FI970105A - High performance containers for bleaching lignocellulosic material, cellulosic material and synthetic polymeric fibrous material - Google Patents
High performance containers for bleaching lignocellulosic material, cellulosic material and synthetic polymeric fibrous material Download PDFInfo
- Publication number
- FI970105A FI970105A FI970105A FI970105A FI970105A FI 970105 A FI970105 A FI 970105A FI 970105 A FI970105 A FI 970105A FI 970105 A FI970105 A FI 970105A FI 970105 A FI970105 A FI 970105A
- Authority
- FI
- Finland
- Prior art keywords
- high performance
- synthetic polymeric
- polymeric fibrous
- cellulosic
- bleaching lignocellulosic
- Prior art date
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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers in series
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2230/00—Combination of silencers and other devices
- F01N2230/06—Spark arresters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2270/00—Mixing air with exhaust gases
- F01N2270/02—Mixing air with exhaust gases for cooling exhaust gases or the apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2270/00—Mixing air with exhaust gases
- F01N2270/08—Mixing air with exhaust gases for evacuation of exhaust gases, e.g. in tail-pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
- F01N2450/20—Methods or apparatus for fitting, inserting or repairing different elements by mechanical joints, e.g. by deforming housing, tube, baffle plate or parts thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/06—Tubes being formed by assembly of stamped or otherwise deformed sheet-metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2490/00—Structure, disposition or shape of gas-chambers
- F01N2490/08—Two or more expansion chambers in series separated by apertured walls only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/06—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for extinguishing sparks
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Exhaust Gas After Treatment (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27353994A | 1994-07-11 | 1994-07-11 | |
US40234295A | 1995-03-10 | 1995-03-10 | |
PCT/US1995/008141 WO1996001921A1 (en) | 1994-07-11 | 1995-06-29 | High efficiency vessels for bleaching lignocellulosic, cellulosic and synthetic polymeric fibrous materials |
Publications (2)
Publication Number | Publication Date |
---|---|
FI970105A0 FI970105A0 (en) | 1997-01-10 |
FI970105A true FI970105A (en) | 1997-03-07 |
Family
ID=26956276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI970105A FI970105A (en) | 1994-07-11 | 1997-01-10 | High performance containers for bleaching lignocellulosic material, cellulosic material and synthetic polymeric fibrous material |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0797702A1 (en) |
JP (1) | JP2926518B2 (en) |
AR (2) | AR000152A1 (en) |
BR (1) | BR9508387A (en) |
CA (1) | CA2194882A1 (en) |
FI (1) | FI970105A (en) |
RU (1) | RU2152467C1 (en) |
WO (1) | WO1996001921A1 (en) |
ZA (1) | ZA956507B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2910027B1 (en) * | 2006-12-13 | 2009-11-06 | Itt Mfg Enterprises Inc | PROCESS FOR WHITENING CHEMICAL STRIPPING PASTES BY FINAL OZONE TREATMENT AT HIGH TEMPERATURE |
CL2009000939A1 (en) | 2008-04-30 | 2010-10-01 | Evonik Degussa Gmbh | Process to recover molybdate or tungstate from an aqueous solution that comprises a) contacting the solution with a cationized and water-insoluble inorganic carrier material, b) separating the carrier material from molybdate or tungstate, c) contacting it with an aqueous solution with a pH between 6 to 14 and d) separate the saturated material. |
DE102010001001A1 (en) | 2010-01-19 | 2011-07-21 | Evonik Degussa GmbH, 45128 | Process for delignification and bleaching of pulp |
AU2014345837B2 (en) | 2013-11-06 | 2018-01-18 | Evonik Degussa Gmbh | Method for delignifying and bleaching pulp |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1006056A3 (en) * | 1992-07-06 | 1994-05-03 | Solvay Interox | Method of laundering of chemical pulp. |
SE500616C2 (en) * | 1993-06-08 | 1994-07-25 | Kvaerner Pulping Tech | Bleaching of chemical pulp with peroxide at overpressure |
-
1995
- 1995-06-29 RU RU97101655/12A patent/RU2152467C1/en active
- 1995-06-29 EP EP95925351A patent/EP0797702A1/en not_active Withdrawn
- 1995-06-29 JP JP8504330A patent/JP2926518B2/en not_active Expired - Lifetime
- 1995-06-29 BR BR9508387A patent/BR9508387A/en not_active Application Discontinuation
- 1995-06-29 WO PCT/US1995/008141 patent/WO1996001921A1/en not_active Application Discontinuation
- 1995-06-29 CA CA002194882A patent/CA2194882A1/en not_active Abandoned
- 1995-08-03 ZA ZA956507A patent/ZA956507B/en unknown
- 1995-11-17 AR AR33563795A patent/AR000152A1/en unknown
-
1996
- 1996-03-05 AR AR33563796A patent/AR001152A1/en unknown
-
1997
- 1997-01-10 FI FI970105A patent/FI970105A/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO1996001921A1 (en) | 1996-01-25 |
JPH09508946A (en) | 1997-09-09 |
RU2152467C1 (en) | 2000-07-10 |
AR001152A1 (en) | 1997-09-24 |
JP2926518B2 (en) | 1999-07-28 |
ZA956507B (en) | 1996-05-29 |
FI970105A0 (en) | 1997-01-10 |
EP0797702A1 (en) | 1997-10-01 |
AR000152A1 (en) | 1997-05-21 |
CA2194882A1 (en) | 1996-01-25 |
BR9508387A (en) | 1997-11-25 |
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