AU492082B1 - Improved production method for concrete sleepers - Google Patents
Improved production method for concrete sleepersInfo
- Publication number
- AU492082B1 AU492082B1 AU84281/75A AU8428175A AU492082B1 AU 492082 B1 AU492082 B1 AU 492082B1 AU 84281/75 A AU84281/75 A AU 84281/75A AU 8428175 A AU8428175 A AU 8428175A AU 492082 B1 AU492082 B1 AU 492082B1
- Authority
- AU
- Australia
- Prior art keywords
- production method
- improved production
- concrete sleepers
- sleepers
- concrete
- 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.)
- Expired
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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/0056—Means for inserting the elements into the mould or supporting them in the mould
-
- 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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/38—Treating surfaces of moulds, cores, or mandrels to prevent sticking
- B28B7/388—Treating surfaces of moulds, cores, or mandrels to prevent sticking with liquid material, e.g. lubricating
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU84281/75A AU492082B1 (en) | 1974-08-27 | 1974-08-27 | Improved production method for concrete sleepers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU84281/75A AU492082B1 (en) | 1974-08-27 | 1974-08-27 | Improved production method for concrete sleepers |
Publications (1)
Publication Number | Publication Date |
---|---|
AU492082B1 true AU492082B1 (en) | 1977-03-03 |
Family
ID=3761856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU84281/75A Expired AU492082B1 (en) | 1974-08-27 | 1974-08-27 | Improved production method for concrete sleepers |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU492082B1 (en) |
-
1974
- 1974-08-27 AU AU84281/75A patent/AU492082B1/en not_active Expired
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