US PATENT SUBCLASS 423 / 560
.~ Ternary compound containing hydrogen and metal (e.g., hydrosulfide, etc.)

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

511  DF  SULFUR OR COMPOUND THEREOF {4}
560.~ Ternary compound containing hydrogen and metal (e.g., hydrosulfide, etc.)

DEFINITION

Classification: 423/560

(under subclass 511) Products or processes wherein the compound consists of sulfur, hydrogen, and metal.

(1) Note. These compounds are variously designated as hydrosulfides in the more recent patents and as sulfhydrates in other documents.