C01B 3/04 by decomposition of inorganic compounds (reversible storage of hydrogen C01B3/0018)
Introduced: January 1980
Title
Titles differ between systems:
IPC: by decomposition of inorganic compounds
CPC: by decomposition of inorganic compounds (reversible storage of hydrogen C01B3/0018)
Full Title
Full titles differ between systems:
Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen > Production of hydrogen; Production of gaseous mixtures containing hydrogen > by decomposition of inorganic compounds
Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen (production of water-gas or synthesis gas from solid carbonaceous material C10J) > Production of hydrogen; Production of gaseous mixtures containing hydrogen > by decomposition of inorganic compounds (reversible storage of hydrogen C01B3/0018)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2026.
Child Classifications
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- C01B 3/042 Decomposition of water (by electrolysis of water C25B1/04) since 2026 +1 CPC IPC+CPC Available in IPC and CPC