Hachinohe Smelting Company

Acid Plant Database September 12, 2011

Owner	Hachinohe Smelting Company, Limited
Location	76, Hamanayachi Kawaragi Hachinohe-shi Aomori Prefecture Japan 039-1161
Background	1967 - Company established as a joint toll smelter by 6 Japanese non-ferrous smelters Part of Mitsui Mining & Smelting Company, Limited
Website	www.mitsui-kinzoku.co.jp
Plant	-
Coordinates*	40° 33' 18" N, 141° 29' 19" E
Type of Plant	Metallurgical
Gas Source	Zinc/Lead Updraught sinter machine (90 m²) with oxygen enrichment
Plant Capacity	500 MTPD
SA/DA	DA
Emissions	-
Status	-
Year Built	-
Technology	Lurgi
Contractor	-
Remarks	Product Acid: 98% and 77% H₂SO₄ Caustic scrubber on acid plant tailgas
Pictures
General	Zinc Production: 112,000 MTPA Lead Production: 45,000 MTPA Gypsum Plant: - Installed 1994 - About 1/3 of acid production is used to produce gypsum - Gysum production: 330 MTPD
References	Azuma, S., Nakayama, K. and Sato, Y., “Recent Operations at Hachinohe ISP Smelter”, Lead & Zinc ’05, Proceedings of the International Symposium on Lead and Zinc Processing, Kyoto, Japan, October 17-19, 2005, Volume – II, pp. 1415-1423.
News	-

MTPD - Metric Tonne per Day STPD - Short Ton per Day
MTPA - Metric Tonne per Annum STPA - Short Ton per Annum
SA - Single Absorption
DA - Double Absorption

* Coordinates can be used to locate plant on Google Earth


Sulphuric Acid on the Web^TM	Technical Manual	DKL Engineering, Inc.