IE41944B1 - Apparatus for making gypsum articles form calcium sulphate -semihydrate - Google Patents
Apparatus for making gypsum articles form calcium sulphate -semihydrateInfo
- Publication number
- IE41944B1 IE41944B1 IE2533/75A IE253375A IE41944B1 IE 41944 B1 IE41944 B1 IE 41944B1 IE 2533/75 A IE2533/75 A IE 2533/75A IE 253375 A IE253375 A IE 253375A IE 41944 B1 IE41944 B1 IE 41944B1
- Authority
- IE
- Ireland
- Prior art keywords
- centrifuge
- semihydrate
- receptacle
- suspension
- calcium sulphate
- Prior art date
Links
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title claims abstract description 69
- 235000011132 calcium sulphate Nutrition 0.000 title claims abstract description 34
- 239000001175 calcium sulphate Substances 0.000 title claims abstract description 34
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 10
- 239000010440 gypsum Substances 0.000 title claims abstract description 10
- 239000000725 suspension Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000009969 flowable effect Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 14
- 238000013019 agitation Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
-
- 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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
-
- 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
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Centrifugal Separators (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742455312 DE2455312C2 (de) | 1974-11-22 | Vorrichtung zur Herstellung von Gipsformteilen aus Calciumsulfat-alpha-Halbhydrat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE41944L IE41944L (en) | 1976-05-22 |
| IE41944B1 true IE41944B1 (en) | 1980-05-07 |
Family
ID=5931483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE2533/75A IE41944B1 (en) | 1974-11-22 | 1975-11-21 | Apparatus for making gypsum articles form calcium sulphate -semihydrate |
Country Status (13)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20250084005A1 (en) * | 2023-04-20 | 2025-03-13 | Obshchestvo S Ogranichennoi Otvetstvennostiu "Amatec" | A method for making a water/gypsum mixture |
-
1975
- 1975-10-10 GB GB41614/75A patent/GB1482336A/en not_active Expired
- 1975-10-27 CH CH1389175A patent/CH605072A5/xx not_active IP Right Cessation
- 1975-11-12 SE SE7512705A patent/SE401639B/xx unknown
- 1975-11-13 SU SU752189609A patent/SU921460A3/ru active
- 1975-11-14 BR BR7507550*A patent/BR7507550A/pt unknown
- 1975-11-19 BE BE161985A patent/BE835710A/xx not_active IP Right Cessation
- 1975-11-19 NL NLAANVRAGE7513519,A patent/NL173250C/xx not_active IP Right Cessation
- 1975-11-20 LU LU73837A patent/LU73837A1/xx unknown
- 1975-11-20 PL PL1975184881A patent/PL105322B1/pl unknown
- 1975-11-20 AT AT882775A patent/AT344576B/de active
- 1975-11-21 IE IE2533/75A patent/IE41944B1/en unknown
- 1975-11-21 DK DK525275A patent/DK141575C/da active
- 1975-11-21 FR FR7535718A patent/FR2291837A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2291837A1 (fr) | 1976-06-18 |
| DE2455312B1 (de) | 1976-01-29 |
| GB1482336A (en) | 1977-08-10 |
| FR2291837B1 (enrdf_load_stackoverflow) | 1982-10-01 |
| CH605072A5 (enrdf_load_stackoverflow) | 1978-09-29 |
| NL7513519A (nl) | 1976-05-25 |
| BR7507550A (pt) | 1976-08-10 |
| NL173250B (nl) | 1983-08-01 |
| SE7512705L (sv) | 1976-05-24 |
| NL173250C (nl) | 1984-01-02 |
| ATA882775A (de) | 1977-11-15 |
| SE401639B (sv) | 1978-05-22 |
| PL105322B1 (pl) | 1979-10-31 |
| SU921460A3 (ru) | 1982-04-15 |
| DK525275A (da) | 1976-05-23 |
| IE41944L (en) | 1976-05-22 |
| DK141575B (da) | 1980-04-28 |
| DK141575C (da) | 1980-09-15 |
| AT344576B (de) | 1978-07-25 |
| BE835710A (fr) | 1976-05-19 |
| LU73837A1 (enrdf_load_stackoverflow) | 1976-09-06 |
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