NO117436B - - Google Patents
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- Publication number
- NO117436B NO117436B NO15307564A NO15307564A NO117436B NO 117436 B NO117436 B NO 117436B NO 15307564 A NO15307564 A NO 15307564A NO 15307564 A NO15307564 A NO 15307564A NO 117436 B NO117436 B NO 117436B
- Authority
- NO
- Norway
- Prior art keywords
- hydrogen sulphide
- treatment
- approx
- cellulose
- mass
- Prior art date
Links
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 12
- 239000002023 wood Substances 0.000 claims description 10
- 229920002678 cellulose Polymers 0.000 claims description 9
- 239000001913 cellulose Substances 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000005470 impregnation Methods 0.000 claims description 4
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 2
- 239000012670 alkaline solution Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 9
- 238000010411 cooking Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 239000002655 kraft paper Substances 0.000 description 3
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 2
- 241000218657 Picea Species 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 229920005610 lignin Polymers 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/04—Devices for imparting false twist
- D02G1/06—Spindles
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/04—Devices for imparting false twist
- D02G1/08—Rollers or other friction causing elements
- D02G1/082—Rollers or other friction causing elements with the periphery of at least one disc
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Paper (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB16883/63A GB1085052A (en) | 1963-04-30 | 1963-04-30 | Improvements in or relating to textile apparatus |
| GB2318563 | 1963-06-11 | ||
| GB207664 | 1964-01-16 | ||
| GB704264 | 1964-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO117436B true NO117436B (xx) | 1969-08-11 |
Family
ID=27447206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO15307564A NO117436B (xx) | 1963-04-30 | 1964-04-30 |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE647379A (xx) |
| CH (2) | CH422218A (xx) |
| DK (1) | DK112334B (xx) |
| ES (2) | ES299409A1 (xx) |
| FI (1) | FI41128B (xx) |
| LU (1) | LU46005A1 (xx) |
| NL (1) | NL6404827A (xx) |
| NO (1) | NO117436B (xx) |
| SE (1) | SE311001B (xx) |
-
1964
- 1964-04-23 FI FI86064A patent/FI41128B/fi active
- 1964-04-30 CH CH566464A patent/CH422218A/de unknown
- 1964-04-30 NO NO15307564A patent/NO117436B/no unknown
- 1964-04-30 CH CH967466A patent/CH494835A/de not_active IP Right Cessation
- 1964-04-30 SE SE545564A patent/SE311001B/xx unknown
- 1964-04-30 ES ES0299409A patent/ES299409A1/es not_active Expired
- 1964-04-30 BE BE647379D patent/BE647379A/xx unknown
- 1964-04-30 DK DK217464A patent/DK112334B/da unknown
- 1964-04-30 LU LU46005D patent/LU46005A1/xx unknown
- 1964-05-01 NL NL6404827A patent/NL6404827A/xx unknown
- 1964-08-29 ES ES0303603A patent/ES303603A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE647379A (xx) | 1964-10-30 |
| DK112334B (da) | 1968-12-02 |
| LU46005A1 (xx) | 1965-11-03 |
| CH422218A (de) | 1966-06-30 |
| NL6404827A (xx) | 1964-11-02 |
| ES299409A1 (es) | 1964-12-01 |
| ES303603A1 (es) | 1965-03-16 |
| FI41128B (xx) | 1969-04-30 |
| DE1435683A1 (de) | 1970-01-15 |
| CH566464A4 (xx) | 1966-06-30 |
| SE311001B (xx) | 1969-05-19 |
| CH494835A (de) | 1970-08-15 |
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