Patents-Review.com
ClassID:

85839 ⎘

C01G21/20 - CPC Classification

Classification description:

Compounds of lead Sulfates

Recent Application in this class:
#1
20250187939
2025-06-12

NANOCRYSTALS

 #2
20240072256
2024-02-29

WELL-DEFINED LEAD-ACID BATTERY ACTIVE MATERIALS

 #3
20230192488
2023-06-22

Method of separating and recovering bromine from printed circuit board incineration ash by two-step process

 #4
20220169527
2022-06-02

NANOCRYSTALS

 #5
20200392000
2020-12-17

Method of recovering bromide from bromine-containing smelting ash

 #6
20200262712
2020-08-20

Method of pretreatment and bromine recovery of PCB incineration ash

 #7
20200075935
2020-03-05

Mixture of basic lead sulfates

 #8
20140287313
2014-09-25

Mixture of basic lead sulfates

 #9
20110076562
2011-03-31

Mixture of basic lead sulfates

 #10
20100297506
2010-11-25

TETRABASIC LEAD OXIDE AND LEAD MONOXIDE COMPOSITION TO BE USED IN LEAD-ACID BATTERIES AND IT'S METHOD OF PRODUCTION

 #11
20080181841
2008-07-31

Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries

 #12
20080063944
2008-03-13

Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries

 #13
20080063943
2008-03-13

Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries

 #14
20060088465
2006-04-27

Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries

 #15
20050207969
2005-09-22

Production of tetrabasic lead sulfate from solid state reactions for the preparation of active plates to be used in lead-acid batteries