Hiroaki Maeda

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Kyoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of bleaching pulp with an assistant R2 -O-{(C2H4O)m/...
- Patent number 6,342,124
- Issue date Jan 29, 2002
- Sanyo Chemical Industries, Ltd.
- Hiroaki Maeda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for bleaching cellulose pulp with a bleaching assistant hav...
- Patent number 6,248,209
- Issue date Jun 19, 2001
- Sanyo Chemical Industries, Ltd.
- Hiroaki Maeda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method of bleaching cellulose pulp
- Publication number 20010017196
- Publication date Aug 30, 2001
- SANYO CHEMICAL INDUSTRIES, LTD.
- Hiroaki Maeda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE