SE439602B - Forfarande och anordning for herdning av en komposition, som er serskilt avsedd for framstellning av gjutkernor eller -formar - Google Patents
Forfarande och anordning for herdning av en komposition, som er serskilt avsedd for framstellning av gjutkernor eller -formarInfo
- Publication number
- SE439602B SE439602B SE7902221A SE7902221A SE439602B SE 439602 B SE439602 B SE 439602B SE 7902221 A SE7902221 A SE 7902221A SE 7902221 A SE7902221 A SE 7902221A SE 439602 B SE439602 B SE 439602B
- Authority
- SE
- Sweden
- Prior art keywords
- sulfur dioxide
- gas
- mixture
- composition
- process according
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims description 81
- 238000000034 method Methods 0.000 title claims description 39
- 238000005266 casting Methods 0.000 title claims description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 257
- 239000007789 gas Substances 0.000 claims description 121
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 40
- 238000009792 diffusion process Methods 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 25
- 239000003085 diluting agent Substances 0.000 claims description 22
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 20
- 239000001569 carbon dioxide Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 16
- 239000007800 oxidant agent Substances 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 9
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 8
- 238000001704 evaporation Methods 0.000 claims description 8
- 239000008246 gaseous mixture Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 238000010790 dilution Methods 0.000 claims description 6
- 239000012895 dilution Substances 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000001272 nitrous oxide Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000003082 abrasive agent Substances 0.000 claims description 2
- 238000007865 diluting Methods 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 239000004566 building material Substances 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 24
- 238000006243 chemical reaction Methods 0.000 description 10
- 230000008901 benefit Effects 0.000 description 7
- 239000003380 propellant Substances 0.000 description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 6
- 150000001412 amines Chemical class 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000004848 polyfunctional curative Substances 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000792 Monel Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011105 molded pulp Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- -1 refractory Substances 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/162—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents use of a gaseous treating agent for hardening the binder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/10—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/93—Heating or cooling systems arranged inside the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
- B22C9/123—Gas-hardening
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Treating Waste Gases (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Carbon And Carbon Compounds (AREA)
- Air Bags (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7807331A FR2419779A1 (fr) | 1978-03-14 | 1978-03-14 | Procede de durcissement d'une composition destinee notamment a la fabrication de moules et de noyaux de fonderie, et appareil pour la mise en oeuvre dudit procede |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7902221L SE7902221L (sv) | 1979-09-15 |
| SE439602B true SE439602B (sv) | 1985-06-24 |
Family
ID=9205764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7902221A SE439602B (sv) | 1978-03-14 | 1979-03-13 | Forfarande och anordning for herdning av en komposition, som er serskilt avsedd for framstellning av gjutkernor eller -formar |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4269758A (da) |
| JP (1) | JPS54138816A (da) |
| AR (1) | AR221233A1 (da) |
| AU (1) | AU530214B2 (da) |
| BE (1) | BE874790A (da) |
| BR (1) | BR7901480A (da) |
| CA (1) | CA1148307A (da) |
| DD (1) | DD142430A5 (da) |
| DE (1) | DE2908198C2 (da) |
| DK (1) | DK162704C (da) |
| ES (1) | ES478571A1 (da) |
| FI (1) | FI64757C (da) |
| FR (1) | FR2419779A1 (da) |
| GB (2) | GB2093360B (da) |
| HU (1) | HU182040B (da) |
| IT (1) | IT1118427B (da) |
| NO (1) | NO150991C (da) |
| NZ (1) | NZ189836A (da) |
| PT (1) | PT69343A (da) |
| SE (1) | SE439602B (da) |
| ZA (1) | ZA791183B (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4311627A (en) * | 1980-10-29 | 1982-01-19 | Consolidated Foundries And Mfg. Corp. | Process for curing foundry cores and molds |
| EP0051485A1 (en) * | 1980-11-05 | 1982-05-12 | Cl Industries, Inc. | Catalyst/resin precursor or prepolymer composition |
| DE3118285C2 (de) * | 1981-05-05 | 1983-02-03 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Laborfermenter mit Zuluftbefeuchtung |
| JPH0815647B2 (ja) * | 1990-06-28 | 1996-02-21 | 宇部興産株式会社 | エンジンブロツクの鋳造装置 |
| FR2831086B1 (fr) * | 2001-10-19 | 2004-02-06 | Peugeot Citroen Automobiles Sa | Procede de fabrication par coulee de pieces metalliques comportant au moins une partie formee par noyautage et utilisation |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3108340A (en) * | 1958-03-10 | 1963-10-29 | Dow Chemical Co | Preparation of foundry cores |
| US3145438A (en) * | 1958-09-18 | 1964-08-25 | Archer Daniels Midland Co | Gas cure of organic bonds for sand and abrasive granules |
| GB1269202A (en) * | 1968-02-14 | 1972-04-06 | Fordath Ltd | Improvements in the production of cores for use in the production of metal castings |
| US3639654A (en) * | 1969-03-10 | 1972-02-01 | Ashland Oil Inc | Gaseous halo-sulfonic acid anhydride catalysts for curing furfuryl alcohols and furan resins |
| GB1225948A (da) * | 1970-01-23 | 1971-03-24 | ||
| FR2115585A5 (en) * | 1970-11-25 | 1972-07-07 | Peugeot & Renault | Gas-liquid emulsion generator - for foundry sand hardening agent |
| BE787589A (fr) * | 1971-08-16 | 1973-02-16 | Applic Prod Ind | Procede de fabrication d'un corps plein ou creux, a partir d'une composition comprenant une charge granuleuse |
| BE789257A (fr) * | 1971-10-05 | 1973-01-15 | Pont A Mousson | Procede et installation destines au durcissement des moules et noyaux de fonderie en sable a la resine, par diffusion gazeuse a travers le sable |
| DE2242812B2 (de) * | 1972-08-31 | 1977-06-23 | Hüttenes-Albertus Chemische Werke GmbH, 4000 Düsseldorf | Verfahren zum haerten von saeurehaertbaren formstoffgemischen |
| US4105725A (en) * | 1972-11-21 | 1978-08-08 | Liquid Carbonic Canada Ltd. | Saturated liquid/vapor generating and dispensing |
| CH603276A5 (da) * | 1975-10-02 | 1978-08-15 | Werner Lueber | |
| US4132260A (en) * | 1975-10-02 | 1979-01-02 | Werner Luber | Method and apparatus for hardening of foundry cores |
| US4112515A (en) * | 1976-11-19 | 1978-09-05 | Sandow Louis W | Mixing catalyst and carrier gas for curing foundry molds and cores |
| JPS5435121A (en) * | 1977-08-24 | 1979-03-15 | Mitsubishi Heavy Ind Ltd | Method of making mold |
-
1978
- 1978-03-14 FR FR7807331A patent/FR2419779A1/fr active Granted
-
1979
- 1979-03-02 DE DE2908198A patent/DE2908198C2/de not_active Expired
- 1979-03-06 NZ NZ189836A patent/NZ189836A/xx unknown
- 1979-03-06 FI FI790754A patent/FI64757C/fi not_active IP Right Cessation
- 1979-03-06 GB GB8132987A patent/GB2093360B/en not_active Expired
- 1979-03-06 GB GB7907918A patent/GB2016484B/en not_active Expired
- 1979-03-09 DK DK098179A patent/DK162704C/da not_active IP Right Cessation
- 1979-03-12 BR BR7901480A patent/BR7901480A/pt unknown
- 1979-03-12 NO NO790824A patent/NO150991C/no unknown
- 1979-03-12 US US06/019,511 patent/US4269758A/en not_active Expired - Lifetime
- 1979-03-13 AU AU45057/79A patent/AU530214B2/en not_active Ceased
- 1979-03-13 PT PT69343A patent/PT69343A/pt unknown
- 1979-03-13 ES ES478571A patent/ES478571A1/es not_active Expired
- 1979-03-13 IT IT67527/79A patent/IT1118427B/it active
- 1979-03-13 DD DD79211554A patent/DD142430A5/de unknown
- 1979-03-13 ZA ZA791183A patent/ZA791183B/xx unknown
- 1979-03-13 CA CA000323315A patent/CA1148307A/fr not_active Expired
- 1979-03-13 BE BE0/193980A patent/BE874790A/xx not_active IP Right Cessation
- 1979-03-13 SE SE7902221A patent/SE439602B/sv not_active IP Right Cessation
- 1979-03-13 AR AR275782A patent/AR221233A1/es active
- 1979-03-13 HU HU79SO1246A patent/HU182040B/hu not_active IP Right Cessation
- 1979-03-13 JP JP2925379A patent/JPS54138816A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54138816A (en) | 1979-10-27 |
| DK162704B (da) | 1991-12-02 |
| FR2419779B1 (da) | 1982-04-30 |
| GB2093360A (en) | 1982-09-02 |
| NO150991C (no) | 1985-01-23 |
| IT1118427B (it) | 1986-03-03 |
| SE7902221L (sv) | 1979-09-15 |
| US4269758A (en) | 1981-05-26 |
| AU530214B2 (en) | 1983-07-07 |
| AR221233A1 (es) | 1981-01-15 |
| IT7967527A0 (it) | 1979-03-13 |
| ES478571A1 (es) | 1979-05-16 |
| NO150991B (no) | 1984-10-15 |
| GB2093360B (en) | 1983-03-16 |
| DE2908198C2 (de) | 1982-03-04 |
| CA1148307A (fr) | 1983-06-21 |
| DK162704C (da) | 1992-04-21 |
| GB2016484A (en) | 1979-09-26 |
| DK98179A (da) | 1979-09-15 |
| GB2016484B (en) | 1982-10-06 |
| DD142430A5 (de) | 1980-06-25 |
| FI64757B (fi) | 1983-09-30 |
| FR2419779A1 (fr) | 1979-10-12 |
| AU4505779A (en) | 1979-09-20 |
| FI790754A7 (fi) | 1979-09-15 |
| HU182040B (en) | 1983-12-28 |
| NZ189836A (en) | 1981-10-19 |
| NO790824L (no) | 1979-09-17 |
| ZA791183B (en) | 1980-01-30 |
| FI64757C (fi) | 1984-01-10 |
| BR7901480A (pt) | 1979-11-20 |
| DE2908198A1 (de) | 1979-09-20 |
| PT69343A (fr) | 1979-04-01 |
| BE874790A (fr) | 1979-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7902221-6 Effective date: 19941010 Format of ref document f/p: F |