Oy KWH Pipe Ab

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Vasa, FI

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for coating pipes or pipe sections
- Patent number 9,186,838
- Issue date Nov 17, 2015
- Oy KWH Pipe AB
- Leif Leiden
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multiple layer pipe
- Patent number 8,701,714
- Issue date Apr 22, 2014
- Oy Kwh Pipe Ab
- Patrick Jansson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hollow profile used in the manufacture of a pipe
- Patent number 8,663,767
- Issue date Mar 4, 2014
- Oy KWH Pipe AB
- Sven Sjöberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing coated pipes
- Patent number 8,568,830
- Issue date Oct 29, 2013
- Oy Kwh Pipe Ab
- Mikael Finne
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for coating pipes
- Patent number 8,474,401
- Issue date Jul 2, 2013
- Oy KWH Pipe AB
- Leif Leidén
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Device for internal cooling of extruded thermoplastics pipes
- Patent number 8,062,013
- Issue date Nov 22, 2011
- Oy Kwh Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Hollow profile used in the manufacture of a pipe
- Patent number 7,770,604
- Issue date Aug 10, 2010
- Oy Kwh Pipe Ab
- Sven Sjöberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing a container end wall of lightweight constr...
- Patent number 7,347,910
- Issue date Mar 25, 2008
- Oy KWH Pipe AB
- Seppo Takala
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of making a spirally-wound tube
- Patent number 6,939,424
- Issue date Sep 6, 2005
- Oy KWH Pipe AB
- Seppo Takala
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Preparation of an end of a thermoplastics tube manufactured by spir...
- Patent number 6,666,945
- Issue date Dec 23, 2003
- Oy KWH Pipe Ab
- Anders Andtbacka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for joining spiral wound pipes
- Patent number 6,322,653
- Issue date Nov 27, 2001
- Oy Kwh Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Welding method in the manufacture of a spirally wound tube and a we...
- Patent number 5,591,292
- Issue date Jan 7, 1997
- Oy KWH Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for joining spirally wound thermoplastic pipes together
- Patent number 5,431,762
- Issue date Jul 11, 1995
- Oy KWH Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing a joint pipe
- Patent number 5,411,619
- Issue date May 2, 1995
- Oy KWH Pipe Ab
- Kristian Sundqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Plastic tube formed by spiral winding of hollow section
- Patent number 5,127,442
- Issue date Jul 7, 1992
- Oy KWH Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR COATING PIPES
- Publication number 20130214034
- Publication date Aug 22, 2013
- Borealis Technology Oy
- Leif LEIDEN
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
HOLLOW PROFILE USED IN THE MANUFACTURE OF A PIPE
- Publication number 20130011620
- Publication date Jan 10, 2013
- Oy KWH Pipe Ab
- Sven Sjöberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
APPARATUS AND METHOD FOR COATING PIPES OR PIPE SECTIONS
- Publication number 20120231168
- Publication date Sep 13, 2012
- BOREALIS AG
- Leif Leiden
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD OF COATING PIPES OR PIPE SECTIONS
- Publication number 20120231160
- Publication date Sep 13, 2012
- Oy KWH Pipe Ab
- Leif Leiden
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHOD AND APPARATUS FOR COATING PIPES AND PIPE SECTIONS
- Publication number 20110248072
- Publication date Oct 13, 2011
- BOREALIS AG
- Leif Leidén
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONTAINER WITH ANTISTATIC LAYER
- Publication number 20110127262
- Publication date Jun 2, 2011
- Oy KWH Pipe Ab
- Patrick Jansson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
METHOD AND DEVICE FOR JOINING PIPES
- Publication number 20100213701
- Publication date Aug 26, 2010
- Oy KWH Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MULTIPLE LAYER PIPE
- Publication number 20100059132
- Publication date Mar 11, 2010
- Oy KWH Pipe Ab
- Patrick Jannson
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD AND DEVICE FOR INTERNAL COOLING OF EXTRUDED THERMOPLASTICS P...
- Publication number 20090139695
- Publication date Jun 4, 2009
- Oy KWH Pipe Ab
- Gunnar Blomqvist
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR MANUFACTURING COATED PIPES
- Publication number 20090098296
- Publication date Apr 16, 2009
- Oy KWH Pipe Ab
- Mikael Finne
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Hollow profile used in the manufacture of a pipe
- Publication number 20060225804
- Publication date Oct 12, 2006
- Oy KWH Pipe Ab
- Sven Sjoberg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Trademarklast 30 trademarks

Information Trademark
79029351 - WEHOLITE
- Serial number 79029351
- Registration number 3318697
- Filing date Jun 1, 2006
- Oy KWH Pipe Ab
- 19 - Building materials (non-metallic)

Oy KWH Pipe Ab

Organization

Patents Grantslast 30 patents

Apparatus and method for coating pipes or pipe sections

Multiple layer pipe

Hollow profile used in the manufacture of a pipe

Method for manufacturing coated pipes

Method and apparatus for coating pipes

Device for internal cooling of extruded thermoplastics pipes

Hollow profile used in the manufacture of a pipe

Method for manufacturing a container end wall of lightweight constr...

Method of making a spirally-wound tube

Preparation of an end of a thermoplastics tube manufactured by spir...

Method for joining spiral wound pipes

Welding method in the manufacture of a spirally wound tube and a we...

Method for joining spirally wound thermoplastic pipes together

Method for manufacturing a joint pipe

Plastic tube formed by spiral winding of hollow section

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR COATING PIPES

HOLLOW PROFILE USED IN THE MANUFACTURE OF A PIPE

APPARATUS AND METHOD FOR COATING PIPES OR PIPE SECTIONS

METHOD OF COATING PIPES OR PIPE SECTIONS

METHOD AND APPARATUS FOR COATING PIPES AND PIPE SECTIONS

CONTAINER WITH ANTISTATIC LAYER

METHOD AND DEVICE FOR JOINING PIPES

MULTIPLE LAYER PIPE

METHOD AND DEVICE FOR INTERNAL COOLING OF EXTRUDED THERMOPLASTICS P...

METHOD FOR MANUFACTURING COATED PIPES

Hollow profile used in the manufacture of a pipe

Trademarklast 30 trademarks

79029351 - WEHOLITE