ClassID:

47058

B27K3/346 - CPC Classification

Classification description:

Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process; Organic impregnating agents Grafting onto wood fibres

Recent Application in this class:
#1
20230278253
2023-09-07

COOLING ACETYLATED WOOD ELEMENTS

#2
20230271912
2023-08-31

PURIFICATION OF WOOD ACETYLATION FLUID

#3
20230182342
2023-06-15

Flame-retardant treatment of lignocellulosic materials, resulting flame-retarded lignocellulosic materials and uses thereof

#4
20230124750
2023-04-20

METHOD FOR THE MODIFICATION OF WOOD

#5
20230106916
2023-04-06

METHOD FOR CHEMICALLY MODIFYING A WOOD PART

#6
20220274281
2022-09-01

METHOD FOR CONTINUOUS ACETYLATION OF WOOD ELEMENTS

#7
20220176585
2022-06-09

PROCESS FOR THE ACETYLATION OF WOOD AND ACETYLATED WOOD

#8
20210154883
2021-05-27

Acetylated Wood and Method of Making Same

#9
20200101635
2020-04-02

Method for continuous acetylation of wood elements

#10
20190322000
2019-10-24

Cooling acetylated wood elements

#11
20180162009
2018-06-14

Coloration of acetylated wood

#12
20180162008
2018-06-14

Coloration of acetylated wood

#13
20180079104
2018-03-22

METHOD FOR CONTINUOUS ACETYLATION OF WOOD ELEMENTS

#14
20170326753
2017-11-16

Protection of wood

#15
20170266836
2017-09-21

Wood treatment system and method for wood treatment

#16
20170226041
2017-08-10

Process for the recovery of carboxylic acid and wood treatment process

#17
20170204043
2017-07-20

Wood acetylation process

#18
20170204042
2017-07-20

Acetic acid recovery from wood acetylation

#19
20170203467
2017-07-20

Process for the acetylation of wood

#20
20170173819
2017-06-22

Method for the modification of wood

#21
20170166509
2017-06-15

Recovery and use of wood acetylation fluid

#22
20170157793
2017-06-08

Recovery of wood acetylation fluid

#23
20160354948
2016-12-08

DUAL VESSEL CHEMICAL MODIFICATION AND HEATING OF WOOD WITH OPTIONAL VAPOR CONTAINMENT

#24
20160325459
2016-11-10

PROTECTION OF WOOD

#25
20150051386
2015-02-19

Method for the modification of wood

#26
20140079955
2014-03-20

AN ADDITIVE-RESIN ADMIXTURE, METHODS OF TREATING A WOOD PRODUCT, A REACTION PRODUCT OF AN ADDITIVE AND A WOOD PRODUCT, AND A WOOD PRODUCT

#27
20130303751
2013-11-14

Treatment of wood pieces

#28
20130295365
2013-11-07

Process for wood acetylation and product thereof

#29
20130022822
2013-01-24

Compositions and methods for making glass fortified wood

#30
20130011686
2013-01-10

Treatment agent for use in lignocellulose material

#31
20120160843
2012-06-28

Dual vessel chemical modification and heating of wood with optional vapor

#32
20120160841
2012-06-28

WOOD HEATER WITH ENHANCED MICROWAVE CHOKE SYSTEM

#33
20120160840
2012-06-28

WOOD HEATER WITH ALTERNATING MICROWAVE LAUNCH LOCATIONS AND ENHANCED HEATING CYCLES

#34
20120160839
2012-06-28

MICROWAVE WOOD HEATER WITH ENHANCED SPATIAL USAGE EFFICIENCY AND UNIFORMITY OF HEAT DISTRIBUTION

#35
20120160838
2012-06-28

WOOD HEATER WITH ENHANCED MICROWAVE DISPERSING AND TM-MODE MICROWAVE LAUNCHERS

#36
20120160837
2012-06-28

WOOD HEATER WITH ENHANCED MICROWAVE LAUNCH EFFICIENCY

#37
20120160836
2012-06-28

Wood heater with enhanced microwave launching system

#38
20120160835
2012-06-28

WOOD HEATER WITH ENHANCED MICROWAVE BARRIER SYSTEM

#39
20120156517
2012-06-21

Biocidal composition for wood, method for wood treatment, and wood produced thereby

#40
20110301286
2011-12-08

Phosphazene additives

#41
20110100258
2011-05-05

Compositions for treating materials and methods of treating same

#42
20110094626
2011-04-28

Wooden sports articles and a method of manufacture

#43
20110091736
2011-04-21

Esterified lignocellulosic materials and methods for making them

#44
20110045268
2011-02-24

Process for wood acetylation and product thereof

#45
20100331531
2010-12-30

METHODS FOR ESTERIFYING LIGNOCELLULOSIC MATERIAL

#46
20100291398
2010-11-18

Wood treated by impregnation with mixed anhydrides

#47
20100215863
2010-08-26

USE OF A MATERIAL RESISTANT TO THE DEVELOPMENT OF MICROORGANISMS

#48
20090304939
2009-12-10

Method of treating wood

#49
20090280261
2009-11-12

USE OF A MATERIAL RESISTANT TO ATTACKS BY XYLOPHAGOUS INSECTS

#50
20070128422
2007-06-07

Impregnation process

#51
20050163935
2005-07-28

Method for treating lignocellulosic materials, in particular wood and material obtained by this method

#52
20050048207
2005-03-03

Treatment of natural polymer based materials and the products based thereon