Separation Purification Stabilisation Use of additives

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CPC
C07C273/14

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CCHEMISTRY METALLURGY C07Organic chemistry C07CACYCLIC OR CARBOCYCLIC COMPOUNDS C07C273/00Preparation of urea or its derivatives

Current Industry

C07C273/14Separation Purification Stabilisation Use of additives

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Urea granules comprising lignosulfonate coating
- Patent number 11,987,535
- Issue date May 21, 2024
- Casale SA
- Leonardo Marrone
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Ammonia removal from urea finishing
- Patent number 11,912,649
- Issue date Feb 27, 2024
- Stamicarbon B.V.
- Rahul Patil
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ammonia removal from urea finishing
- Patent number 11,905,234
- Issue date Feb 20, 2024
- Stamicarbon B.V.
- Rahul Patil
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Composition and method for treating urea
- Patent number 11,795,141
- Issue date Oct 24, 2023
- CROMMELIN AGRICOATINGS PTY LTD
- Hein De Villiers
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
High pressure carbamate condenser
- Patent number 11,766,627
- Issue date Sep 26, 2023
- Stamicarbon B.V.
- Dorin Popa
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Integrated process for production of glycerol carbonate (4-hydroxym...
- Patent number 11,578,034
- Issue date Feb 14, 2023
- SABIC GLOBAL TECHNOLOGIES B.V.
- Mohammed Bismillah Ansari
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Heat exchanger
- Patent number 11,338,221
- Issue date May 24, 2022
- Stamicarbon B.V.
- Dorin Popa
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Composition and method for treating urea
- Patent number 11,267,783
- Issue date Mar 8, 2022
- CROMMELIN AGRICOATINGS PTY LTD
- Hein De Villiers
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Urea production process and plant
- Patent number 10,975,022
- Issue date Apr 13, 2021
- Stamicarbon B.V.
- Ronny Albert Mathijs Pustjens
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Urea production process and plant with heat integration in low pres...
- Patent number 10,919,846
- Issue date Feb 16, 2021
- Stamicarbon B.V.
- Rahul Patil
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
High pressure carbamate condenser
- Patent number 10,857,480
- Issue date Dec 8, 2020
- Stamicarbon B.V.
- Dorin Popa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Urea production process and plant
- Patent number 10,759,745
- Issue date Sep 1, 2020
- Stamicarbon B.V.
- Ronny Albert Mathijs Pustjens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Integrated process for the production of formaldehyde-stabilised urea
- Patent number 10,550,076
- Issue date Feb 4, 2020
- Johnson Matthey Public Limited Company
- Ola Erlandsson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Urea production method
- Patent number 10,519,103
- Issue date Dec 31, 2019
- Toyo Engineering Corporation
- Shuhei Nakamura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the production of formaldehyde
- Patent number 10,457,634
- Issue date Oct 29, 2019
- Johnson Matthey Public Limited Company
- Ola Erlandsson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for the production of formaldehyde
- Patent number 10,087,140
- Issue date Oct 2, 2018
- Johnson Matthey Public Limited Company
- Ola Erlandsson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Integrated process for the production of formaldehyde-stabilized urea
- Patent number 10,077,235
- Issue date Sep 18, 2018
- Johnson Matthey Public Limited Company
- Ola Erlandsson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Urea finishing method
- Patent number 9,890,115
- Issue date Feb 13, 2018
- Stamicarbon B.V.
- Johannes Henricus Mennen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Urea passivation technique and new product passivated urea, to make...
- Patent number 9,487,452
- Issue date Nov 8, 2016
- Yara International ASA
- Francois Ledoux
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Process for the removal of ammonia from an ammonia-containing gas s...
- Patent number 9,108,164
- Issue date Aug 18, 2015
- Stamicarbon B.V.
- Jozef Hubert Meessen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Urease inhibitor formulations
- Patent number 9,056,804
- Issue date Jun 16, 2015
- Incitec Pivot Limited
- Arpad T. Phillip
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Process for the removal of ammonia from an ammonia-containing gas s...
- Patent number 8,808,517
- Issue date Aug 19, 2014
- Stamicarbon B.V.
- Jozef Hubert Meesen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of improving the crushing strength and reducing the dust for...
- Patent number 7,816,561
- Issue date Oct 19, 2010
- Yara International ASA
- Ruud Van Belzen
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Process for the preparation of urea granules
- Patent number 7,704,419
- Issue date Apr 27, 2010
- DSM IP Assets B.V.
- Stanislaus Martinus Petrus Mutsers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for reducing the residual free ammonia emissions from an ur...
- Patent number 6,084,129
- Issue date Jul 4, 2000
- Urea Casale S.A.
- Domenico Romiti
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing granular urea
- Patent number 5,965,071
- Issue date Oct 12, 1999
- Toyo Engineering Corporation
- Hidetsugu Fujii
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Method for detecting clogging and granulation method
- Patent number 5,964,901
- Issue date Oct 12, 1999
- Toyo Engineering Corporation
- Kimikazu Kido
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Process for the preparation of urea
- Patent number 5,686,647
- Issue date Nov 11, 1997
- Norsk Hydro a.s
- Jan Chys
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for reducing the ammonia content of a gaseous effluent from...
- Patent number 5,527,961
- Issue date Jun 18, 1996
- Snamprogetti S.p.A.
- Franco Granelli
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for processing crystalline ammonium carbamate
- Patent number 5,316,554
- Issue date May 31, 1994
- Charles N. Hansen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
UREA WATER MANUFACTURING DEVICE AND THEREOF METHOD
- Publication number 20240082797
- Publication date Mar 14, 2024
- Woo-Sik JEONG
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
AMMONIA REMOVAL FROM UREA FINISHING
- Publication number 20220281809
- Publication date Sep 8, 2022
- Stamicarbon B.V.
- Rahul PATIL
- C07 - ORGANIC CHEMISTRY
Information Patent Application
HEAT EXCHANGER
- Publication number 20220249975
- Publication date Aug 11, 2022
- Stamicarbon B.V.
- Dorin POPA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
COMPOSITION AND METHOD FOR TREATING UREA
- Publication number 20220144764
- Publication date May 12, 2022
- CROMMELIN AGRICOATINGS PTY LTD
- Hein DE VILLIERS
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
AMMONIA REMOVAL FROM UREA FINISHING
- Publication number 20220089527
- Publication date Mar 24, 2022
- Stamicarbon B.V.
- Rahul PATIL
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PRODUCING SOLID UREA BY GRANULATION
- Publication number 20220072492
- Publication date Mar 10, 2022
- Casale SA
- Gianfranco Bedetti
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
COMPOSITION AND METHOD FOR TREATING UREA
- Publication number 20210317078
- Publication date Oct 14, 2021
- CROMMELIN AGRICOATINGS PTY LTD
- Hein DE VILLIERS
- C07 - ORGANIC CHEMISTRY
Information Patent Application
UREA GRANULATION PROCESS
- Publication number 20210316261
- Publication date Oct 14, 2021
- Casale SA
- Leonardo Marrone
- C07 - ORGANIC CHEMISTRY
Information Patent Application
HEAT EXCHANGER
- Publication number 20210187412
- Publication date Jun 24, 2021
- Stamicarbon B.V.
- Dorin POPA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
UREA PRODUCTION PROCESS AND PLANT WITH HEAT INTEGRATION IN LOW PRES...
- Publication number 20200385339
- Publication date Dec 10, 2020
- Stamicarbon B.V.
- Rahul PATIL
- C07 - ORGANIC CHEMISTRY
Information Patent Application
UREA PRODUCTION PROCESS AND PLANT
- Publication number 20200361858
- Publication date Nov 19, 2020
- Stamicarbon B.V.
- Ronny Albert Mathijs PUSTJENS
- C07 - ORGANIC CHEMISTRY
Information Patent Application
HIGH PRESSURE CARBAMATE CONDENSER
- Publication number 20200306663
- Publication date Oct 1, 2020
- Stamicarbon B.V.
- Dorin POPPA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
METHOD FOR PRODUCING SOLID UREA BY GRANULATION
- Publication number 20200215507
- Publication date Jul 9, 2020
- Casale SA
- Gianfranco Bedetti
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
INTEGRATED PROCESS FOR PRODUCTION OF GLYCEROL CARBONATE (4-HYDROXYM...
- Publication number 20200024227
- Publication date Jan 23, 2020
- SABIC Global Technologies B.V.
- Mohammed Bismillah ANSARI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
UREA PRODUCTION PROCESS AND PLANT
- Publication number 20190185422
- Publication date Jun 20, 2019
- Stamicarbon B.V.
- Ronny Albert Mathijs PUSTJENS
- C07 - ORGANIC CHEMISTRY
Information Patent Application
INTEGRATED PROCESS FOR THE PRODUCTION OF FORMALDEHYDE-STABILISED UREA
- Publication number 20190031604
- Publication date Jan 31, 2019
- Johnson Matthey Public Limited Company
- Ola ERLANDSSON
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process For The Production Of Formaldehyde
- Publication number 20180362453
- Publication date Dec 20, 2018
- Johnson Matthey Public Limited Company
- Ola Erlandsson
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PRODUCTION OF FORMALDEHYDE
- Publication number 20180072659
- Publication date Mar 15, 2018
- Johnson Matthey Public Limited Company
- Ola ERLANDSSON
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
INTEGRATED PROCESS FOR THE PRODUCTION OF FORMALDEHYDE-STABILIZED UREA
- Publication number 20180072658
- Publication date Mar 15, 2018
- Johnson Matthey Public Limited Company
- Ola ERLANDSSON
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
UREA PRODUCTION METHOD
- Publication number 20180037542
- Publication date Feb 8, 2018
- TOYO ENGINEERING CORPORATION
- Shuhei NAKAMURA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Manufacturing Method of Urea Solution Used For Intelligent And High...
- Publication number 20160325227
- Publication date Nov 10, 2016
- Vovax Material and Technology
- Lien-Chih Yang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Urease Inhibitor Formulations
- Publication number 20140326030
- Publication date Nov 6, 2014
- Arpad T. Phillip
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PROCESS FOR THE REMOVAL OF AMMONIA FROM AN AMMONIA-CONTAINING GAS S...
- Publication number 20140284214
- Publication date Sep 25, 2014
- Stamicarbon B.V.
- Jozef Hubert I. MEESSEN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Solid particles, method and device for the production thereof
- Publication number 20090035579
- Publication date Feb 5, 2009
- AMI AGROLINZ MELAMINE INTERNATIONAL GMBH
- Gerhard Coufal
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process For The Removal Of Ammonia From An Ammonia-Containing Gas S...
- Publication number 20080128291
- Publication date Jun 5, 2008
- Jozef I. Meessen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of Improving the Crushing Strength and Reducing the Dust For...
- Publication number 20080041131
- Publication date Feb 21, 2008
- YARA INTERNATIONAL ASA
- Ruud Van Van Belzen
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
Process for the preparation of urea granules
- Publication number 20060177574
- Publication date Aug 10, 2006
- Stanislaus Martinus Petrus Mutsers
- C07 - ORGANIC CHEMISTRY

Separation Purification Stabilisation Use of additives

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Urea granules comprising lignosulfonate coating

Ammonia removal from urea finishing

Ammonia removal from urea finishing

Composition and method for treating urea

High pressure carbamate condenser

Integrated process for production of glycerol carbonate (4-hydroxym...

Heat exchanger

Composition and method for treating urea

Urea production process and plant

Urea production process and plant with heat integration in low pres...

High pressure carbamate condenser

Urea production process and plant

Integrated process for the production of formaldehyde-stabilised urea

Urea production method

Process for the production of formaldehyde

Process for the production of formaldehyde

Integrated process for the production of formaldehyde-stabilized urea

Urea finishing method

Urea passivation technique and new product passivated urea, to make...

Process for the removal of ammonia from an ammonia-containing gas s...

Urease inhibitor formulations

Process for the removal of ammonia from an ammonia-containing gas s...

Method of improving the crushing strength and reducing the dust for...

Process for the preparation of urea granules

Process for reducing the residual free ammonia emissions from an ur...

Process for preparing granular urea

Method for detecting clogging and granulation method

Process for the preparation of urea

Process for reducing the ammonia content of a gaseous effluent from...

Method for processing crystalline ammonium carbamate

Patents Applicationslast 30 patents

UREA WATER MANUFACTURING DEVICE AND THEREOF METHOD

AMMONIA REMOVAL FROM UREA FINISHING

HEAT EXCHANGER

COMPOSITION AND METHOD FOR TREATING UREA

AMMONIA REMOVAL FROM UREA FINISHING

METHOD FOR PRODUCING SOLID UREA BY GRANULATION

COMPOSITION AND METHOD FOR TREATING UREA

UREA GRANULATION PROCESS

HEAT EXCHANGER

UREA PRODUCTION PROCESS AND PLANT WITH HEAT INTEGRATION IN LOW PRES...

UREA PRODUCTION PROCESS AND PLANT

HIGH PRESSURE CARBAMATE CONDENSER

METHOD FOR PRODUCING SOLID UREA BY GRANULATION

INTEGRATED PROCESS FOR PRODUCTION OF GLYCEROL CARBONATE (4-HYDROXYM...

UREA PRODUCTION PROCESS AND PLANT

INTEGRATED PROCESS FOR THE PRODUCTION OF FORMALDEHYDE-STABILISED UREA

Process For The Production Of Formaldehyde

PROCESS FOR THE PRODUCTION OF FORMALDEHYDE

INTEGRATED PROCESS FOR THE PRODUCTION OF FORMALDEHYDE-STABILIZED UREA

UREA PRODUCTION METHOD

Manufacturing Method of Urea Solution Used For Intelligent And High...

Urease Inhibitor Formulations

PROCESS FOR THE REMOVAL OF AMMONIA FROM AN AMMONIA-CONTAINING GAS S...

Solid particles, method and device for the production thereof

Process For The Removal Of Ammonia From An Ammonia-Containing Gas S...

Method of Improving the Crushing Strength and Reducing the Dust For...

Process for the preparation of urea granules