| 7998265 |
Asphalt compositions and the preparation thereof |
William Davis Lee, James R. Butler |
2011-08-16 |
| 7824485 |
Asphalt compositions and the preparation thereof |
William Davis Lee, James R. Butler |
2010-11-02 |
| 7645820 |
Use of zinc oxide to improve compatibility of polymer modified asphalt crosslinked with phenol aldenyde resin |
Joseph Randall Bruns, William Davis Lee |
2010-01-12 |
| 7608650 |
Bitumen/rubber compositions crosslinked with polythiomorpholines, polysulfides and/or mercaptobenzimidazole |
William Davis Lee, James R. Butler, Wendy Stanley |
2009-10-27 |
| 7544239 |
Reduction of sulfur emissions from crude fractions |
William Davis Lee, James R. Butler |
2009-06-09 |
| 7495045 |
Use of inorganic acids with crosslinking agents in polymer modified asphalts |
William Davis Lee |
2009-02-24 |
| 7384468 |
Asphalt/aggregate composition of enhanced adhesion |
James R. Butler, William Davis Lee |
2008-06-10 |
| 7365111 |
Use of zinc oxide to improve compatibility of polymer modified asphalt crosslinked with phenol aldehyde resin |
Joseph Randall Bruns, William Davis Lee |
2008-04-29 |
| 7341624 |
Asphalt compositions and the preparation thereof |
William Davis Lee, James R. Butler |
2008-03-11 |
| 7338991 |
Process for preparing bitumen/rubber compositions |
— |
2008-03-04 |
| 7186765 |
Method for preparation of stable bitumen polymer compositions |
James R. Butler, Kevin Kelly |
2007-03-06 |
| 6972047 |
Incorporation of gilsonite into asphalt compositions |
James R. Butler, Kevin Kelly, Bill Lee |
2005-12-06 |
| 6927245 |
Dispersing agent and method for the delivery of cross-linking agent to polymer modified asphalt compositions |
James R. Butler |
2005-08-09 |
| 6767939 |
Method for preparation of stable bitumen polymer compositions |
James R. Butler, Kevin Kelly |
2004-07-27 |
| 6630245 |
Articles and film of poly-&agr;-olefin having reduced coefficient of friction |
Likuo Sun, Edwar S. Shamshoum, William R. Wheat |
2003-10-07 |
| 6441065 |
Method for preparation of stable bitumen polymer compositions |
Cyril Chevillard, Kevin Kelly, James R. Butler |
2002-08-27 |