ClassID:

85140

C01B39/445 - CPC Classification

Classification description:

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; Ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38 using at least one organic template directing agent

Recent Application in this class:
#1
20260028236
2026-01-29

SYNTHESIS OF FINNED ZEOLITE CRYSTALS

#2
20240228420
2024-07-11

TANDEM CATALYST FOR SYNTHESIZING METHYL ACETATE FROM CARBON DIOXIDE, METHOD FOR PREPARING SAME, AND METHOD FOR PREPARING METHYL ACETATE USING SAME

#3
20240132437
2024-04-25

TANDEM CATALYST FOR SYNTHESIZING METHYL ACETATE FROM CARBON DIOXIDE, METHOD FOR PREPARING SAME, AND METHOD FOR PREPARING METHYL ACETATE USING SAME

#4
20230077288
2023-03-09

SYNTHESIS OF FINNED ZEOLITE CRYSTALS

#5
20220347662
2022-11-03

Catalyst for gasoline synthesis from dimethyl ether, method for preparing the same, and method for preparing gasoline using the same

#6
20210370277
2021-12-02

PROCESS FOR THE PREPARATION OF ZEOLITES ENCAPSULATING TRANSITION METAL NANOPARTICLES FROM LAYERED SILICATE PRECURSORS

#7
20210198114
2021-07-01

Process for preparing a zeolitic material having a framework type FER

#8
20180304245
2018-10-25

Carbonylation catalyst and process

#9
20180194636
2018-07-12

Method for Preparing a Mesoporous Material, Material Obtained Thereof and Use

#10
20180185827
2018-07-05

Mesoporous Zeolitic Material, Method for Making the Same and Use

#11
20180036722
2018-02-08

Dehydration-hydrolysis processes and catalysts therefor

#12
20170183282
2017-06-29

Dehydration-hydrolysis processes and catalysts therefor

#13
20150375217
2015-12-31

Dehydration-hydrolysis processes and catalysts therefor

#14
20140128248
2014-05-08

Small crystal ferrierite and method of making the same

#15
20120202006
2012-08-09

ZEOLITE COMPOSITIONS AND METHODS FOR TAILORING ZEOLITE CRYSTAL HABITS WITH GROWTH MODIFIERS

#16
20100168490
2010-07-01

METHOD FOR PREPARATION OF AN ALUMINOSILICATE WITH FERRIERITE STRUCTURE FROM GELS CONTAINING TETRAMETHYLAMMONIUM AND BENZYLMETHYLPYRROLIDINE, AND USES THEREOF

#17
17206329
2021-11-23

Synthesis of zeolites having the ferrierite structure