C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
23/115
C01B 17/90 (2006.01)
Patent
CA 1143924
C-5362 PROCESS FOR PURIFYING SULFURIC ACID Abstract of the Disclosure A process is provided for the purification of sulfuric acid contaminated with chlorine impurity by contacting the acid with sulfur dioxide. This process is particularly suitable for purifying sulfuric acid which has been used for drying chlorine gas. An aeration and heating step may optionally be employed.
327170
Blunk John R.
Erbaugh Mark E.
Gowling Lafleur Henderson Llp
Rhodia Inc.
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