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Hendrik Dirk Willem Roesink
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Hertme, NL
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Patents Grants
last 30 patents
Information
Patent Grant
Polyelectrolyte multilayer (PEM) membranes and their use
Patent number
11,020,712
Issue date
Jun 1, 2021
NX Filtration Holding B.V.
Joris De Grooth
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for the production of positively charged membranes
Patent number
10,960,358
Issue date
Mar 30, 2021
NX Filtration Holding B.V.
Hendrik Dirk Willem Roesink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filtration membrane module
Patent number
6,203,699
Issue date
Mar 20, 2001
X-Flow B.V.
Ingo Blume
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for the removal of components causing turbidity, from a flui...
Patent number
5,560,828
Issue date
Oct 1, 1996
X-Flow B.V.
Gede Wenten
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for the preparation of hydrophilic membranes and such membr...
Patent number
RE34296
Issue date
Jun 29, 1993
X-Flow B.V.
Hendrik D. W. Roesink
521 - Synthetic resins or natural rubbers
Information
Patent Grant
Method for producing a flat porous product
Patent number
5,169,575
Issue date
Dec 8, 1992
X-Flow B.V.
Dirk M. Koenhen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for preparing a microporous membrane and such a membrane
Patent number
5,076,925
Issue date
Dec 31, 1991
X-Flow B.V.
Hendrik D. W. Roesink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for the preparation of hydrophilic membranes and such membr...
Patent number
4,798,847
Issue date
Jan 17, 1989
X-Flow B.V.
Hendrik D. W. Roesink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Polyelectrolyte Multilayer (PEM) Membranes and Their Use
Publication number
20200164320
Publication date
May 28, 2020
Joris De Grooth
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Method for the Production of Positively Charged Membranes
Publication number
20190201852
Publication date
Jul 4, 2019
NX Filtration Holding B.V.
Hendrik Dirk Willem Roesink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PARALLEL TUBULAR MEMBRANES WITH RESILIENT WIRE SUPPORT STRUCTURE
Publication number
20150265972
Publication date
Sep 24, 2015
X-FLOW B.V.
Hendrik Dirk Willem Roesink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pressurized filtering apparatus with membrane modules
Publication number
20020117438
Publication date
Aug 29, 2002
Ingo Blume
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL