FR554263A - Process for separating urea from a solution containing: water, an acid, urea and optionally compounds derived from urea - Google Patents

Process for separating urea from a solution containing: water, an acid, urea and optionally compounds derived from urea

Info

Publication number
FR554263A
FR554263A FR554263DA FR554263A FR 554263 A FR554263 A FR 554263A FR 554263D A FR554263D A FR 554263DA FR 554263 A FR554263 A FR 554263A
Authority
FR
France
Prior art keywords
urea
acid
water
solution containing
separating
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
Application number
Other languages
French (fr)
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.)
SOC PRODUITS AZOTES SA
Original Assignee
SOC PRODUITS AZOTES SA
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 SOC PRODUITS AZOTES SA filed Critical SOC PRODUITS AZOTES SA
Application granted granted Critical
Publication of FR554263A publication Critical patent/FR554263A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR554263D 1921-11-29 1921-11-29 Process for separating urea from a solution containing: water, an acid, urea and optionally compounds derived from urea Expired FR554263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR554263T 1921-11-29

Publications (1)

Publication Number Publication Date
FR554263A true FR554263A (en) 1923-06-08

Family

ID=8938740

Family Applications (1)

Application Number Title Priority Date Filing Date
FR554263D Expired FR554263A (en) 1921-11-29 1921-11-29 Process for separating urea from a solution containing: water, an acid, urea and optionally compounds derived from urea

Country Status (1)

Country Link
FR (1) FR554263A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5082447A (en) * 1989-08-07 1992-01-21 Tobin Hinkle Star projection device
CN115400493A (en) * 2022-09-13 2022-11-29 江苏可兰素环保科技有限公司 Purification process of urea solution for vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5082447A (en) * 1989-08-07 1992-01-21 Tobin Hinkle Star projection device
CN115400493A (en) * 2022-09-13 2022-11-29 江苏可兰素环保科技有限公司 Purification process of urea solution for vehicle

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