SU560829A1 - Calcium Carbonate Production Method - Google Patents

Calcium Carbonate Production Method

Info

Publication number
SU560829A1
SU560829A1 SU2194333A SU2194333A SU560829A1 SU 560829 A1 SU560829 A1 SU 560829A1 SU 2194333 A SU2194333 A SU 2194333A SU 2194333 A SU2194333 A SU 2194333A SU 560829 A1 SU560829 A1 SU 560829A1
Authority
SU
USSR - Soviet Union
Prior art keywords
calcium carbonate
production method
carbonate production
orthophosphate
carbamide
Prior art date
Application number
SU2194333A
Other languages
Russian (ru)
Inventor
Анатолий Иванович Посторонко
Original Assignee
Украинский Заочный Политехнический Институт
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 Украинский Заочный Политехнический Институт filed Critical Украинский Заочный Политехнический Институт
Priority to SU2194333A priority Critical patent/SU560829A1/en
Application granted granted Critical
Publication of SU560829A1 publication Critical patent/SU560829A1/en

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
    • C01F11/18—Carbonates
    • C01F11/182—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
    • C01F11/183—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds the additive being an organic compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Description

(54) СПОСОБ ПОЛУЧЕНИЯ КАРБОНАТА КАЛЬЦИЯ 3 жидкости содового цроиаводства раствором карбоната натри  в присутствии бикарбоната натри  и органической добавки с последующим отделением фильтрацией осадка, о т л и чающийс  тем, что, с целью новы- 5 шени  скорости фил1л-рации, в качестве органической добавки используют ортофосфат карбамида. 2. по п. 1. о т л и ч а ю щ и й56О829 с   тем, что ортофосфат карбамида ввод т в количестве 0,01-0,05 вес.% от веса дистиллерной жидкости. Источники информации, прин тые во внимание при экспертизе: 1. Авторское свидетельство СССР 169091 кл. С О1 F 31/18, 2О.О6.63, 2. Авторское свидетельство СССР N9 51О436 кл. С О1 F 11/18, О2.О1.75.(54) METHOD FOR PRODUCING CALCIUM CARBONATE 3 soda liquids with a solution of sodium carbonate in the presence of sodium bicarbonate and an organic additive, followed by separation of the precipitate by filtration, so that, in order to increase the filtration rate, as an organic supplements use carbamide orthophosphate. 2. According to claim 1. About tl and h and y and y56O829 so that the carbamide orthophosphate is introduced in an amount of 0.01-0.05 wt.% From the weight of the distiller liquid. Sources of information taken into account in the examination: 1. USSR Copyright Certificate 169091 Cl. С O1 F 31/18, 2О.О6.63, 2. USSR Copyright Certificate N9 51О436 class. C O1 F 11/18, O2.O1.75.

SU2194333A 1975-12-01 1975-12-01 Calcium Carbonate Production Method SU560829A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2194333A SU560829A1 (en) 1975-12-01 1975-12-01 Calcium Carbonate Production Method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2194333A SU560829A1 (en) 1975-12-01 1975-12-01 Calcium Carbonate Production Method

Publications (1)

Publication Number Publication Date
SU560829A1 true SU560829A1 (en) 1977-06-05

Family

ID=20638853

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2194333A SU560829A1 (en) 1975-12-01 1975-12-01 Calcium Carbonate Production Method

Country Status (1)

Country Link
SU (1) SU560829A1 (en)

Similar Documents

Publication Publication Date Title
GB1522268A (en) Liquid purification apparatus
ES431996A1 (en) Process for production of calcium hypochlorite
SU560829A1 (en) Calcium Carbonate Production Method
GB1276120A (en) Recovery of phenol and hydrochloric acid from aqueous solutions
ES449815A1 (en) Method of continuously crystallizing sodium carbonate peroxide
SE7606654L (en) WAY TO REMOVE ACID GASES
GB1436113A (en) Purification of phosphoric acid
GB1377322A (en) Process for preparing trifluoroacetic acid
GB1015107A (en) Improvements in or relating to cyclohexylamine sulphamic acid salts
SU529123A1 (en) The method of purification of sodium chloride brine
SU688434A1 (en) Method of carbonization of ammonized liquor
JPS51117196A (en) Method for regeneration of the waste solution of the caustic soda cont aining aluminum
GB1341351A (en) Recovery of pure-schaeffers salt from crude sulphonation mixtures
SU510435A1 (en) Calcium Carbonate Production Method
SU688117A3 (en) Method of purification of sodium sulphate from organic admixes
SU513934A1 (en) Calcium Chloride Preparation Method
SU526594A1 (en) The method of producing phosphoric acid
SU405868A1 (en) METHOD OF OBTAINING N-ACYLATED AMINO ACIDS
SU510434A1 (en) Calcium Carbonate Preparation Method
GB1315785A (en) Method of producing tetrafluorodibromoethane
SU691401A1 (en) Method of preparing calcium carbonate
FR2095135A5 (en) Purification of gases from petroleum - sources
SU118814A2 (en) The method of alkali regeneration from calcium hydrosilicate compounds
JPS54112999A (en) Purification of polyether
NL7108496A (en) Purification of gases from petroleum - sources