Adhesive bonding and miscellaneous chemical manufacture – Delaminating processes adapted for specified product – Delaminating in preparation for post processing recycling step
Patent
1980-05-27
1981-09-15
Powell, William A.
Adhesive bonding and miscellaneous chemical manufacture
Delaminating processes adapted for specified product
Delaminating in preparation for post processing recycling step
156637, 156664, 252 792, 252 794, 134 3, C23F 100
Patent
active
042895766
ABSTRACT:
By this invention there is provided a method for dissolving cobalt (II) and cobalt (III) compounds by contacting said compounds with an aqueous acidic solution comprising a compound containing a radical selected from the group consisting of cyano, cyanato, thiocyanato, ferricyano and mixtures thereof.
REFERENCES:
patent: 391373 (1889-02-01), Mosher
patent: 731839 (1903-06-01), Bahn
patent: 2485529 (1949-10-01), Cardwell et al.
patent: 3367874 (1968-02-01), Haviland et al.
patent: 3542540 (1970-11-01), Heinen et al.
patent: 4244833 (1981-01-01), Tomaszewski
Halliburton Company
Powell William A.
Tregoning John H.
Weaver Thomas R.
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