DE2759986C1 - Verfahren zum Einbetten von wasserunloeslichen Zusatzstoffen in Pulpe - Google Patents
Verfahren zum Einbetten von wasserunloeslichen Zusatzstoffen in PulpeInfo
- Publication number
- DE2759986C1 DE2759986C1 DE2759986A DE2759986A DE2759986C1 DE 2759986 C1 DE2759986 C1 DE 2759986C1 DE 2759986 A DE2759986 A DE 2759986A DE 2759986 A DE2759986 A DE 2759986A DE 2759986 C1 DE2759986 C1 DE 2759986C1
- Authority
- DE
- Germany
- Prior art keywords
- starch
- fibers
- water
- pulp
- paper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 54
- 239000000654 additive Substances 0.000 title claims description 42
- 230000008569 process Effects 0.000 title description 23
- 239000000835 fiber Substances 0.000 claims description 163
- 229920002472 Starch Polymers 0.000 claims description 128
- 239000008107 starch Substances 0.000 claims description 128
- 235000019698 starch Nutrition 0.000 claims description 128
- 239000006185 dispersion Substances 0.000 claims description 26
- 230000001112 coagulating effect Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- 239000000049 pigment Substances 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 11
- 229920000126 latex Polymers 0.000 claims description 11
- 239000004005 microsphere Substances 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 11
- 239000004816 latex Substances 0.000 claims description 10
- 229920000297 Rayon Polymers 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 9
- 239000002964 rayon Substances 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 7
- 239000004793 Polystyrene Substances 0.000 claims description 6
- 238000001246 colloidal dispersion Methods 0.000 claims description 6
- 229920000856 Amylose Polymers 0.000 claims description 5
- 229920002261 Corn starch Polymers 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 4
- 239000008120 corn starch Substances 0.000 claims description 4
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 229920001059 synthetic polymer Polymers 0.000 claims description 4
- GEHMBYLTCISYNY-UHFFFAOYSA-N Ammonium sulfamate Chemical compound [NH4+].NS([O-])(=O)=O GEHMBYLTCISYNY-UHFFFAOYSA-N 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
- 229940116349 dibasic ammonium phosphate Drugs 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 2
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims description 2
- 239000004014 plasticizer Substances 0.000 claims description 2
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 2
- 239000011118 polyvinyl acetate Substances 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical class CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 229920000881 Modified starch Polymers 0.000 claims 1
- 239000004368 Modified starch Substances 0.000 claims 1
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 claims 1
- 125000002091 cationic group Chemical group 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 239000000416 hydrocolloid Substances 0.000 claims 1
- 235000019426 modified starch Nutrition 0.000 claims 1
- 239000000123 paper Substances 0.000 description 60
- 239000001913 cellulose Substances 0.000 description 23
- 229920002678 cellulose Polymers 0.000 description 23
- 238000004519 manufacturing process Methods 0.000 description 23
- 230000014759 maintenance of location Effects 0.000 description 20
- 239000004927 clay Substances 0.000 description 15
- 239000011230 binding agent Substances 0.000 description 11
- 229920002994 synthetic fiber Polymers 0.000 description 10
- 239000012209 synthetic fiber Substances 0.000 description 10
- 241001233037 catfish Species 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000011111 cardboard Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 238000010348 incorporation Methods 0.000 description 5
- 239000011087 paperboard Substances 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229920003043 Cellulose fiber Polymers 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000002657 fibrous material Substances 0.000 description 3
- -1 fire resistance Substances 0.000 description 3
- 239000013538 functional additive Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000002310 reflectometry Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 240000003183 Manihot esculenta Species 0.000 description 2
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000003431 cross linking reagent Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000011088 parchment paper Substances 0.000 description 2
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 229920000945 Amylopectin Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 241000242583 Scyphozoa Species 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229940010556 ammonium phosphate Drugs 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 229940015043 glyoxal Drugs 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000011084 greaseproof paper Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 239000011325 microbead Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000002557 mineral fiber Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 235000012015 potatoes Nutrition 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229940014800 succinic anhydride Drugs 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- XHTMGDWCCPGGET-UHFFFAOYSA-N tris(3,3-dichloropropyl) phosphate Chemical compound ClC(Cl)CCOP(=O)(OCCC(Cl)Cl)OCCC(Cl)Cl XHTMGDWCCPGGET-UHFFFAOYSA-N 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/28—Organic non-cellulose fibres from natural polymers
- D21H13/30—Non-cellulose polysaccharides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H5/00—Special paper or cardboard not otherwise provided for
- D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
- D21H5/1227—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of polysaccharide fibres other than cellulosic, e.g. alginate fibres
Landscapes
- Paper (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67036076A | 1976-03-25 | 1976-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2759986C1 true DE2759986C1 (de) | 1982-07-08 |
Family
ID=24690111
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2759986A Expired DE2759986C1 (de) | 1976-03-25 | 1977-03-25 | Verfahren zum Einbetten von wasserunloeslichen Zusatzstoffen in Pulpe |
| DE2713311A Expired DE2713311C2 (de) | 1976-03-25 | 1977-03-25 | Verfahren zur Herstellung von Papier, Karton oder Pappe |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2713311A Expired DE2713311C2 (de) | 1976-03-25 | 1977-03-25 | Verfahren zur Herstellung von Papier, Karton oder Pappe |
Country Status (10)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10226983A (ja) * | 1997-02-07 | 1998-08-25 | Tokushu Paper Mfg Co Ltd | 光触媒内添紙 |
| EP1176254A1 (en) † | 2000-07-24 | 2002-01-30 | The Dow Chemical Company | Use of dispersions of crosslinked cationic starch in papermaking |
| RU2205911C2 (ru) * | 2000-12-19 | 2003-06-10 | Хьюматро Корпорейшн | Гибкая структура, содержащая крахмальные нити |
| US9068062B2 (en) | 2009-12-10 | 2015-06-30 | Dow Global Technologies Llc | Process for preparing stable starch dispersions |
| US9777143B2 (en) | 2014-04-11 | 2017-10-03 | Georgia-Pacific Consumer Products Lp | Polyvinyl alcohol fibers and films with mineral fillers and small cellulose particles |
| US9777129B2 (en) | 2014-04-11 | 2017-10-03 | Georgia-Pacific Consumer Products Lp | Fibers with filler |
| CN113289413B (zh) * | 2021-05-25 | 2022-08-05 | 九江市磐泰复合材料有限公司 | 一种高容量氟玻璃纤维过滤材料的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1682293A (en) * | 1924-04-04 | 1928-08-28 | Leon lrlteniteld | |
| US2570449A (en) * | 1946-01-19 | 1951-10-09 | Horsak Drahomir | Method of production of synthetic material from starch or starch containing substances |
| US2902336A (en) * | 1957-10-22 | 1959-09-01 | Avebe Coop Verkoop Prod | Process for the production of amylose articles by extrusion of aqueous sodium hydroxide solution thereof into concentrated aqueous ammonium sulphate solution |
| US3114672A (en) * | 1961-08-09 | 1963-12-17 | Du Pont | Sheet forming binder particles composed of thermoplastic polymer dispersed in a polysaccharide matrix |
-
1977
- 1977-03-16 CA CA274,066A patent/CA1097466A/en not_active Expired
- 1977-03-17 GB GB11483/77A patent/GB1567234A/en not_active Expired
- 1977-03-18 FI FI770870A patent/FI67417C/fi not_active IP Right Cessation
- 1977-03-24 FR FR7708886A patent/FR2345555A1/fr active Granted
- 1977-03-24 IT IT48623/77A patent/IT1080030B/it active
- 1977-03-24 BR BR7701841A patent/BR7701841A/pt unknown
- 1977-03-24 NL NLAANVRAGE7703186,A patent/NL168895C/xx not_active IP Right Cessation
- 1977-03-25 DE DE2759986A patent/DE2759986C1/de not_active Expired
- 1977-03-25 SE SE7703457A patent/SE432119B/xx not_active IP Right Cessation
- 1977-03-25 JP JP52032361A patent/JPS6035480B2/ja not_active Expired
- 1977-03-25 DE DE2713311A patent/DE2713311C2/de not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Also Published As
| Publication number | Publication date |
|---|---|
| FI770870A7 (enrdf_load_stackoverflow) | 1977-09-26 |
| SE432119B (sv) | 1984-03-19 |
| FI67417C (fi) | 1985-03-11 |
| JPS6035480B2 (ja) | 1985-08-14 |
| CA1097466A (en) | 1981-03-17 |
| FI67417B (fi) | 1984-11-30 |
| IT1080030B (it) | 1985-05-16 |
| FR2345555A1 (fr) | 1977-10-21 |
| NL168895B (nl) | 1981-12-16 |
| GB1567234A (en) | 1980-05-14 |
| DE2713311A1 (de) | 1977-09-29 |
| NL7703186A (nl) | 1977-09-27 |
| NL168895C (nl) | 1982-05-17 |
| SE7703457L (sv) | 1977-09-26 |
| BR7701841A (pt) | 1978-01-24 |
| JPS52118009A (en) | 1977-10-04 |
| FR2345555B1 (enrdf_load_stackoverflow) | 1980-10-24 |
| DE2713311C2 (de) | 1982-06-24 |
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