Back to results
US T965,001 I4Granted
Dyestuff waste water purification
OwnerJohn N. Carbone, George S. Dominguez +1inventors
InventorsJohn N. Carbone, George S. Dominguez, Jayanti V. Isharani
Life of this patent
Estimating the term…
Abstract
this invention relates to the purification and clarification of a dyestuff and pigment colored waste water by contacting said waste water with an effective amount of a condensation product of formaldehyde and dicyandiamide, and an electrolyte, to coagulate said dyestuff, and removing the resultant coagulate from the waste water.
Claims0
Claims aren’t available for this document.