JPS52794A - Process for production of high quality gypsum - Google Patents

Process for production of high quality gypsum

Info

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
Application number
JP50078036A
Other languages
Japanese (ja)
Other versions
JPS5745686B2 (en
Inventor
Chihiro Kojima
Takao Kusakabe
Akira Fukui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JGC Corp
Original Assignee
JGC Corp
Japan Gasoline Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JGC Corp, Japan Gasoline Co Ltd filed Critical JGC Corp
Priority to JP50078036A priority Critical patent/JPS52794A/en
Publication of JPS52794A publication Critical patent/JPS52794A/en
Publication of JPS5745686B2 publication Critical patent/JPS5745686B2/ja
Granted legal-status Critical Current

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
JP50078036A 1975-06-24 1975-06-24 Process for production of high quality gypsum Granted JPS52794A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4973397A (en) * 1972-11-14 1974-07-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4973397A (en) * 1972-11-14 1974-07-16

Cited By (2)

* Cited by examiner, † Cited by third party
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