FI772188A - - Google Patents
Info
- Publication number
- FI772188A FI772188A FI772188A FI772188A FI772188A FI 772188 A FI772188 A FI 772188A FI 772188 A FI772188 A FI 772188A FI 772188 A FI772188 A FI 772188A FI 772188 A FI772188 A FI 772188A
- Authority
- FI
- Finland
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
- D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/706,362 US4145246A (en) | 1976-07-19 | 1976-07-19 | Process for making high-strength, high-yield sulfite-modified thermomechanical pulp and a linerboard composition produced therefrom |
Publications (1)
Publication Number | Publication Date |
---|---|
FI772188A true FI772188A (fi) | 1978-01-20 |
Family
ID=24837224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI772188A FI772188A (fi) | 1976-07-19 | 1977-07-13 |
Country Status (10)
Country | Link |
---|---|
US (1) | US4145246A (fi) |
JP (1) | JPS5314806A (fi) |
CA (1) | CA1080911A (fi) |
DE (1) | DE2732578A1 (fi) |
FI (1) | FI772188A (fi) |
FR (1) | FR2366407A1 (fi) |
GB (1) | GB1547939A (fi) |
IT (1) | IT1107998B (fi) |
NL (1) | NL7707790A (fi) |
SE (1) | SE7707790L (fi) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1071805A (en) * | 1977-10-25 | 1980-02-19 | Ontario Paper Company Limited (The) | Drainage and wet stretch improvement in mechanical pulps |
US4247362A (en) * | 1979-05-21 | 1981-01-27 | The Buckeye Cellulose Corporation | High yield fiber sheets |
US4411737A (en) * | 1979-12-13 | 1983-10-25 | Owens-Illinois, Inc. | Pulp treating process |
AU531907B2 (en) * | 1979-12-17 | 1983-09-08 | Ontario Paper Co. Ltd., The | Forming refiner pulps |
US4347100A (en) * | 1981-05-21 | 1982-08-31 | The Chemithon Corporation | Strength of paper from mechanical or thermomechanical pulp |
US4502918A (en) * | 1981-06-10 | 1985-03-05 | Macmillan Bloedel Limited | Two-stage chemical treatment of mechanical wood pulp with sodium sulfite |
US4391670A (en) * | 1981-10-07 | 1983-07-05 | International Paper Company | Low energy TMP furnish of improved strength by ozonation and press drying |
US4455195A (en) * | 1982-01-05 | 1984-06-19 | James River Corporation | Fibrous filter media and process for producing same |
US4455237A (en) * | 1982-01-05 | 1984-06-19 | James River Corporation | High bulk pulp, filter media utilizing such pulp, related processes |
NO152907C (no) * | 1983-06-29 | 1985-12-11 | Peterson & Son As M | Fremgangsmaate til delignifisering av kjemisk masse. |
CA1240456A (en) * | 1983-10-20 | 1988-08-16 | Kamyr, Inc. | Mechanical pulping |
US4708771A (en) * | 1984-12-31 | 1987-11-24 | Bear Island Paper Company | Two stage process for sulfonating mechanical pulp fibers |
US4718982A (en) * | 1985-08-23 | 1988-01-12 | International Paper Company | Densification and heat treatment of paperboard produced from SCMP and other sulfite pulps |
US4836892A (en) * | 1986-10-09 | 1989-06-06 | Union Camp Corporation | Pulp blends for linerboards |
US5080758A (en) * | 1990-08-02 | 1992-01-14 | Macmillan Bloedel Limited | Chemi-mechanical liner board |
US6267841B1 (en) * | 1992-09-14 | 2001-07-31 | Steven W. Burton | Low energy thermomechanical pulping process using an enzyme treatment between refining zones |
US5501773A (en) * | 1993-05-28 | 1996-03-26 | Calgon Corporation | Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard |
US5567277A (en) * | 1993-05-28 | 1996-10-22 | Calgon Corporation | Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard |
US5647956A (en) * | 1993-05-28 | 1997-07-15 | Calgon Corporation | Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard |
TW241198B (en) * | 1993-09-06 | 1995-02-21 | Daicel Chem | A tobacco filter material and a method of producing the same |
SE510407C2 (sv) * | 1997-07-07 | 1999-05-17 | Stora Kopparbergs Bergslags Ab | Kartong med hög styvhet samt förpackning därav |
CA2243228A1 (en) * | 1997-07-17 | 1999-01-17 | Donohue Inc. | Preparation of mechanical wood pulps with reduced energy |
US7381303B2 (en) * | 2004-04-27 | 2008-06-03 | Honeywell International Inc. | System and method for controlling a thermo-mechanical wood pulp refiner |
US20070062654A1 (en) * | 2005-09-16 | 2007-03-22 | Enzymatic Deinking Technologies, Llc | Treatment of wood chips using enzymes |
GB201304717D0 (en) | 2013-03-15 | 2013-05-01 | Imerys Minerals Ltd | Paper composition |
RS58552B2 (sr) | 2015-09-15 | 2022-11-30 | Smurfit Kappa Paper Holdings France | Upotreba pulpe od celuloznih vlakana |
SE543039C2 (en) | 2018-06-27 | 2020-09-29 | Stora Enso Oyj | A corrugated board and use of a linerboard in the manufacturing of a corrugated board to reduce the washboard effect |
SE543040C2 (en) * | 2018-06-27 | 2020-09-29 | Stora Enso Oyj | A linerboard for corrugated board and a corrugated board comprising a corrugated medium and the linerboard |
SE543829C2 (en) * | 2019-12-19 | 2021-08-03 | Stora Enso Oyj | A light weight linerboard for corrugated board |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA460517A (en) * | 1949-10-25 | Brookes Beveridge James | Production of pulp from cellulosic material | |
CA546513A (en) * | 1957-09-24 | W. Mckinney James | High yields bisulphite pulping process | |
US2454533A (en) * | 1940-08-03 | 1948-11-23 | Wood Conversion Co | Manufacture of fibrous products deriving from lignocellulose |
US2425024A (en) * | 1942-11-21 | 1947-08-05 | Paper And Ind Appliances Inc | Apparatus for producing pulp from cellulosic material |
GB810140A (en) * | 1955-07-27 | 1959-03-11 | Jean Arguillere | Apparatus for defibrating hard wood |
US3597310A (en) * | 1966-04-25 | 1971-08-03 | Kokusaku Pulp Ind Co Ltd | Method of producing high yield pulp by disc refining at ph of 12 to 14 |
US3808090A (en) * | 1970-10-01 | 1974-04-30 | F Luhde | Mechanical abrasion of wood particles in the presence of water and in an inert gaseous atmosphere |
US3873412A (en) * | 1974-04-01 | 1975-03-25 | Bauer Bros Co | Mechanically refining a mixture of kraft and semichemical pulp |
-
1976
- 1976-07-19 US US05/706,362 patent/US4145246A/en not_active Expired - Lifetime
-
1977
- 1977-06-07 CA CA279,970A patent/CA1080911A/en not_active Expired
- 1977-06-24 IT IT49984/77A patent/IT1107998B/it active
- 1977-07-05 SE SE7707790A patent/SE7707790L/xx unknown
- 1977-07-13 FI FI772188A patent/FI772188A/fi not_active Application Discontinuation
- 1977-07-13 NL NL7707790A patent/NL7707790A/xx not_active Application Discontinuation
- 1977-07-13 FR FR7721810A patent/FR2366407A1/fr active Granted
- 1977-07-14 GB GB29659/77A patent/GB1547939A/en not_active Expired
- 1977-07-19 JP JP8573677A patent/JPS5314806A/ja active Pending
- 1977-07-19 DE DE19772732578 patent/DE2732578A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT1107998B (it) | 1985-12-02 |
US4145246A (en) | 1979-03-20 |
CA1080911A (en) | 1980-07-08 |
SE7707790L (sv) | 1978-01-20 |
FR2366407A1 (fr) | 1978-04-28 |
FR2366407B3 (fi) | 1980-07-11 |
GB1547939A (en) | 1979-07-04 |
JPS5314806A (en) | 1978-02-09 |
NL7707790A (nl) | 1978-01-23 |
DE2732578A1 (de) | 1978-01-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: CROWN ZELLERBACH CORPORATION |