AT345871B - Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrens - Google Patents
Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrensInfo
- Publication number
- AT345871B AT345871B AT526474A AT526474A AT345871B AT 345871 B AT345871 B AT 345871B AT 526474 A AT526474 A AT 526474A AT 526474 A AT526474 A AT 526474A AT 345871 B AT345871 B AT 345871B
- Authority
- AT
- Austria
- Prior art keywords
- resistant
- hardened
- torsion
- cylinders
- shock
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/507—Screws characterised by the material or their manufacturing process
- B29C48/509—Materials, coating or lining therefor
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
- B29C48/845—Heating
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
- B29C48/85—Cooling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/06—Surface hardening
- C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
- C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Articles (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732336100 DE2336100A1 (de) | 1973-07-16 | 1973-07-16 | Verfahren zur herstellung von foerderschnecken und zylindern fuer spritzgiessmaschinen und extruder |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA526474A ATA526474A (de) | 1978-02-15 |
AT345871B true AT345871B (de) | 1978-10-10 |
Family
ID=5887067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT526474A AT345871B (de) | 1973-07-16 | 1974-06-25 | Verfahren zur herstellung verschleiss- und warmfester sowie stoss- und torsionsfester, oberflaechengehaerteter foerderschnecken und zylinder und vorrichtung zur durchfuehrung des verfahrens |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5039750A (it) |
AT (1) | AT345871B (it) |
CH (1) | CH601462A5 (it) |
DE (1) | DE2336100A1 (it) |
FR (1) | FR2237965B3 (it) |
GB (1) | GB1478204A (it) |
IT (1) | IT1015375B (it) |
NL (1) | NL7408255A (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5451968U (it) * | 1977-09-19 | 1979-04-10 | ||
JPS5735003A (en) * | 1980-08-01 | 1982-02-25 | Teijin Ltd | Antistatic white robe |
JP5525671B2 (ja) * | 2011-10-20 | 2014-06-18 | 株式会社ソディック | 電子ビーム照射により表面改質した成形機、成形機用のスクリュ及び成形機用のプランジャ |
CN107460287A (zh) * | 2017-09-13 | 2017-12-12 | 合肥力恒液压***有限公司 | 油缸缸筒体去焊接应力退火工艺及实施设备 |
CN107828939A (zh) * | 2017-11-27 | 2018-03-23 | 喀左鹏达铸造有限公司 | 高频淬火自动冷却一体机 |
CN112375876B (zh) * | 2020-10-30 | 2022-05-17 | 郴州弘德尚铸造有限公司 | 一种复合钢高频淬火方法 |
CN113699351B (zh) * | 2021-09-17 | 2023-12-12 | 托克(山东)新材料科技有限公司 | 一种大口径复合管在线去应力处理装置及其工艺 |
CN114562880B (zh) * | 2022-02-24 | 2023-12-22 | 福州金锻工业有限公司 | 中频感应加热炉加热装置及其工作方法 |
-
1973
- 1973-07-16 DE DE19732336100 patent/DE2336100A1/de active Pending
-
1974
- 1974-06-14 CH CH819474A patent/CH601462A5/xx not_active IP Right Cessation
- 1974-06-20 NL NL7408255A patent/NL7408255A/xx not_active Application Discontinuation
- 1974-06-25 IT IT24390/74A patent/IT1015375B/it active
- 1974-06-25 AT AT526474A patent/AT345871B/de not_active IP Right Cessation
- 1974-06-25 FR FR7422037A patent/FR2237965B3/fr not_active Expired
- 1974-06-25 JP JP49071966A patent/JPS5039750A/ja active Pending
- 1974-07-12 GB GB3091774A patent/GB1478204A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2237965A1 (it) | 1975-02-14 |
IT1015375B (it) | 1977-05-10 |
ATA526474A (de) | 1978-02-15 |
JPS5039750A (it) | 1975-04-12 |
DE2336100A1 (de) | 1975-02-06 |
GB1478204A (en) | 1977-06-29 |
NL7408255A (nl) | 1975-01-20 |
CH601462A5 (it) | 1978-07-14 |
FR2237965B3 (it) | 1977-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |