JPS52794A - Process for production of high quality gypsum - Google Patents
Process for production of high quality gypsumInfo
- Publication number
- JPS52794A JPS52794A JP50078036A JP7803675A JPS52794A JP S52794 A JPS52794 A JP S52794A JP 50078036 A JP50078036 A JP 50078036A JP 7803675 A JP7803675 A JP 7803675A JP S52794 A JPS52794 A JP S52794A
- Authority
- JP
- Japan
- Prior art keywords
- production
- high quality
- quality gypsum
- gypsum
- sulfur
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
PURPOSE: To crystallize large grains of gypsum dihydrate crystal by the recovery process of sulfur in the waste gas as gypsum with line.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50078036A JPS52794A (en) | 1975-06-24 | 1975-06-24 | Process for production of high quality gypsum |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50078036A JPS52794A (en) | 1975-06-24 | 1975-06-24 | Process for production of high quality gypsum |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52794A true JPS52794A (en) | 1977-01-06 |
JPS5745686B2 JPS5745686B2 (en) | 1982-09-29 |
Family
ID=13650581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50078036A Granted JPS52794A (en) | 1975-06-24 | 1975-06-24 | Process for production of high quality gypsum |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52794A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54149778A (en) * | 1978-05-17 | 1979-11-24 | Mitsui Toatsu Chem Inc | Production of polyethylene film for twist wrapping |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59126278U (en) * | 1983-02-14 | 1984-08-25 | 日本エンヂニヤ−・サ−ビス株式会社 | Buried piping display device |
JP6859109B2 (en) | 2017-01-18 | 2021-04-14 | 日東電工株式会社 | Polarizing plate with optical compensation layer and organic EL panel using it |
JP2020091316A (en) | 2018-12-03 | 2020-06-11 | 日東電工株式会社 | Polarizing plate having retardation layer and picture display unit using the same |
JP7385380B2 (en) | 2019-06-07 | 2023-11-22 | 日東電工株式会社 | Manufacturing method of polarizing plate with retardation layer and hard coat layer |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973397A (en) * | 1972-11-14 | 1974-07-16 |
-
1975
- 1975-06-24 JP JP50078036A patent/JPS52794A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973397A (en) * | 1972-11-14 | 1974-07-16 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54149778A (en) * | 1978-05-17 | 1979-11-24 | Mitsui Toatsu Chem Inc | Production of polyethylene film for twist wrapping |
JPS5829208B2 (en) * | 1978-05-17 | 1983-06-21 | 三井東圧化学株式会社 | Manufacturing method of polyethylene film for twist packaging |
Also Published As
Publication number | Publication date |
---|---|
JPS5745686B2 (en) | 1982-09-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5221296A (en) | Producing method of concentrated phosphoric acid containing gypsum hem ihydrate which can be easily filtrated | |
JPS5232896A (en) | Improved wet recovery process of sulfur in the waste gas as gypsum wit h lime | |
JPS5252871A (en) | Method of treating exhaust gas | |
JPS51149300A (en) | Process for purifying stevioside | |
JPS52794A (en) | Process for production of high quality gypsum | |
JPS5213499A (en) | Method for production of globule alumina support | |
JPS51123223A (en) | Process for producing condensation products | |
JPS51146400A (en) | Process for production of cubic boron nitride | |
JPS525698A (en) | Process for production of -type gypsum hemihydrate | |
JPS51150871A (en) | Process for the purificati on of sewage | |
JPS52111589A (en) | Purification of antibiotics | |
JPS51144790A (en) | Process for preparing l-cysteine derivatives | |
JPS5218500A (en) | Process for production of photoconductive electro-optical single crist al | |
JPS524498A (en) | Method for the production of chromium oxide | |
JPS5211193A (en) | Production of crystalline gypsum fiber | |
JPS5276273A (en) | Prevention of gypsum scale formation in exhaust gas desulfurization eq uipment | |
JPS5352682A (en) | Purification of l-methionase | |
JPS51115296A (en) | Process for production of activated carbon | |
JPS52108089A (en) | Novel process for synthesis of peptide derivatives | |
JPS5218490A (en) | Process for production of active carbon | |
JPS51112592A (en) | Process for preparing calcium d-tartarate | |
JPS51138681A (en) | Process for preparing 1-carboxybenzopyrans | |
JPS52105902A (en) | Process for decreasing impurities in coke | |
JPS5236596A (en) | Method for production of high purity cryolite | |
JPS527415A (en) | Process for crystallizing oryzanol |