DE2461183A1 - Verfahren zum beeinflussen der ausrichtung von stapelfasern in einem faserverstaerkten extrudierten produkt - Google Patents
Verfahren zum beeinflussen der ausrichtung von stapelfasern in einem faserverstaerkten extrudierten produktInfo
- Publication number
- DE2461183A1 DE2461183A1 DE19742461183 DE2461183A DE2461183A1 DE 2461183 A1 DE2461183 A1 DE 2461183A1 DE 19742461183 DE19742461183 DE 19742461183 DE 2461183 A DE2461183 A DE 2461183A DE 2461183 A1 DE2461183 A1 DE 2461183A1
- Authority
- DE
- Germany
- Prior art keywords
- slot
- fibers
- mold
- cross
- inlet
- 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.)
- Ceased
Links
- 239000000835 fiber Substances 0.000 title claims description 129
- 238000000034 method Methods 0.000 title claims description 34
- 235000012438 extruded product Nutrition 0.000 title description 3
- 239000011159 matrix material Substances 0.000 claims description 26
- 229920001971 elastomer Polymers 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 20
- 239000000806 elastomer Substances 0.000 claims description 19
- 230000000704 physical effect Effects 0.000 claims description 14
- 239000000654 additive Substances 0.000 claims description 11
- 229920003043 Cellulose fiber Polymers 0.000 claims description 9
- 239000002023 wood Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 230000000996 additive effect Effects 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 5
- 239000011593 sulfur Substances 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 238000004073 vulcanization Methods 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 229920003244 diene elastomer Polymers 0.000 claims description 2
- 239000012783 reinforcing fiber Substances 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 20
- 239000002131 composite material Substances 0.000 description 17
- 238000000465 moulding Methods 0.000 description 15
- 239000000203 mixture Substances 0.000 description 14
- 229920000642 polymer Polymers 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- 229920003052 natural elastomer Polymers 0.000 description 5
- 229920001194 natural rubber Polymers 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- 244000043261 Hevea brasiliensis Species 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 229920000297 Rayon Polymers 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000004014 plasticizer Substances 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002964 rayon Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 239000002174 Styrene-butadiene Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000003733 fiber-reinforced composite Substances 0.000 description 2
- 239000011121 hardwood Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 235000019198 oils Nutrition 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- BNCADMBVWNPPIZ-UHFFFAOYSA-N 2-n,2-n,4-n,4-n,6-n,6-n-hexakis(methoxymethyl)-1,3,5-triazine-2,4,6-triamine Chemical compound COCN(COC)C1=NC(N(COC)COC)=NC(N(COC)COC)=N1 BNCADMBVWNPPIZ-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 206010012289 Dementia Diseases 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 description 1
- QQVHEQUEHCEAKS-UHFFFAOYSA-N diundecyl benzene-1,2-dicarboxylate Chemical compound CCCCCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCCCCC QQVHEQUEHCEAKS-UHFFFAOYSA-N 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000012860 organic pigment Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920002587 poly(1,3-butadiene) polymer Polymers 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- QAZLUNIWYYOJPC-UHFFFAOYSA-M sulfenamide Chemical compound [Cl-].COC1=C(C)C=[N+]2C3=NC4=CC=C(OC)C=C4N3SCC2=C1C QAZLUNIWYYOJPC-UHFFFAOYSA-M 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
- B29K2709/08—Glass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Reinforced Plastic Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42821973A | 1973-12-26 | 1973-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2461183A1 true DE2461183A1 (de) | 1975-08-21 |
Family
ID=23698011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742461183 Ceased DE2461183A1 (de) | 1973-12-26 | 1974-12-23 | Verfahren zum beeinflussen der ausrichtung von stapelfasern in einem faserverstaerkten extrudierten produkt |
Country Status (21)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2633256A1 (de) * | 1975-07-25 | 1977-02-17 | Monsanto Co | Schlauch und verfahren zu seiner herstellung |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5880475A (ja) * | 1981-11-06 | 1983-05-14 | 株式会社デンソー | 自動車用冷蔵庫 |
| JPS59112622U (ja) * | 1983-12-02 | 1984-07-30 | エクセル株式会社 | 繊維入耐圧ホ−スの製造装置 |
| GB2236504A (en) * | 1989-10-07 | 1991-04-10 | Liberato Mascia | Convergent-divergent dies to produce biaxial orientation in plastics products by extrusion or pultrusion |
| FR2673569B1 (fr) * | 1991-03-07 | 1994-08-26 | Inst Francais Du Petrole | Procede de fabrication de tubes en materiaux thermoplastiques renforces par des fibres a orientation controlee et appareillage pour sa mise en óoeuvre. |
| DE4428088C3 (de) * | 1994-08-09 | 2003-12-04 | Caprano & Brunnhofer | Stranggepreßter Profilstab aus thermoplastischem Kunststoff |
| JP3974426B2 (ja) * | 2002-02-25 | 2007-09-12 | 住友ゴム工業株式会社 | 短繊維入りゴムシートの押出形成装置 |
| GB201020512D0 (en) | 2010-12-03 | 2011-01-19 | Magma Global Ltd | Composite pipe |
| EP3334579A4 (en) | 2015-08-11 | 2019-03-06 | South Dakota Board of Regents | DISCONTINUOUS FIBER COMPOUNDS AND METHOD FOR THE PRODUCTION THEREOF |
| EP3431241B1 (fr) * | 2017-07-18 | 2020-09-02 | Comadur S.A. | Procédé de découpe de boule cristalline au fil diamanté |
-
1974
- 1974-01-01 AR AR257037A patent/AR207339A1/es active
- 1974-12-20 NL NL7416655A patent/NL7416655A/xx unknown
- 1974-12-20 ES ES433181A patent/ES433181A1/es not_active Expired
- 1974-12-23 CS CS748957A patent/CS190462B2/cs unknown
- 1974-12-23 AT AT1027374A patent/AT356985B/de active
- 1974-12-23 DE DE19742461183 patent/DE2461183A1/de not_active Ceased
- 1974-12-23 AU AU76778/74A patent/AU7677874A/en not_active Expired
- 1974-12-23 IT IT30958/74A patent/IT1027996B/it active
- 1974-12-23 SE SE7416216A patent/SE409966B/xx not_active IP Right Cessation
- 1974-12-23 GB GB25415/77A patent/GB1493837A/en not_active Expired
- 1974-12-23 SU SU742092539A patent/SU685139A3/ru active
- 1974-12-23 CA CA216,892A patent/CA1027884A/en not_active Expired
- 1974-12-23 GB GB55391/74A patent/GB1493836A/en not_active Expired
- 1974-12-23 BR BR10772/74A patent/BR7410772D0/pt unknown
- 1974-12-23 JP JP14791474A patent/JPS5314269B2/ja not_active Expired
- 1974-12-23 ZA ZA00748180A patent/ZA748180B/xx unknown
- 1974-12-23 LU LU71555A patent/LU71555A1/xx unknown
- 1974-12-23 IN IN2841/CAL/74A patent/IN143209B/en unknown
- 1974-12-23 FR FR7442528A patent/FR2256022B1/fr not_active Expired
- 1974-12-23 BE BE151867A patent/BE823772A/xx not_active IP Right Cessation
-
1975
- 1975-03-07 ES ES435407A patent/ES435407A1/es not_active Expired
-
1977
- 1977-10-28 SE SE7712180A patent/SE435254B/xx not_active IP Right Cessation
-
1980
- 1980-06-05 HK HK309/80A patent/HK30980A/xx unknown
-
1981
- 1981-12-30 MY MY78/81A patent/MY8100078A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2633256A1 (de) * | 1975-07-25 | 1977-02-17 | Monsanto Co | Schlauch und verfahren zu seiner herstellung |
Also Published As
| Publication number | Publication date |
|---|---|
| SE435254B (sv) | 1984-09-17 |
| SE409966B (sv) | 1979-09-17 |
| IN143209B (enrdf_load_stackoverflow) | 1977-10-15 |
| GB1493837A (en) | 1977-11-30 |
| JPS5097654A (enrdf_load_stackoverflow) | 1975-08-02 |
| BE823772A (fr) | 1975-06-23 |
| SE7712180L (sv) | 1977-10-28 |
| AR207339A1 (es) | 1976-09-30 |
| CS190462B2 (en) | 1979-05-31 |
| NL7416655A (nl) | 1975-06-30 |
| FR2256022B1 (enrdf_load_stackoverflow) | 1979-02-23 |
| LU71555A1 (enrdf_load_stackoverflow) | 1975-08-20 |
| FR2256022A1 (enrdf_load_stackoverflow) | 1975-07-25 |
| ATA1027374A (de) | 1979-10-15 |
| BR7410772D0 (pt) | 1975-09-02 |
| JPS5314269B2 (enrdf_load_stackoverflow) | 1978-05-16 |
| CA1027884A (en) | 1978-03-14 |
| ES433181A1 (es) | 1976-11-16 |
| ES435407A1 (es) | 1976-12-01 |
| GB1493836A (en) | 1977-11-30 |
| SE7416216L (enrdf_load_stackoverflow) | 1975-06-27 |
| SU685139A3 (ru) | 1979-09-05 |
| ZA748180B (en) | 1976-03-31 |
| HK30980A (en) | 1980-06-13 |
| MY8100078A (en) | 1981-12-31 |
| AU7677874A (en) | 1976-06-24 |
| IT1027996B (it) | 1978-12-20 |
| AT356985B (de) | 1980-06-10 |
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