Protective coating

Claim 1

A FLEXIBLE, CORROSION RESISTANT, INSTANTLY ADHERENT WATERPROOF COATING COMPOSITION CONSISTING ESSENTIALLY OF: (A) A HOMOGENEOUS SOLUTION OF, BY WEIGHT, (1) FROM ABOUT 10 PERCENT TO 30 PERCENT COAL HAVING IN EXCESS OF 10 PERCENT VOLATILE MATTER, (2) FROM ABOUT 1 PERCENT TO 15 PERCENT OF A BUTADIENE ACRYLONITRILE SYNTHETIC ELASTOMER THAT IS A COPOLYMER COMPRISED OF FROM 51 TO 81 PARTS BY WEIGHT OF BUTADIENE AND FROM 49 TO 19 PARTS BY WEIGHT OF ACYLONITRILE, (3) FROM ABOUT 10 PERCENT TO 44 PERCENT COAL TAR PITCH HAVING A SOFTENING POINT OF FROM ABOUT 80*F. TO ABOUT 200*F. AND (4) FROM ABOUT 25 PERCENT TO 65 PERCENT OF A HEAVY CREOSOTE OIL HAVING A DISTILLATION RANGE OF FROM ABOUT 290*C. TO 350*C.

Claim 2

A METHOD OF PROTECTING MATERIAL SUBJECT TO ENVIRONMENTAL DETERIORATION WHICH COMPRISES: (A) DISSOLVING FROM ABOUT 10 PERCENT TO 30 PERCENT OF COAL HAVING VOLATILE MATTER IN EXCESS OF 10 PERCENT AND FROM ABOUT 1 PERCENT TO 15 PERCENT OF BUTADIENE ACYLONITRILE COPOLYMER COMPRISED OF FROM 51 TO 81 PARTS BY WEIGHT OF BUTADIENE AND FROM 49 TO 19 PARTS BY WEIGHT OF ACYLONITRILE, (B) IN A MIXTURE OF FROM ABOUT 10 PERCENT TO 44 PERCENT COAL TAR PITCH HAVING A RING AND BALL SOFTENING POINT OF FROM BETWEEN 80*F. TO 200*F. AND FROM ABOUT 25 PERCENT TO 65 PERCENT OF A HIGH BOILING AROMATIC OIL HAVING A DISTILLATION RANGE OF FROM 230*C. TO 530*C., (C) ADDING A FILLER MATERIAL, (D) COOLING THE THUS PREPARED COMPOSITION, AND (E) COATING A SUBSTRATE THEREWITH WHEREUPON AN INSTANTANEOUS PROTECTIVE BOND FORMS.