Carbon Oxytech Inc.

Canada

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        Canada 1
        United States 1
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2023 1
2021 2
IPC Class
C07B 63/04 - Use of additives 2
C05F 11/02 - Other organic fertilisers from peat, brown coal, or similar vegetable deposits 1
C07G 99/00 - Subject matter not provided for in other groups of this subclass 1
C08H 7/00 - LigninModified ligninHigh-molecular-weight products derived therefrom 1
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Registered / In Force 1
Found results for  patents

1.

ENHANCED PRODUCTION OF HUMIC ACIDS FROM COAL-LIGNITE VIA WATER-OXYGEN SYSTEMS

      
Application Number 17783578
Status Pending
Filing Date 2020-12-10
First Publication Date 2023-03-02
Owner Carbon Oxytech Inc. (Canada)
Inventor
  • Nassar, Nashaat N.
  • Manasrah, Abdallah D.

Abstract

Processes are provided for the production of humic acids from coal such as lignite, involving mixing comminuted coal solids with an aqueous alkaline solution under subcritical extraction conditions, which comprise an extraction temperature of from 25 to 50° C.; an extraction pressure of from > 0.1 MPa to < 0.5 MPa; a flow of an oxygen containing gas; and potassium hydroxide.

IPC Classes  ?

  • C08H 7/00 - LigninModified ligninHigh-molecular-weight products derived therefrom
  • C05F 11/02 - Other organic fertilisers from peat, brown coal, or similar vegetable deposits

2.

ENHANCED PRODUCTION OF HUMIC ACIDS FROM COAL-LIGNITE VIA WATER-OXYGEN SYSTEMS

      
Document Number 03158899
Status Pending
Filing Date 2020-12-10
Open to Public Date 2021-06-17
Owner CARBON OXYTECH INC. (Canada)
Inventor
  • Nassar, Nashaat N.
  • Manasrah, Abdallah D.

Abstract

Processes are provided for the production of humic acids from coal such as lignite, involving mixing comminuted coal solids with an aqueous alkaline solution under subcritical extraction conditions, which comprise an extraction temperature of from 25 to 50 °C; an extraction pressure of from > 0.1 MPa to < 0.5 MPa; a flow of an oxygen containing gas; and potassium hydroxide.

IPC Classes  ?

3.

ENHANCED PRODUCTION OF HUMIC ACIDS FROM COAL-LIGNITE VIA WATER-OXYGEN SYSTEMS

      
Application Number CA2020051704
Publication Number 2021/113978
Status In Force
Filing Date 2020-12-10
Publication Date 2021-06-17
Owner CARBON OXYTECH INC. (Canada)
Inventor
  • Nassar, Nashaat N.
  • Manasrah, Abdallah D.

Abstract

Processes are provided for the production of humic acids from coal such as lignite, involving mixing comminuted coal solids with an aqueous alkaline solution under subcritical extraction conditions, which comprise an extraction temperature of from 25 to 50 °C; an extraction pressure of from > 0.1 MPa to < 0.5 MPa; a flow of an oxygen containing gas; and potassium hydroxide.

IPC Classes  ?

  • C07B 63/04 - Use of additives
  • C07G 99/00 - Subject matter not provided for in other groups of this subclass