(under subclass 400) Subject matter wherein the process uses apparatus made of a particular material, e.g., a ceramic, stainless steel, etc.
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402, for a process in which the apparatus of recited composition is a heat carrier.
503, 537 and 636, for olefin condensation, alkyne synthesis, and monoolefin synthesis, respectively, using apparatus of recited composition.
920, for a collection of patents using such apparatus in other processes.
950, for a collection of patents disclosing prevention of solid deposits on apparatus by forming a permanent or temporary protective coating of named composition on the surfaces of same.