| (84) |
Designated Contracting States: |
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SE |
| (30) |
Priority: |
08.11.1993 US 148269
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| (43) |
Date of publication of application: |
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16.01.2008 Bulletin 2008/03 |
| (62) |
Application number of the earlier application in accordance with Art. 76 EPC: |
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97118114.4 / 0822288 |
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94923552.7 / 0734469 |
| (73) |
Proprietor: Andritz Inc. |
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Glens Falls, NY 12801 (US) |
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| (72) |
Inventors: |
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- Marcoccia, Bruno S.
Federal Way, WA 98023 (US)
- Prough, J. Robert
Tarpon Springs, FL 34689 (US)
- Laakso, Richard O.
Queensbury, NY 12804 (US)
- Chasse, R. Fred
South Bristol, ME 04568 (US)
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| (74) |
Representative: Presland, Torbjörn et al |
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Awapatent AB
P.O. Box 45086 104 30 Stockholm 104 30 Stockholm (SE) |
| (56) |
References cited: :
EP-A- 0 407 370 EP-A- 0 477 059 WO-A-94/25668 SE-B- 331 627 US-A- 4 608 121
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EP-A- 0 476 230 WO-A-94/09203 FR-A- 2 526 060 US-A- 4 071 399 US-A- 4 670 098
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| |
|
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- HARTLER N: "Extended delignification in kraft cooking - a new concept" SVENSK PAPPERSTIDNING,
ARBOR PUBLISHING, STOCKHOLM, SE, no. 15-1978 81, 1978, pages 483-484, XP002180989
ISSN: 0039-6680
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