SE441457C - Saett att framstaella slamma foer bestrykningsmedel foer papper, kartong och liknande, innehaallande kalciumsulfat som pigment - Google Patents
Saett att framstaella slamma foer bestrykningsmedel foer papper, kartong och liknande, innehaallande kalciumsulfat som pigmentInfo
- Publication number
- SE441457C SE441457C SE7811215A SE7811215A SE441457C SE 441457 C SE441457 C SE 441457C SE 7811215 A SE7811215 A SE 7811215A SE 7811215 A SE7811215 A SE 7811215A SE 441457 C SE441457 C SE 441457C
- Authority
- SE
- Sweden
- Prior art keywords
- weight
- calcium sulphate
- paper
- particle size
- gypsum
- Prior art date
Links
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title claims description 32
- 235000011132 calcium sulphate Nutrition 0.000 title claims description 16
- 239000001175 calcium sulphate Substances 0.000 title claims description 14
- 239000000049 pigment Substances 0.000 title claims description 5
- 239000002245 particle Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 9
- 239000000123 paper Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 239000002270 dispersing agent Substances 0.000 claims description 6
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 4
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 4
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 4
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 4
- 239000008199 coating composition Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 2
- 229920000126 latex Polymers 0.000 claims description 2
- 239000004816 latex Substances 0.000 claims description 2
- 239000008107 starch Substances 0.000 claims description 2
- 235000019698 starch Nutrition 0.000 claims description 2
- 125000002091 cationic group Chemical group 0.000 claims 1
- 239000003973 paint Substances 0.000 claims 1
- 239000011087 paperboard Substances 0.000 claims 1
- WZWGGYFEOBVNLA-UHFFFAOYSA-N sodium;dihydrate Chemical compound O.O.[Na] WZWGGYFEOBVNLA-UHFFFAOYSA-N 0.000 claims 1
- 239000010440 gypsum Substances 0.000 description 19
- 229910052602 gypsum Inorganic materials 0.000 description 19
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 10
- 238000004061 bleaching Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000002002 slurry Substances 0.000 description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 6
- 239000000460 chlorine Substances 0.000 description 6
- 229910052801 chlorine Inorganic materials 0.000 description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 5
- 238000000227 grinding Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 150000001805 chlorine compounds Chemical class 0.000 description 4
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000011505 plaster Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 150000004683 dihydrates Chemical class 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 150000004676 glycans Chemical group 0.000 description 2
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229930091051 Arenine Natural products 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- 201000004624 Dermatitis Diseases 0.000 description 1
- MFSIEROJJKUHBQ-UHFFFAOYSA-N O.[Cl] Chemical compound O.[Cl] MFSIEROJJKUHBQ-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 208000010668 atopic eczema Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 229940070527 tourmaline Drugs 0.000 description 1
- 229910052613 tourmaline Inorganic materials 0.000 description 1
- 239000011032 tourmaline Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/02—Compounds of alkaline earth metals or magnesium
- C09C1/025—Calcium sulfates
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/385—Oxides, hydroxides or carbonates
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/52—Cellulose; Derivatives thereof
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
- D21H21/52—Additives of definite length or shape
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7811215A SE441457C (sv) | 1978-10-30 | 1978-10-30 | Saett att framstaella slamma foer bestrykningsmedel foer papper, kartong och liknande, innehaallande kalciumsulfat som pigment |
| GB7934216A GB2034729B (en) | 1978-10-30 | 1979-10-02 | Method of making paper etc surface coating agents |
| IT50518/79A IT1128746B (it) | 1978-10-30 | 1979-10-10 | Procedimento per preparare agneti di carica e collanti per carta cartone e simili |
| FI793162A FI64208B (fi) | 1978-10-30 | 1979-10-11 | Saett att framstaella ytbehandlingsmedel |
| JP13695979A JPS5562295A (en) | 1978-10-30 | 1979-10-23 | Production of slurry for paper sizing agent and * or filling agent |
| US06/088,046 US4310360A (en) | 1978-10-30 | 1979-10-24 | Method for producing pigment for use in sizing compositions |
| DE2943176A DE2943176C2 (de) | 1978-10-30 | 1979-10-25 | Verfahren zur Herstellung einer Aufschlämmung für eine Papierstreichmasse |
| ES485484A ES485484A0 (es) | 1978-10-30 | 1979-10-29 | Metodo de preparar un agente de tratamiento superficial para papel,carton y similares que contiene pigmento de sulfato de calcio |
| FR7926728A FR2440437A1 (fr) | 1978-10-30 | 1979-10-29 | Procede pour la fabrication d'un agent de traitement de surface contenant du sulfate de calcium et utilisable dans l'industrie papetiere |
| CA338,626A CA1125455A (en) | 1978-10-30 | 1979-10-29 | Method of making surface treatment agent |
| NL7907975A NL7907975A (nl) | 1978-10-30 | 1979-10-30 | Werkwijze voor de bereiding van een oppervlakte- behandelingsmiddel. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7811215A SE441457C (sv) | 1978-10-30 | 1978-10-30 | Saett att framstaella slamma foer bestrykningsmedel foer papper, kartong och liknande, innehaallande kalciumsulfat som pigment |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE7811215L SE7811215L (sv) | 1980-05-01 |
| SE441457B SE441457B (sv) | 1985-10-07 |
| SE441457C true SE441457C (sv) | 1990-06-18 |
Family
ID=20336215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7811215A SE441457C (sv) | 1978-10-30 | 1978-10-30 | Saett att framstaella slamma foer bestrykningsmedel foer papper, kartong och liknande, innehaallande kalciumsulfat som pigment |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4310360A (de) |
| JP (1) | JPS5562295A (de) |
| CA (1) | CA1125455A (de) |
| DE (1) | DE2943176C2 (de) |
| ES (1) | ES485484A0 (de) |
| FI (1) | FI64208B (de) |
| FR (1) | FR2440437A1 (de) |
| GB (1) | GB2034729B (de) |
| IT (1) | IT1128746B (de) |
| NL (1) | NL7907975A (de) |
| SE (1) | SE441457C (de) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI69155B (fi) * | 1981-02-04 | 1985-08-30 | Kemira Oy | Foerfarande foer framstaellning av gipsslam |
| DE3246232A1 (de) * | 1982-12-14 | 1984-06-14 | Bleeck, Jörg, Dipl.-Ing., 5309 Meckenheim | Verfahren zur nassaufmahlung von natuerlichen und synthetischen calciumcarbonaten |
| DE3511945A1 (de) * | 1985-04-01 | 1986-10-02 | Gypsum Research S.A., Zug | Verfahren zur herstellung von streichpigmenten und fuellstoffen fuer papiere, pappe und karton aus gips |
| GB8521131D0 (en) * | 1985-08-23 | 1985-10-02 | English Clays Lovering Pochin | Aqueous suspensions of mixtures |
| US4801355A (en) * | 1987-01-16 | 1989-01-31 | United States Gypsum Company | Tabular acicular gypsum and method of filling paper |
| GB2200900A (en) * | 1987-02-16 | 1988-08-17 | Ecc Int Ltd | Aqueous suspensions of gypsum |
| US5354424A (en) * | 1989-02-10 | 1994-10-11 | Rha Chokyun | Paper composition and methods therefor |
| BE1005164A3 (fr) * | 1991-08-02 | 1993-05-11 | Prayon Rupel Technologies | Procede de preparation d'une suspension aqueuse a base de sulfate de calcium. |
| US5492560A (en) * | 1993-11-10 | 1996-02-20 | Minerals Technologies, Inc. | Treatment of inorganic pigments with carboxymethylcellulose compounds |
| US5458679A (en) * | 1993-12-10 | 1995-10-17 | Minerals Technologies, Inc. | Treatment of inorganic filler material for paper with polysaccharides |
| GB2293991B (en) * | 1994-10-14 | 1998-06-10 | Ecc Int Ltd | Improving the quality of coated paper |
| US5885340A (en) * | 1994-10-14 | 1999-03-23 | Ecc International Ltd. | Quality of multiple coated paper |
| MY125712A (en) | 1997-07-31 | 2006-08-30 | Hercules Inc | Composition and method for improved ink jet printing performance |
| DE19839856A1 (de) * | 1998-09-02 | 2000-04-20 | Metallgesellschaft Ag | Präparationsmittel |
| KR100810389B1 (ko) * | 2003-12-22 | 2008-03-04 | 에카 케미칼스 에이비 | 제지 공정용 충진제 |
| US9156990B2 (en) * | 2003-12-22 | 2015-10-13 | Eka Chemicals Ab | Filler for papermaking process |
| CN101595261B (zh) * | 2006-12-11 | 2014-04-09 | 国际纸业公司 | 纸张施胶组合物、施胶纸张和对纸张进行施胶的方法 |
| FI123465B (fi) * | 2009-05-11 | 2013-05-31 | Kemira Oyj | Koostumuksen käyttö mustesuihkupainatusominaisuuksien parantamiseksi |
| US8182698B2 (en) * | 2010-06-30 | 2012-05-22 | Arr-Maz Custom Chemicals, Inc. | Method for improving gypsum/phosphoric acid slurry filtration using carboxymethyl cellulose |
| CN102675919B (zh) * | 2012-05-07 | 2013-12-18 | 长沙理工大学 | 一种硫酸钙晶须造纸涂布颜料的制备方法 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE471931C (de) * | 1923-02-28 | 1929-02-20 | Fritz Stolze | Verfahren zur Herstellung von Streichfarben fuer Druckpapier |
| GB339797A (de) * | 1928-12-18 | 1930-12-18 | Rene Perdu | |
| US2197003A (en) * | 1937-11-18 | 1940-04-16 | Glidden Co | Process for making pigments |
| FR848407A (fr) * | 1938-01-04 | 1939-10-30 | Du Pont | Procédé de stabilisation de composés alcalino-terreux insoluble avec des glycolates |
| US2177269A (en) * | 1938-01-04 | 1939-10-24 | Du Pont | Stabilization of soluble crystalline materials |
| US2572932A (en) * | 1946-05-11 | 1951-10-30 | Hercules Powder Co Ltd | Sizing of pulp with rosin and carboxymethylcellulose |
| BE501107A (de) * | 1950-02-09 | |||
| GB744559A (en) | 1952-10-03 | 1956-02-08 | Nat Lead Co | Improvements in or relating to a method for treating calcium sulphate pigments |
| US3262799A (en) * | 1960-08-01 | 1966-07-26 | United States Gypsum Co | Method for making ultrafine calcium sulfate dihydrate crystals |
| DE1234895B (de) * | 1960-09-27 | 1967-02-23 | Zschimmer & Schwarz | Verfahren zur Herstellung fluessiger Dispersionen von Satinweiss |
| US3140915A (en) * | 1962-08-13 | 1964-07-14 | Freeport Sulphur Co | Method of inhibiting dissolution of calcium sulfate |
| FR1373905A (fr) * | 1962-09-04 | 1964-10-02 | Du Pont | Compositions pour le couchage ou le collage de papiers |
| GB1309074A (en) | 1969-03-18 | 1973-03-07 | English Clays Lovering Pochin | Grinding of minerals |
| AU468486B1 (en) * | 1969-09-30 | 1972-04-13 | Australian Gypsum Limited | Chemical gypsum |
| FR2201682A5 (de) * | 1972-10-02 | 1974-04-26 | Cerphos | |
| USRE29295E (de) | 1973-11-20 | 1977-07-05 | ||
| US4174998A (en) * | 1974-11-15 | 1979-11-20 | The Associated Portland Cement Manufacturers Limited | Preflocculated filler compositions for use in the manufacture of paper |
| JPS5213495A (en) * | 1975-07-23 | 1977-02-01 | Denki Kagaku Kogyo Kk | Calcinfd plaster for extrusion molding |
| JPS5229497A (en) * | 1975-09-01 | 1977-03-05 | Central Glass Co Ltd | Process for production of gypsum dihydrate for foodstuffs |
| CH601969A5 (de) * | 1975-09-26 | 1978-07-14 | Breveteam Sa | |
| US4196008A (en) * | 1975-11-05 | 1980-04-01 | Imperial Chemical Industries Limited | Aqueous gypsum composition |
| FR2370124A2 (fr) * | 1976-11-03 | 1978-06-02 | Ginestet Ramon | Procede de fabrication de papier couche mettant en oeuvre un pigment et un amidon depolymerise |
| SE417104B (sv) | 1978-10-30 | 1981-02-23 | Supra Ab | Sett att rena respektive bleka fororenat kalciumsulfat avsedd att anvendas som pigment och/eller fyllmedel |
-
1978
- 1978-10-30 SE SE7811215A patent/SE441457C/sv not_active IP Right Cessation
-
1979
- 1979-10-02 GB GB7934216A patent/GB2034729B/en not_active Expired
- 1979-10-10 IT IT50518/79A patent/IT1128746B/it active
- 1979-10-11 FI FI793162A patent/FI64208B/fi not_active Application Discontinuation
- 1979-10-23 JP JP13695979A patent/JPS5562295A/ja active Pending
- 1979-10-24 US US06/088,046 patent/US4310360A/en not_active Expired - Lifetime
- 1979-10-25 DE DE2943176A patent/DE2943176C2/de not_active Expired
- 1979-10-29 CA CA338,626A patent/CA1125455A/en not_active Expired
- 1979-10-29 FR FR7926728A patent/FR2440437A1/fr active Granted
- 1979-10-29 ES ES485484A patent/ES485484A0/es active Granted
- 1979-10-30 NL NL7907975A patent/NL7907975A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| ES8100388A1 (es) | 1980-11-01 |
| IT7950518A0 (it) | 1979-10-10 |
| FI793162A (fi) | 1980-05-01 |
| DE2943176A1 (de) | 1980-05-08 |
| DE2943176C2 (de) | 1982-07-01 |
| GB2034729A (en) | 1980-06-11 |
| CA1125455A (en) | 1982-06-15 |
| FR2440437B1 (de) | 1984-03-16 |
| GB2034729B (en) | 1983-02-09 |
| SE7811215L (sv) | 1980-05-01 |
| IT1128746B (it) | 1986-06-04 |
| FR2440437A1 (fr) | 1980-05-30 |
| SE441457B (sv) | 1985-10-07 |
| NL7907975A (nl) | 1980-05-02 |
| US4310360A (en) | 1982-01-12 |
| FI64208B (fi) | 1983-06-30 |
| ES485484A0 (es) | 1980-11-01 |
| JPS5562295A (en) | 1980-05-10 |
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