IPC Subgroup
C01B 39/46 Other types characterised by their X-ray diffraction pattern and their defined composition
Introduced: January 1995
Last revised: January 2006
Full Title
Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination > Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof > Other types characterised by their X-ray diffraction pattern and their defined composition
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
1 direct subcode
Child Classifications
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- C01B 39/48 using at least one organic template directing agent