Bronzing. Part 6
Description
This section is from the "Encyclopedia Of Practical Receipts And Processes" book, by William B. Dick. Also available from Amazon: Dick's encyclopedia of practical receipts and processes.
Bronzing. Part 6
3804. Olive Green Bronzing for Brass
3804. Olive Green Bronzing for Brass. Dissolve 1 pint permuriate of iron in
2 pints water.
3805. Slate-Colored Bronzing for Brass
3805. Slate-Colored Bronzing for Brass. Dissolve 2 drachms sulphocyanide of potassium, and 5 drachms perchloride of iron, in 1 pint water.
3806. Blue Bronzing for Brass
3806. Blue Bronzing for Brass. Mix 20 drachms hyposulphite of soda with 1 pint water.
3807. Steel-Grey Bronzing for Brass, or Copper
3807. Steel-Grey Bronzing for Brass, or Copper. Mix 1 ounce muriate of arsenic with 1 pint water, and use at a heat not less than 180° Fahr.
3808. Dark Drab Bronzing for Copper
3808. Dark Drab Bronzing for Copper. This is prepared by adding 2 drachms sulphocyanide of potassium to the mixture given in No. 3807. Or : mix 1 ounce sulphate of copper, 1 ounce hyposulphite of soda, 2 drachms hydrochloric acid, and 1 pint water.
3809. Bright Red Bronzing for Copper
3809. Bright Red Bronzing for Copper. Mix 2 drachms sulphide of antimony, and 1 ounce pearlash, in 1 pint water.
3810. Dark Red Bronzing for Copper
3810. Dark Red Bronzing for Copper. Dissolve 1 drachm sulphur, and 1 ounce pearlash, in 1 pint water.
3811. Dark Grey Bronzing for Zinc
3811. Dark Grey Bronzing for Zinc. Mix 1 drachm protochloride of tin, and 1 drachm sulphocyanide of potassium, with 1 pint water. Or: Dissolve 1 drachm each sulphate of copper and muriate of iron, in 2 pints water. A similar effect may be obtained by mixing muriate of lead with water to the consistency of cream.
3812. Green-Grey Bronzing for Zinc
3812. Green-Grey Bronzing for Zinc. Dissolve 1/2 drachm muriate of iron in 1 pint water.
3813. Red Bronzing for Zinc
3813. Red Bronzing for Zinc. Use garancine (madder-red) infusion boiling hot.
3814. Copper-Colored Bronzing for Zinc
3814. Copper-Colored Bronzing for Zinc. Agitate the articles in a solution of 8 drachms sulphate of copper, and 8 drachms hyposulphite of soda, in 1 pint water.
3815. Copper-Colored Bronzing for Zinc Plates
3815. Copper-Colored Bronzing for Zinc Plates. Make a solution of 4 drachms sulphate of copper, and 4 drachms pearlash, in
1 pint water. Immerse the zinc plate in it, connected at one end with a plate of copper, as represented in Fig. I, No. 3665. This, it will be seen, induces a galvanic current, and is electroplating on a small scale.
3816. Purple Bronzing for Zinc
3816. Purple Bronzing for Zinc. Immerse in a boiling infusion of logwood.
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