ClassID:

47055

B27K3/32 - CPC Classification

Classification description:

Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process; Inorganic impregnating agents Mixtures of different inorganic impregnating agents

Recent Application in this class:
#1
20260070255
2026-03-12

SELF-FLOWING TREATMENT OF WOOD, BAMBOO, AND OTHER POROUS MATERIALS

#2
20240335975
2024-10-10

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

#3
20240278454
2024-08-22

Method and device for preparing magnetic bamboo wood

#4
20240253265
2024-08-01

Fire Retardant Composition for Natural Fiber Products

#5
20240124718
2024-04-18

Board material processing composition, board material laminate, and method for manufacturing board material laminate

#6
20240093041
2024-03-21

BOARD MATERIAL PROCESSING COMPOSITION, BOARD MATERIAL LAMINATE, AND METHOD FOR MANUFACTURING BOARD MATERIAL LAMINATE

#7
20230347547
2023-11-02

Treated Cellulosic Materials and Methods of Making the Same

#8
20230264382
2023-08-24

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

#9
20230034800
2023-02-02

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

#10
20230029556
2023-02-02

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

#11
20220288808
2022-09-15

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

#12
20220176181
2022-06-09

Timber remediation

#13
20220098799
2022-03-31

Assembled bamboo sleeper and preparation method thereof

#14
20210187782
2021-06-24

IMPROVED FLAME RETARDANCY OF WOOD AND OTHER CELLULOSE-BASED MATERIALS BY IN-SITU MINERALIZATION

#15
20210170624
2021-06-10

TREATED LAMINATED VENEER LUMBER AND METHOD OF MAKING SAME

#16
20210008755
2021-01-14

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

#17
20200139574
2020-05-07

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

#18
20200047370
2020-02-13

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

#19
20190257078
2019-08-22

Binders

#20
20190184596
2019-06-20

Non-flammable compositions

#21
20190030748
2019-01-31

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

#22
20180327670
2018-11-15

Flame or fire retarding agents and their manufacture and use

#23
20180304493
2018-10-25

Mixtures of ammonium polyphosphate and at least one soluble ionic compound containing sulfate and/or is capable of releasing sulfate ions

#24
20180304492
2018-10-25

Method for making nano veneer

#25
20180257256
2018-09-13

UV-STABLE AND SUPERHYDROPHOBIC WOOD SURFACE

#26
20180027820
2018-02-01

Controlled release, wood preserving composition with low-volatile organic content for treating in-service utility poles, posts, pilings, cross-ties and other wooden structures

#27
20170266838
2017-09-21

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

#28
20170152439
2017-06-01

Nanoparticles, Nanosponges, Methods of Synthesis, and Methods of Use

#29
20170135350
2017-05-18

Controlled release, wood preserving composition for treating in-service utility poles, posts, pilings, cross-ties and other wooden structures

#30
20170043497
2017-02-16

Mineralized wood materials and methods providing mineralized wood materials

#31
20160325458
2016-11-10

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

#32
20150140326
2015-05-21

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

#33
20140370422
2014-12-18

Nanoparticles, nanosponges, methods of synthesis, and methods of use

#34
20140193634
2014-07-10

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

#35
20140093742
2014-04-03

Fire retardant composition and method for treating wood

#36
20130230575
2013-09-05

Particulate wood preservative and method for producing the same

#37
20130078479
2013-03-28

Phosphate bonded composites and methods

#38
20130055923
2013-03-07

STAINS, COATINGS, AND SEALERS

#39
20120148857
2012-06-14

Treated wood and methods of treatment

#40
20120021222
2012-01-26

Carbon-encased metal nanoparticles and sponges as wood/plant preservatives or strengthening fillers

#41
20110254190
2011-10-20

Phosphate bonded composites and methods

#42
20110236707
2011-09-29

Compositions and methods for treating cellulose based materials with micronized additives

#43
20110229726
2011-09-22

STAINS, COATINGS, AND SEALERS

#44
20110223258
2011-09-15

Ferric Phosphate Based Composition, the Preparation and Use Thereof

#45
20100291237
2010-11-18

Boron-containing compositions

#46
20100119818
2010-05-13

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

#47
20090280185
2009-11-12

Particulate wood preservative and method for producing the same

#48
20090223408
2009-09-10

Use of Sub-Micron Copper Salt Particles in Wood Preservation

#49
20090098033
2009-04-16

Carbon-Encased Metal Nanoparticles and Sponges, Methods of Synthesis, and Methods of Use

#50
20080305951
2008-12-11

Method for Incorporating a Functional Additive within a Porous Material

#51
20080166481
2008-07-10

Ammoniacal borate and zinc compositions, and methods for treating wood products

#52
20080099736
2008-05-01

Fire retardant compositions and methods of use

#53
20080069978
2008-03-20

Amino acid-solubilized borate, silicate and zinc compositions and methods for treating wood products

#54
20080035884
2008-02-14

METHOD OF MANUFACTURING A WOOD PRESERVATIVE COMPOSITION

#55
20070163466
2007-07-19

Tungstate and molybate wood preservatives

#56
20070110908
2007-05-17

METHOD OF PRESERVING WOOD

#57
20060162611
2006-07-27

Inhibition of calcium and magnesium precipitation from wood preservatives

#58
20060154100
2006-07-13

Process and composition for treating wood

#59
20060062926
2006-03-23

Use of sub-micron copper salt particles in wood preservation

#60
20060045978
2006-03-02

Non-toxic wood preservation

#61
20060011094
2006-01-19

Wood preservative composition

#62
20050265893
2005-12-01

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

#63
20050155733
2005-07-21

Fire-proof treatment solution and fire-retardant material therefrom

#64
20050000111
2005-01-06

Method of manufacturing incombustible wood

#65
19176190
2025-11-18

Method for the modification of wood materials to improve mechanical properties, water resistance and flame retardancy by utilizing a combination of mineralization with infusion and polymerization of biopolymers