Hans E. Johansson

Person

Kungalv, SE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the production of paper
- Patent number 6,100,322
- Issue date Aug 8, 2000
- Eka Chemicals AB
- Michael Persson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sizing dispersions
- Patent number 5,876,562
- Issue date Mar 2, 1999
- Eka Chemicals AB
- Hans Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of paper
- Patent number 5,858,174
- Issue date Jan 12, 1999
- Eka Chemicals AB
- Michael Persson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of paper
- Patent number 5,846,384
- Issue date Dec 8, 1998
- Eka Chemicals AB
- Zaid Schold
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Modificaton of starch
- Patent number 5,808,053
- Issue date Sep 15, 1998
- Eka Chemicals AB
- Hans Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for evaporating process wastewater
- Patent number 5,792,313
- Issue date Aug 11, 1998
- Eka Nobel AB
- Hans Johansson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Silica sols in papermaking
- Patent number 5,643,414
- Issue date Jul 1, 1997
- Eka Nobel AB
- Hans Erik Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Aqueous suspensions of colloidal particles, preparation and use of...
- Patent number 5,607,552
- Issue date Mar 4, 1997
- Eka Nobel, AB
- Kjell Andersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Silica sols, a process for the production of silica sols and use of...
- Patent number 5,447,604
- Issue date Sep 5, 1995
- Eka Nobel AB
- Hans E. Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Silica sols having high surface area
- Patent number 5,368,833
- Issue date Nov 29, 1994
- Eka Nobel AB
- Hans E. Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of cellulose fibre containing products i...
- Patent number 5,277,764
- Issue date Jan 11, 1994
- Eka Nobel AB
- Kjell Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of paper
- Patent number 5,127,994
- Issue date Jul 7, 1992
- EKA Nobel AB
- Hans E. Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of paper
- Patent number 4,964,954
- Issue date Oct 23, 1990
- EKA Nobel AB
- Hans Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Papermaking and products made thereby
- Patent number 4,388,150
- Issue date Jun 14, 1983
- EKA Aktiebolag
- Olof Sunden
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Papermaking
- Patent number 4,385,961
- Issue date May 31, 1983
- EKA Aktiebolag
- Per J. Svending
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Needle-punch carpet with binder containing alkali-stabilized silici...
- Patent number 4,293,612
- Issue date Oct 6, 1981
- Elektrokemiska Aktiebolaget
- Kjell R. Andersson
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Silicic acid detergent product for microdeposition of silicic acid...
- Patent number 4,200,548
- Issue date Apr 29, 1980
- Elektrokemiska Aktiebolaget
- Olof Sunden
- C01 - INORGANIC CHEMISTRY

Hans E. Johansson

Person

Patents Grantslast 30 patents

Process for the production of paper

Sizing dispersions

Process for the production of paper

Process for the production of paper

Modificaton of starch

Method for evaporating process wastewater

Silica sols in papermaking

Aqueous suspensions of colloidal particles, preparation and use of...

Silica sols, a process for the production of silica sols and use of...

Silica sols having high surface area

Process for the production of cellulose fibre containing products i...

Process for the production of paper

Process for the production of paper

Papermaking and products made thereby

Papermaking

Needle-punch carpet with binder containing alkali-stabilized silici...

Silicic acid detergent product for microdeposition of silicic acid...