American heliothermal corporation Trying to get out from under heavy debt by new stock offering. RMN ,Ty 11, 1979 p.70 Denver solar firm goes international. RM 0 11, 1981 p.92, 100 Decreased losses, improved profit margins. RMN N 4, 1982 p.88 Says solar energy's time has not yet come in U.S.; relying on foreign markets and diversification. RMN ,Ta 15, 1983 p.89 Stockholders authorize a fine-for-one stock split. RMN F 25, 1984 p.87 0