Methods and compositions for removing deposits containing iron s

Details Methods and compositions for removing deposits containing iron s Methods and compositions for removing deposits containing iron s

1980-02-04

1981-06-30

Pitlick, Harris A.

Compositions

Dust suppressants for bulk materials, or processes of...

134 2, 134 3, 252 855B, 252 82, 252142, 252148, 252149, 252151, 252156, 252158, C23G 114, C23G 118, C11D 732, C11D 726

Patent

active

042761859

ABSTRACT:
Methods and compositions for removing deposits containing iron sulfide from surfaces with minimal hydrogen sulfide evolution. A composition comprised of a basic aqueous solution of a chelating agent selected from the group consisting of citric acid, oxalic acid, alkylene polyamine polyacetic acids and mixtures of such chelating agents having a pH in the range of from about 8 to about 10 is brought into contact with the deposits for a period of time sufficient for the deposits to be dissolved therein.

REFERENCES:
patent: 2403153 (1946-07-01), Saukaitis
patent: 2472400 (1949-06-01), Bond et al.
patent: 3033214 (1962-05-01), Bersworth et al.
patent: 3066097 (1962-11-01), Jones
patent: 3308065 (1967-03-01), Lesinski
patent: 3353995 (1967-11-01), Teumac
patent: 3794523 (1974-02-01), Thompson
patent: 4011097 (1977-03-01), Sharp
patent: 4025359 (1977-05-01), Connelly
patent: 4032360 (1977-06-01), Sharp
patent: 4108681 (1978-08-01), Lawson et al.

Affiliated with

Also associated with

Rating

Methods and compositions for removing deposits containing iron s does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Methods and compositions for removing deposits containing iron s, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Methods and compositions for removing deposits containing iron s will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2434204