ClassID:

85492

C01D1/20 - CPC Classification

Classification description:

Oxides or hydroxides of sodium, potassium or alkali metals in general; Hydroxides Preparation by reacting oxides or hydroxides with alkali metal salts

Sub-classes:
Recent Application in this class:
#1
20250236531
2025-07-24

SYSTEMS AND METHODS FOR PRODUCING ALKALI HYDROXIDES AND SULFURIC ACID OR HYDROCHLORIC ACID

#2
20240425381
2024-12-26

PROCESSING HARD ROCK LITHIUM MINERALS OR OTHER MATERIALS TO PRODUCE LITHIUM MATERIALS AND BYPRODUCTS CONVERTED FROM A SODIUM SULFATE INTERMEDIATE PRODUCT

#3
20240051837
2024-02-15

METHOD FOR THE PRODUCTION OF LITHIUM HYDROXIDE (LIOH) DIRECTLY FROM LITHIUM CHLORIDE (LICI), WITHOUT THE NEED FOR AN INTERMEDIATE PRODUCTION OF LITHIUM CARBONATE OR SIMILAR

#4
20230382752
2023-11-30

Production of lithium hydroxide and lithium carbonate

#5
20230052881
2023-02-16

SODIUM SULFATE BY-PRODUCT PROCESSING IN LITHIUM AND BATTERY CHEMICAL PRODUCTION

#6
20230040988
2023-02-09

Production of lithium hydroxide and lithium carbonate

#7
20220340426
2022-10-27

Process of mixing two compounds to chemically obtain a solid compound and an alkaline liquid solution

#8
20200031682
2020-01-30

Nitrate process for manufacturing transition metal hydroxide precursors

#9
20200024146
2020-01-23

Recycling of nuclear liquid waste with boron control

#10
20170349971
2017-12-07

Method for producing electrolyte for vanadium batteries from oil sand waste

#11
20130004400
2013-01-03

Chilled ammonia based COcapture system with ammonia recovery and processes of use

#12
20120282528
2012-11-08

Method for preparing positive active material for lithium ion secondary battery, positive active material prepared thereby, and lithium ion secondary battery including the same

#13
20110198285
2011-08-18

Zero discharge water desalination plant with minerals extraction integrated with natural gas combined cycle power generation

#14
20080053104
2008-03-06

Manufacture of water chemistries

#15
20050199358
2005-09-15

Process for causticizing green liquor in chemical recovery from black liquor in alkaline pulping

#16
18813773
2025-07-22

Systems and methods for producing alkali hydroxides and sulfuric acid or hydrochloric acid