Method of recycling cleaning solvent

B - Operations – Transporting – 01 – D

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

B01D 3/10 (2006.01) B01D 3/34 (2006.01) C23G 5/02 (2006.01) C23G 5/024 (2006.01) H04N 5/913 (2006.01)

Patent

CA 2170365

A method of cleaning and recycling a cleaning solvent including the steps of treating mass of cleaning solvent having a flashpoint of greater than 100 °F and having not more than 20 % aromatic solvents and the remainder aliphatic and other solvents with from about 0.5 up to about 5 parts per hundred of solvent of a treating composition selected from C5-C10 alcohols, C5-C10 diols, C5-C10 glycols, and C5-C10 glycol ethers, and mixtures of the alcohols, diols, glycols, and glycol ethers, clarifying the solvent by adding thereto from about 0.01 up to about 5 pph of a clarifying agent and up to 5 pph of water to provide a clarified volume of solvent, recycling the solvent by distilling, and thereafter repeating the recycling, clarifying and distilling steps.

Un procédé d'épuration et de recyclage d'un solvant de nettoyage consiste à traiter le volume du solvant de nettoyage dont le point d'éclair est supérieur à 100 ~F et dont la teneur en solvants aromatiques ne dépasse pas 20 %, les solvants restants étant des solvants aliphatiques et autres solvants, avec environ 0,5 à environ 5 parties, pour cent parties de solvant, d'une composition de traitement sélectionnée parmi des alcools en C5-C10, des diols en C5-C10, des glycols en C5-C10 et des éthers glycols en C5-C10, ainsi que des mélanges d'alcools, diols, glycols, et éthers glycols, à clarifier le solvant en y ajoutant d'environ 0,01 à environ 5 ppc d'un agent clarifiant, et jusqu'à 5 ppc d'eau pour obtenir un volume de solvant clarifié, à recycler le solvant par distillation, puis à répéter les étapes de recyclage, clarification, et distillation.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Method of recycling cleaning solvent does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method of recycling cleaning solvent, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of recycling cleaning solvent will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1872314

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.