IE33637B1 - Improvements in and relating to the forming of the cross-section of seamless asbestos cement pipes - Google Patents
Improvements in and relating to the forming of the cross-section of seamless asbestos cement pipesInfo
- Publication number
- IE33637B1 IE33637B1 IE154069A IE154069A IE33637B1 IE 33637 B1 IE33637 B1 IE 33637B1 IE 154069 A IE154069 A IE 154069A IE 154069 A IE154069 A IE 154069A IE 33637 B1 IE33637 B1 IE 33637B1
- Authority
- IE
- Ireland
- Prior art keywords
- pipes
- rails
- cross
- section
- asbestos cement
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/92—Methods or apparatus for treating or reshaping
- B28B21/98—Methods or apparatus for treating or reshaping for reshaping, e.g. by means of reshape moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/86—Cores
- B28B21/88—Cores adjustable, collapsible or expansible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/08—Rigid pipes of concrete, cement, or asbestos cement, with or without reinforcement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
- B02C2018/188—Stationary counter-knives; Mountings thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
- Lining And Supports For Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681808526 DE1808526C3 (de) | 1968-11-13 | Vorrichtung zum Umformen von nahtlosen Rohren aus Asbestzement |
Publications (2)
Publication Number | Publication Date |
---|---|
IE33637L IE33637L (en) | 1970-05-13 |
IE33637B1 true IE33637B1 (en) | 1974-09-04 |
Family
ID=5713140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IE154069A IE33637B1 (en) | 1968-11-13 | 1969-11-13 | Improvements in and relating to the forming of the cross-section of seamless asbestos cement pipes |
Country Status (9)
Country | Link |
---|---|
AT (1) | AT296128B (xx) |
BE (1) | BE741651A (xx) |
CH (1) | CH504290A (xx) |
DK (1) | DK139463B (xx) |
FR (1) | FR2023212A1 (xx) |
GB (1) | GB1271557A (xx) |
IE (1) | IE33637B1 (xx) |
NL (1) | NL164499C (xx) |
NO (1) | NO130101B (xx) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1208962B (it) * | 1983-05-30 | 1989-07-10 | Verio Scarafoni | Elemento espandibile a dilatazione controllata ed agente a mezzo di fluidi in pressione. |
CN107599123B (zh) * | 2017-09-07 | 2023-05-05 | 广东欧莱高新材料股份有限公司 | 一种筒形靶材注浆成型模具的工装 |
EP3717195B1 (en) * | 2017-11-29 | 2023-06-07 | ST Engineering Aerospace Ltd. | Core assembly for moulding and method of moulding |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1332072A (xx) * | 1963-12-16 | |||
GB674986A (en) * | 1949-08-31 | 1952-07-02 | Charles Bernard Mathews | Improvements in pneumatic cores for use in the moulding of hollow concrete articles |
CH329470A (de) * | 1954-01-08 | 1958-04-30 | Widmer Erwin | Verfahren zum Verformen nahtloser Rohre aus in erwärmtem Zustand plastischem Werkstoff |
US3074140A (en) * | 1960-04-18 | 1963-01-22 | Martin Marietta Corp | Means for forming voids in concrete products |
FR1301155A (fr) * | 1961-09-15 | 1962-08-10 | Procédé de transformation d'un tuyau cylindrique pour l'obtention d'un élément à section carrée ou autre et produit industriel obtenu | |
FR1543246A (fr) * | 1967-07-05 | 1968-10-25 | Formage de tube en matière thermoplastique |
-
1969
- 1969-11-12 AT AT1059769A patent/AT296128B/de not_active IP Right Cessation
- 1969-11-12 CH CH1680269A patent/CH504290A/de not_active IP Right Cessation
- 1969-11-12 NO NO448569A patent/NO130101B/no unknown
- 1969-11-12 GB GB5538269A patent/GB1271557A/en not_active Expired
- 1969-11-12 DK DK599369A patent/DK139463B/da unknown
- 1969-11-13 NL NL6917116A patent/NL164499C/xx not_active IP Right Cessation
- 1969-11-13 BE BE741651D patent/BE741651A/xx unknown
- 1969-11-13 IE IE154069A patent/IE33637B1/xx unknown
- 1969-11-13 FR FR6939011A patent/FR2023212A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DK139463C (xx) | 1979-08-06 |
DE1808526A1 (de) | 1970-06-25 |
NL6917116A (xx) | 1970-05-15 |
NL164499B (nl) | 1980-08-15 |
CH504290A (de) | 1971-03-15 |
GB1271557A (en) | 1972-04-19 |
AT296128B (de) | 1972-01-25 |
BE741651A (xx) | 1970-04-16 |
DE1808526B2 (de) | 1976-06-10 |
DK139463B (da) | 1979-02-26 |
NO130101B (xx) | 1974-07-08 |
FR2023212A1 (xx) | 1970-08-07 |
NL164499C (nl) | 1981-01-15 |
IE33637L (en) | 1970-05-13 |
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