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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Welygan; Dennis G.
Address:
Woodbury, MN
No. of patents:
31
Patents:




Patent Number Title Of Patent Date Issued
D482587 Abrasive product November 25, 2003
7553346 Abrasive product June 30, 2009
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
7491251 Method of making a structured abrasive article February 17, 2009
A method of making an abrasive product includes compacting a cohesive layer of abrasive particles and particulate curable binder precursor prior to forming curable shaped structures, and then at least partially curing the curable binder precursor.
7384437 Apparatus for making abrasive article June 10, 2008
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
7297170 Method of using abrasive product November 20, 2007
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
7294158 Abrasive product, method of making and using the same, and apparatus for making the same November 13, 2007
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
7044989 Abrasive product, method of making and using the same, and apparatus for making the same May 16, 2006
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
6969412 Abrasive product, method of making and using the same, and apparatus for making the same November 29, 2005
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
6833014 Abrasive product, method of making and using the same, and apparatus for making the same December 21, 2004
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providing a dry flowable
6645263 Cellular abrasive article November 11, 2003
Abrasive articles abrasive articles (e.g., abrasive wheels) comprised of abrasive agglomerate particles dispersed within cellular polymeric material, and methods of making and using the abrasive articles.
6641627 Abrasive articles November 4, 2003
Abrasive articles (e.g., abrasive wheels) comprised of abrasive particles and polymeric material such as a polymeric reaction product of components comprising saturated polyol, saturated polyisocyanate, and a free radical source, and methods of making and using the abrasive articles.
6359068 High-friction polymer blends comprising polypropylene and thermoplastic block copolymers March 19, 2002
Compositions have been created comprising a blend of a polypropylene having less than 90 percent isotactic linkages and thermoplastic block copolymers. Specifically, the thermoplastic block copolymers comprise hard segments of polystyrene combined with soft segments comprising 2 to 8
6106922 Coextruded mechanical fastener constructions August 22, 2000
A web of material has a plurality of stems extending from at least one side of the web. The web includes a first layer of material having a first side and a second side and a second layer of material. The second layer of material has a first side which faces the first side of the first layer
6080482 Undrawn, tough, durably melt-bondable, macodenier, thermoplastic, multicomponent filaments June 27, 2000
Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments, such as sheath-core and side-by-side filaments, comprising a first plastic component and a second lower-melting component defining all or at least part of the material-air boundary of the fil
6074354 Orthopedic casting article comprising an apertured, extruded sheet June 13, 2000
The present invention provides an orthopedic casting article comprising an apertured, extruded sheet. The present invention also provides a method of enclosing a body member, comprising the steps of: heating an apertured, extruded sheet comprising a low temperature thermoplastic polymer
6060009 Method of laminate formation May 9, 2000
A method is provided that includes a starting material of a first sheet having first and second major sides, with the first side of the first sheet being adapted for adherence to a substrate sheet, and providing a second porous sheet having first and second major sides. The first side of
5972463 Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments October 26, 1999
Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments, such as sheath-core and side-by-side filaments, comprising a first plastic component and a second lower-melting component defining all or at least part of the material-air boundary of the fil
5837179 Method of making abrasive filaments comprising abrasive-filled thermoplastic elastomer November 17, 1998
An abrasive filament, including a thermoplastic elastomer having abrasive particles dispersed and adhered therein, exhibits improved life over previously known abrasive-filled polymeric filaments. Methods of making abrasive filaments of the invention, articles including the abrasive
5811186 Undrawn, tough, durably melt-bonded, macrodenier, thermoplastic, multicomponent filaments September 22, 1998
Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments, such as sheath-core and side-by-side filaments, comprising a first plastic component and a second lower-melting component defining all or at least part of the material-air boundary of the fil
5737794 Composite abrasive filaments, methods of making same, articles incorporating same, and methods o April 14, 1998
A composite abrasive filament, including at least one preformed core at least partially coated with a hardened, abrasive-filled thermoplastic elastomer, exhibits increased abrading life over previously known abrasive filaments. Also disclosed are methods of making such filaments and usin
5733825 Undrawn tough durably melt-bondable macrodenier thermoplastic multicomponent filaments March 31, 1998
Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments, such as sheath-core and side-by-side filaments, comprising a first plastic component and a second lower-melting component defining all or at least part of the material-air boundary of the fil
5616411 Composite abrasive filaments, methods of making same, articles incorporating same, and methods o April 1, 1997
A composite abrasive filament, including at least one preformed core at least partially coated with a hardened, abrasive-filled thermoplastic elastomer, exhibits increased abrading life over previously known abrasive filaments. Also disclosed are methods of making such filaments and usin
5593628 Method of making an orthopedic casting article comprising an apertured, extruded sheet January 14, 1997
The present invention provides a method of making an orthopedic casting article comprising an apertured, extruded sheet. The method involves the steps of charging an extrudable material selected from the group consisting of low temperature thermoplastic polymers and viscous curable r
5584800 Method of enclosing a body member using an apertured, extruded sheet December 17, 1996
The present invention provides a method of enclosing a body member, comprising the steps of: heating an apertured, extruded sheet comprising a low temperature thermoplastic polymer having a softening or melting temperature less than about 90.degree. C.; wrapping the article about the
5571296 Method of making composite abrasive filaments November 5, 1996
A method of making a composite abrasive filament, said filament including at least one preformed core at least partially coated with a hardened, abrasive-filled thermoplastic elastomer, and exhibiting increased abrading life over previously known abrasive filaments. Also disclosed are me
5518794 Abrasive article incorporating composite abrasive filament May 21, 1996
A composite abrasive filament, including at least one preformed core at least partially coated with a hardened, abrasive-filled thermoplastic elastomer, exhibits increased abrading life over previously known abrasive filaments. Also disclosed are methods of making such filaments and usin
5491025 Abrasive filaments comprising abrasive-filled thermoplastic elastomer February 13, 1996
An abrasive filament, including a thermoplastic elastomer having abrasive particles dispersed and adhered therein, exhibits improved life over previously known abrasive-filled polymeric filaments. Methods of making abrasive filaments of the invention, articles including the abrasive
5460883 Composite abrasive filaments, methods of making same, articles incorporating same, and methods o October 24, 1995
A composite abrasive filament, including at least one preformed core at least partially coated with a hardened, abrasive-filled thermoplastic elastomer, exhibits increased abrading life over previously known abrasive filaments. Also disclosed are methods of making such filaments and usin
5443906 Abrasive filaments comprising abrasive-filled thermoplastic elastomer, methods of making same, a August 22, 1995
An abrasive filament, including a thermoplastic elastomer having abrasive particles dispersed and adhered therein, exhibits improved life over previously known abrasive-filled polymeric filaments. Methods of making abrasive filaments of the invention, articles including the abrasive
5427595 Abrasive filaments comprising abrasive-filled thermoplastic elastomer, methods of making same, a June 27, 1995
An abrasive filament, including a thermoplastic elastomer having abrasive particles dispersed and adhered therein, exhibits improved life over previously known abrasive-filled polymeric filaments. Methods of making abrasive filaments of the invention, articles including the abrasive
4828902 Extruded article and method of making same May 9, 1989
An extruded article is provided comprising a base element, and at least one rib element attached to the base element along its entire length. The rib element is narrower at its attachment end than at its free end, and is undulated.The article is formed by extruding an extrudable plastic


 
 
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