World Of Taxonomy
D21JLevel 3

FIBREBOARD

**Definition:** This place covers:

Manufacture of fibreboard and articles from cellulosic fibrous suspensions by wet methods, and fibreboard product obtained thereby.

**Limiting references (this place does not cover):** - Manufacture by dry processes of articles made from particles or fibres consisting of wood other lignocellulosic material -> B27N - Preparation of pulp compositions -> D21B - Addition of chemical agents -> D21C - Formation of fibrous webs -> D21F

GET/api/v1/systems/patent_cpc/nodes/D21J
Official DownloadPublic Domain