compound of the byproduct; and
transporting the concentrate to a purification facility for treatments, wherein the purification facility is off-site from
the chemical processing plant.
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