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Hans Oskarsson
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Stenungsund, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Nitrogen-containing anti-agglomerants for preserving the fluidity o...
Patent number
10,876,033
Issue date
Dec 29, 2020
Nouryon Chemicals International B.V.
Hans Oskarsson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Dialkyl-polyalkylamine compositions, process for their preparation...
Patent number
10,597,492
Issue date
Mar 24, 2020
Nouryon Chemicals International B.V.
Hans Oskarsson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Additive for preserving the fluidity of fluids containing gas hydrates
Patent number
8,821,754
Issue date
Sep 2, 2014
Akzo Nobel N.V.
Martin Hellsten
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Use of a zwitterionic surfactant together with an anionic ether-con...
Patent number
8,375,971
Issue date
Feb 19, 2013
Akzo Nobel N.V.
Martin Hellsten
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Zwitterionic surfacant together with an anionic ether-containing su...
Patent number
7,987,866
Issue date
Aug 2, 2011
Akzo Nobel N.V.
Martin Hellsten
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Patents Applications
last 30 patents
Information
Patent Application
SURFACTANT COMPOSITION
Publication number
20250019587
Publication date
Jan 16, 2025
NOURYON CHEMICALS INTERNATIONAL B.V.
Paul Michael Ferm
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NITROGEN-CONTAINING ANTI-AGGLOMERANTS FOR PRESERVING THE FLUIDITY O...
Publication number
20190119553
Publication date
Apr 25, 2019
Akzo Nobel Chemicals International B.V.
Hans OSKARSSON
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DIALKYL-POLYALKYLAMINE COMPOSITIONS, PROCESS FOR THEIR PREPARATION...
Publication number
20190062500
Publication date
Feb 28, 2019
Hans OSKARSSON
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ADDITIVE FOR PRESERVING THE FLUIDITY OF FLUIDS CONTAINING GAS HYDRATES
Publication number
20140256998
Publication date
Sep 11, 2014
Akzo Nobel N.V.
Martin HELLSTEN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DRAG-REDUCING AGENT FOR USE IN INJECTION WATER AT OIL RECOVERY
Publication number
20130053285
Publication date
Feb 28, 2013
Akzo Nobel N.V.
Martin Hellsten
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Use of a zwitterionic surfactant together with an anionic ether-con...
Publication number
20110247699
Publication date
Oct 13, 2011
AKZO NOBEL N.V.
Martin Hellsten
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Additive for preserving the fluidity of fluids containing gas hydrates
Publication number
20090114879
Publication date
May 7, 2009
Akzo Nobel N.V.
Martin Hellsten
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Drag-reducing agent for use in injection water at oil recovery
Publication number
20050227876
Publication date
Oct 13, 2005
Martin Hellsten
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Application
Zwitterionic surfacant together with an anionic either-containing s...
Publication number
20040077734
Publication date
Apr 22, 2004
Martin Hellsten
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Drag reduction of a heat-distributing water-based liquid contaning...
Publication number
20040069342
Publication date
Apr 15, 2004
Martin Hellsten
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL