Douglas C. Smith

Follow

Person

Landenberg, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Strength of paper made from pulp containing surface active, carboxy...
- Patent number 6,228,217
- Issue date May 8, 2001
- Hercules Incorporated
- Jay A. Dickerson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dry strength additive for paper
- Patent number 5,338,406
- Issue date Aug 16, 1994
- Hercules Incorporated
- Douglas C. Smith
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE