ClassID:

91511

C07C47/04 - CPC Classification

Classification description:

Compounds having —CHO groups; Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen Formaldehyde

Recent Application in this class:
#1
20260061360
2026-03-05

CARBON CAPTURE SYSTEM FOR PRODUCTION OF SODA ASH, BAKING SODA, METHANOL, & FORMALDEHYDE

#2
20250304548
2025-10-02

COMPOSITION, AND METHOD FOR PRODUCING TRIOXANE USING SAME

#3
20220388936
2022-12-08

Process for converting methanol to formaldehyde

#4
20210387166
2021-12-16

Catalyst with a core-shell structure for methane oxidation, method of preparing the same and method of oxidizing methane using the same

#5
20210189247
2021-06-24

Systems and methods for formaldehyde control

#6
20210188631
2021-06-24

CARBON MEDIATED WATER-SPLITTING USING FORMALDEHYDE

#7
20200377453
2020-12-03

Method for producing oxidation reaction product of hydrocarbon or derivative thereof, and method for producing oxidation reaction product of olefin

#8
20200324262
2020-10-15

Apparatus And Process For The Production Of Formaldehyde

#9
20200317594
2020-10-08

Methods for preparing formaldehyde from carbon dioxide

#10
20200299221
2020-09-24

Process for the purification of an unsaturated carboxylic acid

#11
20200276537
2020-09-03

WASTE GAS EMISSION CONTROL SYSTEM

#12
20200016560
2020-01-16

Apparatus and process for the production of formaldehyde

#13
20190194106
2019-06-27

Method of producing formaldehyde from methanol

#14
20180362453
2018-12-20

Process for the production of formaldehyde

#15
20180236536
2018-08-23

METHOD OF PRODUCING PLATE-SHAPED SILVER NANOPARTICLES

#16
20180030041
2018-02-01

Condensation product of 1-amino-2-propanol and formaldehyde and the use thereof for reducing the amount of hydrogen sulphide in liquids and gases

#17
20180023202
2018-01-25

Electrolysis system for carbon dioxide

#18
20170305830
2017-10-26

Optimized process for preparing methacrylic acid

#19
20140350216
2014-11-27

Process for producing a cyclic acetal in a heterogeneous reaction system

#20
20140343301
2014-11-20

Process for producing a cyclic acetal

#21
20140343300
2014-11-20

Process for the production of trioxane from aqueous formaldehyde sources

#22
20140329988
2014-11-06

Integrated process for producing cyclic acetals and oxymethylene polymers

#23
20140316147
2014-10-23

Process for the production of trioxane

#24
20130053602
2013-02-28

Manufacturing of MeOH, formaldehyde, formic acid and ammonium pentaborate tetrahydrate from CO2

#25
20130006019
2013-01-03

Spinel structured catalyst for aldehyde production

#26
20120321528
2012-12-20

Pulse jet water desalination and purification

#27
20120277473
2012-11-01

Oxidative dehydrogenation of methanol to formaldehyde over silver-containing knits

#28
20120071688
2012-03-22

Process for preparing acrylic acid from methanol and acetic acid

#29
20110287991
2011-11-24

METHOD FOR MANUFACTURING A BIOMASS-DERIVED METHYL METHACRYLATE

#30
20110269998
2011-11-03

Process for oxidation on fixed catalytic bed of methanol to formaldehyde

#31
20110223666
2011-09-15

CYTOPLASM EXPOSURE ADDITIVE AND METHOD FOR EXPOSING PARTICLES DELIVERED INTO CELL TO CYTOPLASM FROM ENDOCYTIC VESICLES IN INTACT CELL

#32
20110105801
2011-05-05

Formaldehyde synthesis

#33
20110028764
2011-02-03

Process for the selective preparation of acetaldehyde from acrolein and one or more ammonium salts dissolved in water

#34
20110006257
2011-01-13

STABILIZED POWDERED FORMALDEHYDE

#35
20100267993
2010-10-21

Microchannel apparatus comprising structured walls, chemical processes, methods of making formaldehyde

#36
20100190863
2010-07-29

Method of stabilizing an aldehyde

#37
20100168486
2010-07-01

Method for production of styrene from toluene and methanol

#38
20100158760
2010-06-24

Method and apparatus for producing methanol with hydrocarbon recycling

#39
20100152474
2010-06-17

Selective oxidative conversion of methane to methanol, dimethyl ether and derived products

#40
20100137450
2010-06-03

PROCESS FOR THE PREPARATION OF AQUEOUS FORMALDEHYDE SOLUTIONS

#41
20100016640
2010-01-21

Shell catalyst, in particular for oxidation of methanol to formaldehyde, and also method for production thereof

#42
20090317880
2009-12-24

Simple, rapid method for the preparation of isotopically labeled formaldehyde

#43
20090312581
2009-12-17

Method for dehydrogenating alcohols

#44
20090306437
2009-12-10

Methanol synthesis

#45
20090304569
2009-12-10

Activated ignition promoters for metal catalyzed reactions

#46
20090253941
2009-10-08

Microchannel apparatus comprising structured walls, chemical processes, methods of making formaldehyde

#47
20080004475
2008-01-03

PROCESS FOR THE PRODUCTION OF NEOPENTYLGLYCOL USING FORMALDEHYDE WITH A LOW METHANOL CONTENT

#48
20070267288
2007-11-22

Systems and methods for hydrogen storage and generation

#49
20070259395
2007-11-08

Stabilized powdered formaldehyde

#50
20070249737
2007-10-25

Cyclone reactor and associated methods

#51
20070142677
2007-06-21

Method for producing formaldehyde

#52
20070135660
2007-06-14

Method for producing highly concentrated formaldehyde solution

#53
20070118002
2007-05-24

Conversion of alkanes having at most 5 carbonatoms to alcohols and/or aldehydes using a platinum complex catalyst

#54
20060286008
2006-12-21

Method for the production of formaldehyde

#55
20060235088
2006-10-19

Selective oxidative conversion of methane to methanol, dimethyl ether and derived products

#56
20060211841
2006-09-21

Production of high-concentration formaldehyde solutions

#57
20060185513
2006-08-24

Method for preparing highly concentrated, gaseous formaldehydes

#58
20060171859
2006-08-03

Method for carrying out chemical reactions in pseudo-isothermal conditions

#59
20060154995
2006-07-13

Method and apparatus for producing methanol with hydrocarbon recycling

#60
20060142619
2006-06-29

Method for preparing a catalyst for oxidation of methanol to formaldehyde

#61
20060140844
2006-06-29

Method to carry out strongly exothermic oxidizing reactions in pseudo-isothermal conditions

#62
20060135821
2006-06-22

Catalysts for oxidation of methanol to formaldehyde

#63
20060084827
2006-04-20

Method for thermal stabilization of highly concentrated formaldehyde solutions

#64
20050271572
2005-12-08

Activated ignition promoters for metal catalyzed reactions

#65
20050263391
2005-12-01

Process for hydrogenating carbon dioxide, treating apparatus, and basic material for hydrogenation

#66
20050040359
2005-02-24

Highly concentrated formaldehyde solution, production and reaction thereof

#67
20050038299
2005-02-17

Methanol oxidation over bulk metal vanadate catalysts

#68
20050009175
2005-01-13

Chemical processing microsystems comprising high-temperature parallel flow microreactors

#69
15710139
2019-01-15

Method for generating formaldehyde monomer vapor

#70
14464696
2015-09-08

Processes for preparing formaldehyde, glycolaldehyde and ethylene glycol