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Sulfites of ammonium
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CHEMISTRY METALLURGY
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Inorganic chemistry
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AMMONIA CYANOGEN COMPOUNDS THEREOF
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Ammonia Compounds thereof
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Sulfites of ammonium
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Patents Grants
last 30 patents
Information
Patent Grant
Nutrient recovery systems and methods
Patent number
12,209,026
Issue date
Jan 28, 2025
DVO, Inc.
Quanbao Zhao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Removal of urea and ammonia from exhaust gases
Patent number
10,640,428
Issue date
May 5, 2020
Stamicarbon B.V.
Jozef Hubert Meessen
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Nutrient recovery systems and methods
Patent number
10,556,804
Issue date
Feb 11, 2020
DVO, Inc.
Quanbao Zhao
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nutrient recovery systems and methods
Patent number
8,613,894
Issue date
Dec 24, 2013
DVO, Inc.
Quanbao Zhao
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Removal of sulfur and nitrogen oxides from flue gases
Patent number
5,401,480
Issue date
Mar 28, 1995
Energy Conservation Partnership Ltd.
Arthur F. Johnson
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Method for removing pollutants from a gas stream using a fractional...
Patent number
5,384,106
Issue date
Jan 24, 1995
Energy Conservation Partnership Ltd.
Arthur F. Johnson
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Apparatus for converting noxious pollutants from flue gas into merc...
Patent number
5,344,617
Issue date
Sep 6, 1994
Arthur F. Johnson
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Flue gas purification and production of dry ammonium bisulfites and...
Patent number
5,273,727
Issue date
Dec 28, 1993
Energy Conservation Partnership, Ltd.
Arthur F. Johnson
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Method for converting noxious pollutants from flue gas into merchan...
Patent number
5,230,870
Issue date
Jul 27, 1993
Arthur F. Johnson
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Apparatus for obtaining ferric oxide and ammonium salts
Patent number
5,028,401
Issue date
Jul 2, 1991
Luis Escolar
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for removing SO from a gaseous mixture (OP-3409)
Patent number
4,956,161
Issue date
Sep 11, 1990
Exxon Research and Engineering Company
Robert P. Cahn
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for obtaining ferric oxide and ammonium salts
Patent number
4,935,219
Issue date
Jun 19, 1990
Luis Escolar
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for selectively removing sulfur dioxide
Patent number
4,834,959
Issue date
May 30, 1989
The Dow Chemical Company
Van Albert Kent
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Removal of contaminants and recovery of by-products from hot waste...
Patent number
4,248,842
Issue date
Feb 3, 1981
International Telephone & Telegraph Corporation
Kurt F. Kaupisch
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Ammonia double-alkali process for removing sulfur oxides from stack...
Patent number
4,231,995
Issue date
Nov 4, 1980
Smelter Control Research Association, Inc.
Ivor E. Campbell
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing aqueous solutions of sodium, ammonium and mag...
Patent number
4,009,088
Issue date
Feb 22, 1977
Rauma-Repola Oy
Hans Joachim Hampel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Sulfite compositions, aqueous sulfite solutions and method of decre...
Patent number
3,971,734
Issue date
Jul 27, 1976
NL Industries, Inc.
Harley E. Bush
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for removing contaminants from hot waste gas streams
Patent number
3,957,951
Issue date
May 18, 1976
International Telephone & Telegraph Corporation
Allan E. Hokanson
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
3843789
Patent number
3,843,789
Issue date
Oct 22, 1974
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
3839549
Patent number
3,839,549
Issue date
Oct 1, 1974
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
3835218
Patent number
3,835,218
Issue date
Sep 10, 1974
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
3723595
Patent number
3,723,595
Issue date
Mar 27, 1973
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
3510253
Patent number
3,510,253
Issue date
May 5, 1970
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
2666687
Patent number
2,666,687
Issue date
Jan 19, 1954
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
2581752
Patent number
2,581,752
Issue date
Jan 8, 1952
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
2004799
Patent number
2,004,799
Issue date
Jun 11, 1935
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR PRODUCING AN AMMONIUM SULFITE AND BISULFITE SOLUTION FR...
Publication number
20240124318
Publication date
Apr 18, 2024
ThioSolv, LLC
Michael J. Ray
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD AND TREATMENT FACILITY FOR PHYSICAL AND THERMOCHEMICAL TREAT...
Publication number
20230295516
Publication date
Sep 21, 2023
Next Generation Elements GmbH
Andreas HACKL
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
NUTRIENT RECOVERY SYSTEMS AND METHODS
Publication number
20210017034
Publication date
Jan 21, 2021
Quanbao Zhao
C01 - INORGANIC CHEMISTRY
Information
Patent Application
REMOVAL OF UREA AND AMMONIA FROM EXHAUST GASES
Publication number
20170137330
Publication date
May 18, 2017
Stamicarbon B.V.
Jozef Hubert MEESSEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NUTRIENT RECOVERY SYSTEMS AND METHODS
Publication number
20140314657
Publication date
Oct 23, 2014
Quanbao Zhao
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
NUTRIENT RECOVERY SYSTEMS AND METHODS
Publication number
20120118035
Publication date
May 17, 2012
Quanbao Zhao
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
COMPOSITION FOR DEAMINATING DNA AND METHOD OF DETECTING METHYLATED DNA
Publication number
20080070240
Publication date
Mar 20, 2008
TOYO BOSEKI KABUSHIKI KAISHA
Hikoya HAYATSU
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Composition for deaminating dna and method of detecting methylated dna
Publication number
20070178466
Publication date
Aug 2, 2007
Toyo Boseki Kabushiki Kaisha
Hikoya Hayatsu
C01 - INORGANIC CHEMISTRY