A process for purifying and concentrating spent sulphuric acids

Details A process for purifying and concentrating spent sulphuric acids A process for purifying and concentrating spent sulphuric acids

C - Chemistry, Metallurgy

01

B

C01B 17/94 (2006.01) C01B 17/88 (2006.01) C01B 17/90 (2006.01)

Patent

CA 2254612

The present invention relates to a process for purifying and concentrating spent sulphuric acids, and in particular those obtained in processes for nitrating hydrocarbons with nitric acid in the presence of sulphuric acid, wherein the spent sulphuric acid is concentrated in vacuo in several stages and the steam-volatile organic compounds are removed completely with steam in a purification stage coupled with the first concentration stage.

Affiliated with

Also associated with

Rating

A process for purifying and concentrating spent sulphuric acids does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with A process for purifying and concentrating spent sulphuric acids, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and A process for purifying and concentrating spent sulphuric acids will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-2054937