ClassID:

47035

B27K3/08 - CPC Classification

Classification description:

Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process; Processes; Apparatus Impregnating by pressure, e.g. vacuum impregnation

Sub-classes:
Recent Application in this class:
#1
20260131497
2026-05-14

METHOD FOR PRODUCING MODIFIED WOOD MATERIAL, AND MODIFIED WOOD MATERIAL

#2
20260061657
2026-03-05

REACTOR SYSTEM AND PROCESS FOR WOOD MODIFICATION

#3
20250381704
2025-12-18

ELEVATED PRESSURE HYBRID WOOD MODIFICATION

#4
20250376564
2025-12-11

METHOD FOR OBTAINING A LIGNOCELLULOSIC COMPOSITE MATERIAL AND COMPOSITE MATERIAL OBTAINED THEREOF

#5
20250187226
2025-06-12

WOOD COMPOSITES AND PROCESSES TO MODIFY SAME USING STABLE, LOW PH AQUEOUS SILICATE SUSPENSIONS

#6
20250100180
2025-03-27

TREATMENT OF WOOD WITH POLYORGANOSILOXANES

#7
20240417538
2024-12-19

WOOD IMPREGNATION COMPOSITIONS

#8
20240392565
2024-11-28

METHOD OF MANUFACTURE AND USE OF OSB WITH EXTRUDED POLYMER BANDS

#9
20240335975
2024-10-10

CONSTRUCTION OF STRUCTURAL MATERIALS FROM LUMBER USING A CARBONATE OR OXYGEN PRE-TREATMENT AND DENSIFICATION

#10
20240278456
2024-08-22

Method for producing fire retardant, decay resistant lumber, and production line for its implementation

#11
20240253264
2024-08-01

PROTECTIVE HEMP SEED OIL FOR WOOD TREATMENT

#12
20240239003
2024-07-18

PROTECTIVE HEMP OIL FOR WOOD TREATMENT METHOD

#13
20240116209
2024-04-11

METHOD FOR MANUFACTURING A WOOD-POLYMER COMPOSITE

#14
20240099303
2024-03-28

Wood preservative and method for producing same

#15
20240083067
2024-03-14

WASTE-FREE PROCESSING FOR LIGNIN MODIFICATION OF FIBROUS PLANT MATERIALS, AND LIGNIN-MODIFIED FIBROUS PLANT MATERIALS

#16
20240001584
2024-01-04

METHOD FOR TREATING WOOD AND CONSTRUCTION ELEMENT

#17
20230408486
2023-12-21

Wood Marking and Identification

#18
20230264382
2023-08-24

METHOD FOR PRODUCING MODIFIED WOOD-BASED MATERIAL, FURAN DERIVATIVE RESINIFICATION SOLUTION, AND MODIFIED WOOD-BASED MATERIAL

#19
20230160204
2023-05-25

Method of manufacturing OSB with extruded polymer bands

#20
20230124750
2023-04-20

METHOD FOR THE MODIFICATION OF WOOD

#21
20230044862
2023-02-09

Protective hemp oil for wood treatment method

#22
20230034800
2023-02-02

Methods for enhancing the preservation of cellulosic materials and cellulosic materials prepared thereby

#23
20230029556
2023-02-02

Construction of structural materials from lumber using a carbonate or oxygen pre-treatment and densification

#24
20230027876
2023-01-26

Process for the production of an impregnated wood piece, impregnated wood piece obtainable by such a process and pencil having a sheath made of such an impregnated wood piece

#25
20220355506
2022-11-10

Musical Reed Treatments

#26
20220340816
2022-10-27

Fire-retardant oriented strand board

#27
20220297342
2022-09-22

METHOD FOR THE ACETYLATION OF WOOD

#28
20220288808
2022-09-15

Enhanced performance of wood and engineered wood products using combined durability and flame retardancy

#29
20220281131
2022-09-08

SYSTEMS AND METHODS FOR DRYING WOOD PRODUCTS

#30
20220274281
2022-09-01

METHOD FOR CONTINUOUS ACETYLATION OF WOOD ELEMENTS

#31
20220242004
2022-08-04

Thermochromic composite material, its preparation and use

#32
20220240510
2022-08-04

SURFACE-TREATING WOOD TO PREVENT DISCOLORATION

#33
20220204781
2022-06-30

Fire-retardant oriented strand board (OSB)

#34
20220176585
2022-06-09

PROCESS FOR THE ACETYLATION OF WOOD AND ACETYLATED WOOD

#35
20220118646
2022-04-21

BOARDS FROM ACETYLATED RUBBERWOOD

#36
20220000115
2022-01-06

Wood preservative and method for producing same

#37
20210339424
2021-11-04

Method of treating wood materials

#38
20210299907
2021-09-30

REACTOR SYSTEM AND PROCESS FOR WOOD MODIFICATION

#39
20210260788
2021-08-26

PARAFFIN-REINFORCED WOOD AND METHOD FOR MANUFACTURING THE SAME

#40
20210138684
2021-05-13

Method for reinforcing and enhancing bamboo/wood materials

#41
20210106956
2021-04-15

Production of nanoscale emulsion

#42
20210078199
2021-03-18

Systems and methods for drying wood products

#43
20210031401
2021-02-04

Fire-resistant wooden pressure board and the production method thereof

#44
20210008755
2021-01-14

Methods for enhancing the preservation of cellulosic materials and cellulosic materials prepared thereby

#45
20200398455
2020-12-24

Treatment of wood with aldehyde and isocyanate

#46
20200376707
2020-12-03

Treatment of wooden materials

#47
20200282592
2020-09-10

SOLVENT-BORNE WOOD PRESERVATIVE COMPOSITIONS

#48
20200269461
2020-08-27

Method for preparing room temperature cured multifunctional wood modifier and method for wood modification

#49
20200254646
2020-08-13

Treated porous material

#50
20200164542
2020-05-28

Process for supercritical or subcritical partial delignification and filling of a lignocellulosic material

#51
20200139574
2020-05-07

Enhanced performance of wood and engineered wood products using combined durability and flame retardancy

#52
20200101635
2020-04-02

Method for continuous acetylation of wood elements

#53
20200080986
2020-03-12

WOOD MARKING AND IDENTIFICATION

#54
20200047370
2020-02-13

Methods for enhancing the preservation of cellulosic materials and cellulosic materials prepared thereby

#55
20200039106
2020-02-06

Composition and method of manufacturing the same

#56
20200016785
2020-01-16

PROCESS FOR WOOD OIL MODIFICATION OF WOOD PRODUCTS

#57
20200002945
2020-01-02

Method of manufacturing OSB with extruded polymer bands

#58
20190351574
2019-11-21

Method of producing a thermally modified and impregnated wooden product

#59
20190289851
2019-09-26

SURFACE-TREATING WOOD TO PREVENT DISCOLORATION

#60
20190246643
2019-08-15

WOOD PRESERVATIVE AND METHOD FOR PRODUCING SAME

#61
20190246642
2019-08-15

WOOD PRESERVATIVE AND METHOD FOR PRODUCING SAME

#62
20190246641
2019-08-15

Wood preservative and method for producing same

#63
20190126506
2019-05-02

Wood treatment for dimensional stabilization

#64
20190099913
2019-04-04

Wood pigment compositions and wood treatment processes

#65
20190084181
2019-03-21

Methods and systems for impregnating wood with a polymer solution and products thereof

#66
20190030748
2019-01-31

COMPOSITIONS AND METHODS FOR TREATING CELLULOSE-BASED MATERIALS WITH MICRONIZED ADDITIVES

#67
20190002731
2019-01-03

Coating compositions and treating method

#68
20180345528
2018-12-06

Methods of treatment of laminated timber

#69
20180327943
2018-11-15

Knitting needles

#70
20180317486
2018-11-08

WOOD PRESERVATIVE AND METHOD FOR PRODUCING SAME

#71
20180304492
2018-10-25

Method for making nano veneer

#72
20180245336
2018-08-30

FLAME-RETARDANT, FIREPROOF, SEMI-INCOMBUSTIBLE PLYWOOD CEILING MATERIAL, AND METHOD FOR MANUFACTURING SAME

#73
20180243936
2018-08-30

Process for Preparing a Flame Retardant and/or Strengthened Fiberboard

#74
20180242588
2018-08-30

BIOCIDAL MIXTURES

#75
20180207834
2018-07-26

Methods and systems for impregnating wood with a polymer solution and products thereof

#76
20180162008
2018-06-14

Coloration of acetylated wood

#77
20180126585
2018-05-10

Method and device for specifically influencing the technological properties of individual regions of a sheet-like material, a pre-compacted material nonwoven or a material fibre cake

#78
20180122343
2018-05-03

Tone bar woody material, tone bar percussion instrument, and production method of tone bar woody material

#79
20180111286
2018-04-26

Process of Improving the Dimensional Stability of Wood and Dimensional Stabile Wood Thereof

#80
20180093390
2018-04-05

Method for the acetylation of wood

#81
20180071944
2018-03-15

WOOD DRYING AND PRESERVATION METHODS

#82
20180009126
2018-01-11

Treatment of wood

#83
20170320230
2017-11-09

Wood preservative formulation

#84
20170274552
2017-09-28

Process for treating wood

#85
20170266838
2017-09-21

Methods for enhancing the preservation of cellulosic materials and cellulosic materials prepared thereby

#86
20170197329
2017-07-13

Wood treatment for dimensional stabilization

#87
20170168038
2017-06-15

Wood marking and identification

#88
20170129132
2017-05-11

Treated porous material

#89
20170129131
2017-05-11

Treated wood material

#90
20170120473
2017-05-04

Methods of conferring fire retardancy to wood and fire-retardant wood products

#91
20170113373
2017-04-27

Treated porous material

#92
20170113372
2017-04-27

Treated porous material

#93
20170112135
2017-04-27

Biocide Concentrate Composition for the Addition to Oil-Based Formulations, and Compositions Containing the Same

#94
20170112134
2017-04-27

Composition for preparing emulsion or microemulsion

#95
20170100853
2017-04-13

Process for treating wood

#96
20170087739
2017-03-30

TREATMENT OF HARDWOOD ARTICLES WITH COPPER AND/OR ZINC WOOD PRESERVATIVES

#97
20170080595
2017-03-23

Low odor creosote-based compositions and uses thereof

#98
20170043497
2017-02-16

Mineralized wood materials and methods providing mineralized wood materials

#99
20170022390
2017-01-26

Functionalized polyorganosiloxanes or silanes for the treatment of lignocellulosic materials

#100
20160369128
2016-12-22

Wood products with enhanced resistance to graying and water infiltration and related technology

#101
20160325460
2016-11-10

Methods of treatment of laminated timber

#102
20160325458
2016-11-10

Compositions and methods for treating cellulose-based materials with micronized additives

#103
20160316754
2016-11-03

WOOD PRESERVATIVE

#104
20160311129
2016-10-27

COMPOSITION COMPRISING AN ACTIVE INGREDIENT COMPOSITION AND AN ADDITIVE COMPOSITION FOR PENETRATING A TIMBER

#105
20160303761
2016-10-20

Method for Producing a Fiber Board Having Improved Chemical and Mechanical Properties

#106
20160303759
2016-10-20

Method for Producing a Partially Solidified Wood Fiber Board, Partially Solidified Wood Fiber Board, and Device for Producing Same

#107
20160221211
2016-08-04

PRESERVATION OF WOOD, COMPOSITIONS AND METHODS THEREOF

#108
20160185008
2016-06-30

WAX-BIOCIDE WOOD TREATMENT

#109
20160144531
2016-05-26

Chemically modified wood and non-wood products and methods for the production thereof

#110
20160101539
2016-04-14

METHOD FOR PRODUCING BOG (BLACK) OAK WOOD

#111
20160059436
2016-03-03

Manufacturing method for a high durability, high insulating composite timber member and a composite timber member

#112
20160009000
2016-01-14

Composition and Method of Manufacture of Hardened Wood

#113
20160000090
2016-01-07

Compositions comprising unsaturated fatty esters and uses thereof

#114
20150352744
2015-12-10

Methods of conferring fire retardancy to wood and fire-retardant wood products

#115
20150217477
2015-08-06

Treatment of wood for the production of building structures and other wood products

#116
20150189870
2015-07-09

Wood preservatives and methods for treating wood

#117
20150165642
2015-06-18

Reactor system and process for wood modification

#118
20150158200
2015-06-11

Multi-functional wood preservatives based on a borate/fatty acid combination

#119
20150140326
2015-05-21

Compositions and methods for treating cellulose-based materials with micronized additives

#120
20150132492
2015-05-14

WAX-BIOCIDE WOOD TREATMENT

#121
20150051386
2015-02-19

Method for the modification of wood

#122
20150050483
2015-02-19

PROCESS FOR THE ACETYLATION OF WOOD AND ACETYLATED WOOD

#123
20150010768
2015-01-08

Single step creosote/borate wood treatment

#124
20140370320
2014-12-18

WOOD PRESERVATIVE

#125
20140342172
2014-11-20

Pentachlorophenol/borate compositions and uses thereof

#126
20140311693
2014-10-23

Wood fibre acetylation

#127
20140234647
2014-08-21

Composition and Method of Manufacture of Hardened Wood

#128
20140234632
2014-08-21

Wood substrate furnished with a flame retardant

#129
20140193634
2014-07-10

Compositions and methods for treating cellulose-based materials with micronized additives

#130
20140154419
2014-06-05

Preservation of wood, compositions and methods thereof

#131
20140147691
2014-05-29

WOOD PRESERVATIVE FORMULATION

#132
20140127523
2014-05-08

Functionalized polyorganosiloxanes or silanes for the treatment of lignocellulosic materials

#133
20140093742
2014-04-03

Fire retardant composition and method for treating wood

#134
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

#135
20130328238
2013-12-12

Method and device for specifically influencing the technological properties of individual regions of a sheet-like material, a pre-compacted material nonwoven or a material fibre cake

#136
20130295365
2013-11-07

Process for wood acetylation and product thereof

#137
20130017404
2013-01-17

TREATMENT OF HARDWOOD ARTICLES WITH COPPER AND/OR ZINC WOOD PRESERVATIVES

#138
20130004785
2013-01-03

Paraben derivatives for preserving cellulosic materials

#139
20120225311
2012-09-06

Multi-functional wood preservatives based on a borate/fatty acid combination

#140
20120171504
2012-07-05

Single step creosote/borate wood treatment

#141
20110305841
2011-12-15

Preservation of wood, compositions and methods thereof

#142
20110301286
2011-12-08

Phosphazene additives

#143
20110236707
2011-09-29

Compositions and methods for treating cellulose based materials with micronized additives

#144
20110212273
2011-09-01

Process for treating wood

#145
20110095454
2011-04-28

SYSTEM AND METHOD FOR TREATMENT OF WOODEN MATERIALS

#146
20110076415
2011-03-31

USE OF ALKOXYLATED AMINES TO IMPROVE WATER REPELLENCY

#147
20110045268
2011-02-24

Process for wood acetylation and product thereof

#148
20100266841
2010-10-21

Treatment of wood for the production of building structures and other wood products

#149
20100119818
2010-05-13

Compositions and methods for treating cellulose-based materials with micronized additives

#150
20100115787
2010-05-13

Process For Producing Durable Products

#151
20100092782
2010-04-15

Process for treating wood for increasing the lifetime thereof and wood thus obtained

#152
20100003411
2010-01-07

Method for treating wooden parts

#153
20090297871
2009-12-03

Wood Impregnation

#154
20090293761
2009-12-03

Composition for wood treatment comprising an injectable aqueous wood preservative slurry having sparingly-soluble biocidal particles and pigments

#155
20090176020
2009-07-09

Apparatus and method for treating and impregnating porous structures

#156
20090142613
2009-06-04

Wood hardening procedures

#157
20090123505
2009-05-14

Method of preserving wood by injecting particulate wood preservative slurry

#158
20090117400
2009-05-07

Method for pressure impregnating wood or wood products with wood preservative containing vegetable oil and impregnated wood

#159
20080220170
2008-09-11

Use of Alkoxylated Amines to Improve Water Repellency

#160
20080105195
2008-05-08

Apparatus and method for treating and impregnating porous structures

#161
20080020087
2008-01-24

Method of treating and preserving wood

#162
20070264175
2007-11-15

Method And Process For Controlling The Temperature, Pressure-And Density Profiles In Dense Fluid Processes

#163
20070184196
2007-08-09

ELECTROMAGNETIC IRRADIATION VACUUM DRYING OF SOLVENTS

#164
20070169901
2007-07-26

Process for impregnating woodchips

#165
20070128422
2007-06-07

Impregnation process

#166
20070101606
2007-05-10

System and method for treatment of wooden materials

#167
20070056655
2007-03-15

Process for the treatment of wood

#168
20070034293
2007-02-15

Treatment method for pattern wood and wood panel having treated pattern wood

#169
20060286299
2006-12-21

Method for treating and impregnating porous structures

#170
20060216538
2006-09-28

Method for treating wood product with reactive monomers and product resulting therefrom

#171
20060128773
2006-06-15

Wood preservatives and waterproofing compositions and processes

#172
20060093745
2006-05-04

Treatment of wood for the production of building structures and other wood products

#173
20060093743
2006-05-04

Wood preservation method

#174
20060086283
2006-04-27

Water repellent cellulose preservative

#175
20050265893
2005-12-01

Compositions and methods for treating cellulose-based materials with micronized additives

#176
20050252408
2005-11-17

Particulate wood preservative and method for producing same

#177
20050208317
2005-09-22

Process for treatment of wood using a carrier fluid under high pressure without damaging the wood

#178
20050152994
2005-07-14

Composition and process for coloring and preserving wood

#179
20050129861
2005-06-16

Method and composition for treating substrates

#180
20050107467
2005-05-19

Methods for producing and using a Cu(I)-based wood preservative

#181
20050019497
2005-01-27

Method for the prevention of barnacle attacks

#182
14734579
2018-08-21

Spirit flavored and scented wooden articles