Polyurethane Chemical Formulas, Inc.
Polyurethane Chemical Formulas, Inc.
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Patents by Inventor Richard A. Steinke

Wind Sail Receptor

Publication number: 20150118051

Method of making a bicycle rim

 Patent number: 8652380 

Method for retreading a heavy duty tire with a polyurethane tread

Patent number: 8603377

Method for retreading a heavy duty tire with a polyurethane tread

Publication number: 20130112333

Apparatus for forming a heavy duty tire with a polyurethane tread

Patent number: 8206141

Method for vacuum forming an elastomeric tire

Patent number 8114330

Method of making a bicycle rim

Publication number: 20120006470

Method and apparatus for retreading a heavy duty tire with a polyurethane tread

Publication number: 20110041984

Method and apparatus for filling a tire and wheel assembly with a closed cell polyurethane foam

Patent number: 7614865

Apparatus for vacuum forming a tire, wheel or other item from an elastomeric material

Patent number: 7527489

Alignment system for positioning tire beads onto a tire core side wall

Publication number: 20090071606

Plies sleeve for use in forming an elastomeric tire

Patent number: 7438961

Belt for use in forming a core of plies, beads and belts of a urethane tire

Publication number: 20080245482

Method for vacuum forming an elastomeric tire

Publication number: 20080230170

Bead alignment clip and system for its use for locating and maintaining a tire bead positioning...

Publication number: 20080216962

Run flat tire insert system

Patent number: 7398809

Apparatus for vacuum forming an elastomeric tire

Patent number: 7399172

Urethane wheel having a metal core

Patent number: 7377596

Air no air elastomeric tire

Publication number: 20080105350

Elastomeric tire

Publication number: 20080093002

Run flat tire insert system

Publication number: 20080066842

Wind sail receptor

Patent number: 7309213

Belt for use in forming a core for manufacturing an elastomeric tire

Publication number: 20070287347

Apparatus for vacuum forming a tire, wheel or other item from an elastomeric material

Publication number: 20070269548

Plies sleeve for use in forming an elastomeric tire

Publication number: 20070158010

Airless spare tire

Publication number: 20070119531

Wind sail receptor

Publication number: 20070104579

Run flat tire insert system

Publication number: 20060289099

Method and apparatus for vacuum forming a wheel from a urethane material

Publication number: 20060244304

Method and apparatus for forming a core of plies, belts and beads for positioning the core in a ...

Patent number: 7094303

Method and apparatus for vacuum forming an elastomeric tire

Publication number: 20060049546

Method and apparatus for forming a core of plies, belts and beads and for positioning the core in...

Publication number: 20060021693

Tire core package for use in manufacturing a tire with belts, plies and beads and process of tire...

Patent number: 6974519

Method and apparatus for forming a core of plies, belts and beads and for positioning the core in...

Publication number: 20050269009

Air no air elastomeric tire

Publication number: 20050269005

Elastomeric tire with arch shaped shoulders

Patent number: 6971426

Elastomeric tire with arch shaped shoulders

Publication number: 20050263229

Apparatus for the remediation of particulate material and toxic pollutants in transit in flue gas

Patent number: 6946102

Run flat tire with an elastomeric inner support

Patent number: 6679306

Tire core package for use in manufacturing a tire with belts, plies and beads and process of tire...

Publication number: 20030209309

Air no air elastomeric tire

Publication number: 20030205306

Run flat tire with an elastomeric inner support

Publication number: 20030106626

Cushioning hand grip

Patent number: 6561058

Non-pneumatic tire and rim combination

Patent number: 6431235

Air no air elastomeric tire

Publication number: 20020033220

Composite rim

Patent number: 6347839

Apparatus and method for the remediation of particulate material and toxic pollutants in transit...

Publication number: 20020007731

Method for making tires and the like

Patent number: 6165397

Shoe insert

Patent number: 6138383

Spin casting apparatus for manufacturing an item from polyurethane foam

Patent number: 5906836

Apparatus for remediation of toxic flue gases

Patent number: 5795549

Method and apparatus for remediation of toxic flue gases

Patent number: 5723099

Eloctrostatic gun for injection of an electrostatically charged sorbent into a polluted gas stream

Patent number: 5591412

Method for removing particulate matter and gases from a polluted gas stream

Patent number: 5332562

Hopper system and electrostatic gun for injection of an electrostatically charged sorbent into a...

Patent number: 5312598

Apparatus for removing particulate matter and gases from a polluted gas stream

Patent number: 5308590

Air less tire with circumferential band reinforcement

Patent number: 5086815

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