NO118494B - - Google Patents
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- Publication number
- NO118494B NO118494B NO163992A NO16399266A NO118494B NO 118494 B NO118494 B NO 118494B NO 163992 A NO163992 A NO 163992A NO 16399266 A NO16399266 A NO 16399266A NO 118494 B NO118494 B NO 118494B
- Authority
- NO
- Norway
- Prior art keywords
- bleaching
- tower
- bleaching agent
- fiber material
- mixing
- Prior art date
Links
- 239000007844 bleaching agent Substances 0.000 claims description 14
- 238000004061 bleaching Methods 0.000 claims description 13
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 12
- 239000002657 fibrous material Substances 0.000 claims description 7
- 239000004155 Chlorine dioxide Substances 0.000 claims description 6
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 239000000460 chlorine Substances 0.000 claims description 3
- 229910001902 chlorine oxide Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 2
- 239000000835 fiber Substances 0.000 claims 1
- 238000013022 venting Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US473914A US3350397A (en) | 1965-07-20 | 1965-07-20 | 4-amino-1-alkyl-6-(5-nitro-2-furyl)-1h-pyrazolo [3, 4-d] pyrimidines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO118494B true NO118494B (cs) | 1970-01-05 |
Family
ID=23881527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO163992A NO118494B (cs) | 1965-07-20 | 1966-07-19 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3350397A (cs) |
| AT (1) | AT262987B (cs) |
| BE (1) | BE682871A (cs) |
| BR (1) | BR6681430D0 (cs) |
| CH (1) | CH481134A (cs) |
| DE (1) | DE1620089A1 (cs) |
| ES (1) | ES326323A2 (cs) |
| FR (1) | FR206F (cs) |
| GB (1) | GB1108288A (cs) |
| NL (1) | NL6609134A (cs) |
| NO (1) | NO118494B (cs) |
| SE (1) | SE326965B (cs) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE758050A (fr) * | 1969-10-28 | 1971-04-27 | Geigy Ag J R | Derives 5-nitro-furyliques et medicaments contenant de tels composes |
| US3948913A (en) * | 1971-04-27 | 1976-04-06 | Ciba-Geigy Corporation | New 5-nitrofuryl derivatives |
| US4044130A (en) * | 1974-07-03 | 1977-08-23 | Ciba-Geigy Corporation | Compositions for the control of microorganisms |
| US5294612A (en) * | 1992-03-30 | 1994-03-15 | Sterling Winthrop Inc. | 6-heterocyclyl pyrazolo [3,4-d]pyrimidin-4-ones and compositions and method of use thereof |
| US5656629A (en) * | 1995-03-10 | 1997-08-12 | Sanofi Winthrop, Inc. | 6-substituted pyrazolo (3,4-d)pyrimidin-4-ones and compositions and methods of use thereof |
| ES2494365T3 (es) * | 2008-01-30 | 2014-09-15 | Genentech, Inc. | Compuestos de pirazolopirimidina que inhiben PI3K y métodos de uso |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB937725A (en) * | 1960-05-11 | 1963-09-25 | Ciba Ltd | Pyrazolo[3:4-d]pyrimidines |
-
0
- FR FR206D patent/FR206F/fr active Active
-
1965
- 1965-07-20 US US473914A patent/US3350397A/en not_active Expired - Lifetime
-
1966
- 1966-04-30 DE DE19661620089 patent/DE1620089A1/de active Pending
- 1966-05-04 ES ES0326323A patent/ES326323A2/es not_active Expired
- 1966-05-18 AT AT474466A patent/AT262987B/de active
- 1966-06-16 SE SE08235/66A patent/SE326965B/xx unknown
- 1966-06-20 CH CH887966A patent/CH481134A/de not_active IP Right Cessation
- 1966-06-21 BE BE682871D patent/BE682871A/xx unknown
- 1966-06-30 NL NL6609134A patent/NL6609134A/xx unknown
- 1966-07-18 GB GB32253/66A patent/GB1108288A/en not_active Expired
- 1966-07-19 NO NO163992A patent/NO118494B/no unknown
- 1966-07-20 BR BR181430/66A patent/BR6681430D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES326323A2 (es) | 1967-03-01 |
| DE1620089A1 (de) | 1970-03-12 |
| US3350397A (en) | 1967-10-31 |
| GB1108288A (en) | 1968-04-03 |
| CH481134A (de) | 1969-11-15 |
| NL6609134A (cs) | 1967-01-23 |
| SE326965B (cs) | 1970-08-10 |
| BE682871A (cs) | 1966-12-21 |
| AT262987B (de) | 1968-07-10 |
| FR206F (cs) | |
| BR6681430D0 (pt) | 1973-12-26 |
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