B01J 29/06 Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
Introduced: July 1974
Full Title
Full titles differ between systems:
Catalysts comprising molecular sieves > having base-exchange properties, e.g. crystalline zeolites, pillared clays > Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
Catalysts comprising molecular sieves > having base-exchange properties, e.g. crystalline zeolites > Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
Of 12 combined children, 10 exist in both systems.
2 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
5 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B01J 29/064 containing iron group metals, noble metals or copper since 1995 IPC+CPC Available in IPC and CPC
- B01J 29/076 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium since 1995 IPC+CPC Available in IPC and CPC
- B01J 29/08 of the faujasite type, e.g. type X or Y since 1974 +4 CPC IPC+CPC Available in IPC and CPC
- B01J 29/40 of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively since 1995 +1 CPC IPC+CPC Available in IPC and CPC
- B01J 29/50 of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952 since 1995 +1 CPC IPC+CPC Available in IPC and CPC
- B01J 29/60 of the type L, as exemplified by patent document US3216789 since 1995 +1 CPC IPC+CPC Available in IPC and CPC
- B01J 29/65 of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38, as exemplified by patent documents US4046859, US4016245 and US4046859, respectively since 1995 +1 CPC IPC+CPC Available in IPC and CPC
- B01J 29/70 of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 since 1995 +13 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B01,2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 16,893
- CHINESE ACADEMY OF SCIENCES 11,733
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 3,898
- LG CHEM KR 3,367
- PETROCHINA COMPANY 3,224
- IFPEN (IFP ENERGIES NOUVELLES) FR 3,042
- ZHEJIANG UNIVERSITY 2,890
- MANN + HUMMEL DE 2,740
- JOHNSON MATTHEY GB 2,534
- SAUDI ARABIAN OIL COMPANY SA 2,527
Top Applicants (CPC)
Class B01,2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
- CHINESE ACADEMY OF SCIENCES 8,352
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
- LG CHEM KR 4,290
- SAUDI ARABIAN OIL COMPANY SA 3,444
- IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
- DOW GLOBAL TECHNOLOGIES US 3,195
- MANN + HUMMEL DE 2,822
- JOHNSON MATTHEY GB 2,802
- UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737