US PATENT SUBCLASS 505 / 737
.~ From inorganic salt precursors (e.g., nitrates)


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505 /   HD   SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS

725  DF  PROCESS OF MAKING OR TREATING HIGH Tc (ABOVE 30 K) SUPERCONDUCTING SHAPED MATERIAL, ARTICLE, OR DEVICE {11}
737.~ From inorganic salt precursors (e.g., nitrates) {1}
738  DF  .~.~> By precipitating


DEFINITION

Classification: 505/737

From inorganic salt precursors (e.g., nitrates):

(under subclass 725) Process wherein at some stage in the process for making the superconductor material an inorganic metal salt (e.g., nitrates) served as an intermediate or starting material.