Research Output

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Patent
2015

Growing medium structures based on sphagnum moss and method for the manufacture thereof

Erkkilä, A., Immonen, K., Kinnunen, K., Oksanen, A., Tahvonen, R., Särkkä, L., Näkkilä, J., Hjelt, T. & Jokinen, K., 2 Apr 2015, IPC No. D21F 11/00, A01G 31/00, A01G 9/10, Patent No. WO15044526 A1, 25 Sep 2014, Priority date 26 Sep 2013, Priority No. 20135965

Research output: PatentPatent application

2013

Method for improving papermaking or board making process, use of a polysaccharide and paper

Hietaniemi, M., Salminen, K., Kataja-Aho, J. & Retulainen, E., 14 Nov 2013, IPC No. D21H 17/24, Patent No. US2013299109 A1, Priority date 30 Sep 2011, Priority No. US201113876325

Research output: PatentPatent application

2012

Menetelmä märän paperiradan ajettavuuden parantamiseksi, liuoksen käyttö ja paperi

Salminen, K., Retulainen, E. & Kataja-Aho, J., 2 Apr 2012, IPC No. D21H 17/ 44 A N, Patent No. FI20106021, Priority date 1 Oct 2010, Priority No. FI20100006021

Research output: PatentPatent application

Method for improving runnability of a wet paper web, use of a solution and paper

Salminen, K., Retulainen, E. & Kataja-aho, J., 5 Apr 2012, IPC No. D21H 17/42, Patent No. WO2012042115 A1, Priority date 1 Oct 2010, Priority No. US20100388658P

Research output: PatentPatent application

2011

Method for dissolving cellulose and a cellulosic product obtained from a solution comprising dissolved cellulose

Vehvilainen, M., Nousiainen, P., Kamppuri, T. & Järventausta, M., 12 May 2011, IPC No. C12P 19/04, Patent No. US2011112286 A1, 6 May 2009, Priority date 6 May 2009, Priority No. WO2009EP55479

Research output: PatentPatent application

Modified fibrous product and method of producing the same

Mikkonen, H., Malm, T., Kunnari, V. & Retulainen, E., 23 Nov 2011, IPC No. D21H 27/00, Patent No. CN102257219 A, 20 Oct 2009, Priority date 20 Oct 2009, Priority No. WO2009FI50843

Research output: PatentPatent application

2009

A method for dissolving cellulose and a cellulosic product obtained from a solution comprising dissolved cellulose

Vehviläinen, M., Nousiainen, P., Kamppuri, T. & Järventausta, M., 11 Nov 2009, IPC No. D01F 2/02, Patent No. EP2116557 A1, 6 May 2008, Priority date 6 May 2008, Priority No. EP20080397510

Research output: PatentPatent application

2008

Method and arrangement for manufacturing coated and glazed paper or board

Elias, R., Vilho, N. & Johan, G., 23 Oct 2008, IPC No. F26B 13/ 10 A I, Patent No. AU2001248403, Priority date 28 Mar 2001, Priority No. WO2001FI00301

Research output: PatentPatent application

2005

Sizing method for board

Heikkinen, A., Tani, M., Huovila, V. & Retulainen, E., 7 Apr 2005, IPC No. D21H 27/ 10 A N, Patent No. US2005072541, Priority date 13 Dec 2002, Priority No. WO2002FI01021

Research output: PatentPatent application

2000

Method of and apparatus for manufacturing paper

Retulainen, E., 20 Jan 2000, IPC No. D21F 5/ 00 A I, Patent No. WO0003084, 12 Jul 1999, Priority date 13 Jul 1998, Priority No. FI19980001600

Research output: PatentPatent application

1999

Apparatus for drying a fiber web

Retulainen, E., 9 Feb 1999, IPC No. D21F 5/00, Patent No. US5867919, 17 Oct 1997, Priority date 30 Oct 1996, Priority No. FI19960004377

Research output: PatentPatent

Open Access

Method of and apparatus for drying a fiber web

Lehtinen, J. & Retulainen, E., 14 Sep 1999, IPC No. D21G 1/00, Patent No. US5950329, 1 Dec 1997, Priority date 10 Dec 1996, Priority No. FI19960004938

Research output: PatentPatent

Open Access
1998

Method and apparatus for drying a fiber web

Retulainen, E., 1 Oct 1998, IPC No. F26B 13/10, Patent No. WO9842913, 19 Mar 1998, Priority date 21 Mar 1997, Priority No. FI19970001210

Research output: PatentPatent application

Method of and apparatus for drying a fiber web

Retulainen, E., 25 Jun 1998, IPC No. D21G 1/00, Patent No. WO9827272, 10 Dec 1997, Priority date 10 Dec 1996, Priority No. FI19960004938

Research output: PatentPatent application

Method of and apparatus for drying a fiber web

Lehtinen, J. & Retulainen, E., 18 Jun 1998, IPC No. D21F 5/04, Patent No. WO9826130, 9 Dec 1997, Priority date 10 Dec 1996, Priority No. FI19960004939

Research output: PatentPatent application