C01B17/0259 - CPC Classification Index

ClassID:

84508 ⎘

C01B17/0259 - CPC Classification

Classification description:

Sulfur; Compounds thereof; Preparation of sulfur; Purification from non-gaseous sulfur compounds other than sulfides or materials containing such sulfides by reduction of sulfates

Sub-classes:

C01B17/0264 » {of calcium sulfates} 1

Recent Application in this class:

20220310994

2022-09-29

SELECTIVELY PERMEABLE NANOSTRUCTURED MATERIALS