B27K3/48 - CPC Classification Index

ClassID:

47065 ⎘

B27K3/48 - 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; Tar; Mineral oil Mineral oil

Recent Application in this class:

20260070254

2026-03-12

APPARATUS FOR PRESERVING WOOD STRUCTURES

20250162189

2025-05-22

STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICATING AND USE THEREOF

20230235242

2023-07-27

MICROEMULSIONS AND THEIR USES

20230166427

2023-06-01

Strong and tough structural wood materials, and methods for fabricating and use thereof

20220040881

2022-02-10

Strong and tough structural wood materials, and methods for fabricating and use thereof

20200223091

2020-07-16

Strong and tough structural wood materials, and methods for fabricating and use thereof

20160059436

2016-03-03

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

20100143737

2010-06-10

Process and apparatus for the heat treatment of a wood product and treated wood product