Pipe cleaning composition

Details Pipe cleaning composition Pipe cleaning composition

1974-04-01

1976-07-13

Weinblatt, Mayer

Compositions

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

21 25R, 134 22R, 134 22C, 134 42, 252 14, 252148, 252149, C02B 506, C02B 502

Patent

active

039692558

ABSTRACT:
A pipe cleaning composition containing hydrochloric acid, furfural, dialkylthiourea, benzyl thiocyanate and water has a reduced tendency to attack steel or copper pipe.

REFERENCES:
patent: 2203649 (1940-06-01), Felkers
patent: 2459119 (1949-01-01), Rucker
patent: 3579447 (1971-05-01), Muzyczko et al.
patent: 3619125 (1971-11-01), Porwancher
patent: 3794523 (1974-02-01), Thompson
patent: 3803042 (1974-04-01), Knox et al.
Desai, N. M., Rana, S. S.; Inhibition of the Corrosion of Copper in Hydrochloric Acid Solutions, in Chem. Abs. vol. 66, p. 8517, (91073c), 1967.
Desai, N. M., Rana, S. S.; Inhibition of Copper in Hydrochloric Acid Solutions, in Chem. Abs. vol. 66 (51598w), p. 51599, 1967.
Streicher, M. A.; Synergistic Inhibition of Ferric Ion Corrosion During Chemical Cleaning of Metal Surfaces, in Nat. Ass. of Corrosion Engineers, vol. 28, No. 4 (1972), pp. 143-148.

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