NO115408B - - Google Patents
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- Publication number
- NO115408B NO115408B NO167126A NO16712667A NO115408B NO 115408 B NO115408 B NO 115408B NO 167126 A NO167126 A NO 167126A NO 16712667 A NO16712667 A NO 16712667A NO 115408 B NO115408 B NO 115408B
- Authority
- NO
- Norway
- Prior art keywords
- wood
- pressure
- stated
- cellulose
- vacuum
- Prior art date
Links
- 239000002023 wood Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 18
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 16
- 229920002678 cellulose Polymers 0.000 claims description 14
- 239000001913 cellulose Substances 0.000 claims description 14
- 238000009835 boiling Methods 0.000 claims description 8
- 235000010265 sodium sulphite Nutrition 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 239000011121 hardwood Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- 239000012670 alkaline solution Substances 0.000 claims description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052753 mercury Inorganic materials 0.000 claims description 3
- 239000010875 treated wood Substances 0.000 claims description 3
- 230000029087 digestion Effects 0.000 description 9
- 239000000835 fiber Substances 0.000 description 7
- 230000035515 penetration Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229920005610 lignin Polymers 0.000 description 5
- BDAGIHXWWSANSR-UHFFFAOYSA-N formic acid Substances OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000007844 bleaching agent Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 2
- 210000004885 white matter Anatomy 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000000184 acid digestion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000007903 penetration ability Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000004289 sodium hydrogen sulphite Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
- 238000009489 vacuum treatment Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/14—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermo-sensitive resistors
- F23N5/146—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermo-sensitive resistors using electrical or electromechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/06—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs structurally associated with fluid-fuel burners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2227/00—Ignition or checking
- F23N2227/38—Electrical resistance ignition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2239/00—Fuels
- F23N2239/04—Gaseous fuels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2239/00—Fuels
- F23N2239/06—Liquid fuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Feeding And Controlling Fuel (AREA)
- Control Of Resistance Heating (AREA)
- Control Of Combustion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED0049515 | 1966-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO115408B true NO115408B (ja) | 1968-09-30 |
Family
ID=7051946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO167126A NO115408B (ja) | 1966-03-05 | 1967-03-03 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3432246A (ja) |
| BE (1) | BE694301A (ja) |
| CH (1) | CH456825A (ja) |
| DE (1) | DE1526214B1 (ja) |
| DK (1) | DK113665B (ja) |
| FR (1) | FR1513049A (ja) |
| GB (1) | GB1129059A (ja) |
| NL (1) | NL6702369A (ja) |
| NO (1) | NO115408B (ja) |
| SE (1) | SE328660B (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0007424B1 (de) * | 1978-06-28 | 1982-11-24 | Smit Ovens Nijmegen B.V. | Brenneranordnung zur Verbrennung flüssiger Brennstoffe |
| US4298335A (en) * | 1979-08-27 | 1981-11-03 | Walter Kidde And Company, Inc. | Fuel burner control apparatus |
| US4432722A (en) * | 1981-07-13 | 1984-02-21 | Honeywell Inc. | Interrupted power hot wire gas ignition control system |
| US5435717A (en) * | 1993-04-30 | 1995-07-25 | Honeywell Inc. | Burner control system with continuous check of hot surface ignitor during run cycle |
| US8333584B2 (en) * | 2005-10-28 | 2012-12-18 | Beckett Gas, Inc. | Burner control |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1745178A (en) * | 1926-12-06 | 1930-01-28 | Ira E Mccabe | Liquid-fuel-burner control |
| US2068425A (en) * | 1932-07-13 | 1937-01-19 | Ira E Mccabe | Fluid fuel burner mechanism |
| US2159658A (en) * | 1936-12-09 | 1939-05-23 | William D Hall | Control system |
| US2887152A (en) * | 1956-07-25 | 1959-05-19 | Penn Controls | Oil burner control |
| DE1148344B (de) * | 1959-01-07 | 1963-05-09 | Schwank Gasgeraete G M B H | Kombinierte, elektrische Zuend- und Sicherheitseinrichtung |
| DE1208028B (de) * | 1961-09-11 | 1965-12-30 | Danfoss Ved Ing M Clausen | Durch einen Flammenwaechter ueberwachte Feuerungsanlage, insbesondere OElfeuerungsanlage |
| FR1380198A (fr) * | 1964-01-21 | 1964-11-27 | Hans Maile Fabrik Fuer Gasbren | Dispositif pour contrôler la flamme des brûleurs à gaz |
| US3282324A (en) * | 1965-10-11 | 1966-11-01 | Ram Domestic Products Company | Automatic fuel ignition and heat detection system |
-
1966
- 1966-03-05 DE DE19661526214 patent/DE1526214B1/de not_active Withdrawn
-
1967
- 1967-02-16 NL NL6702369A patent/NL6702369A/xx unknown
- 1967-02-20 BE BE694301D patent/BE694301A/xx unknown
- 1967-02-20 CH CH261967A patent/CH456825A/de unknown
- 1967-02-24 GB GB8874/67A patent/GB1129059A/en not_active Expired
- 1967-03-01 SE SE02802/67A patent/SE328660B/xx unknown
- 1967-03-02 US US620038A patent/US3432246A/en not_active Expired - Lifetime
- 1967-03-03 NO NO167126A patent/NO115408B/no unknown
- 1967-03-03 FR FR97404A patent/FR1513049A/fr not_active Expired
- 1967-03-06 DK DK114867AA patent/DK113665B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1513049A (fr) | 1968-02-09 |
| DK113665B (da) | 1969-04-14 |
| DE1526214B1 (de) | 1970-05-27 |
| GB1129059A (en) | 1968-10-02 |
| CH456825A (de) | 1968-05-31 |
| US3432246A (en) | 1969-03-11 |
| BE694301A (ja) | 1967-07-31 |
| SE328660B (ja) | 1970-09-21 |
| NL6702369A (ja) | 1967-09-06 |
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