FR1330015A - Device for pumping corrosive liquids, especially ammonium carbamate in urea synthesis plants - Google Patents

Device for pumping corrosive liquids, especially ammonium carbamate in urea synthesis plants

Info

Publication number
FR1330015A
FR1330015A FR905475A FR905475A FR1330015A FR 1330015 A FR1330015 A FR 1330015A FR 905475 A FR905475 A FR 905475A FR 905475 A FR905475 A FR 905475A FR 1330015 A FR1330015 A FR 1330015A
Authority
FR
France
Prior art keywords
ammonium carbamate
urea synthesis
corrosive liquids
especially ammonium
synthesis plants
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
FR905475A
Other languages
French (fr)
Inventor
Tito Borelli
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
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 Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montedison SpA
Priority to FR905475A priority Critical patent/FR1330015A/en
Application granted granted Critical
Publication of FR1330015A publication Critical patent/FR1330015A/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
    • C07C273/04—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 from carbon dioxide and ammonia
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/141—Intermediate liquid piston between the driving piston and the pumped liquid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR905475A 1962-07-30 1962-07-30 Device for pumping corrosive liquids, especially ammonium carbamate in urea synthesis plants Expired FR1330015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR905475A FR1330015A (en) 1962-07-30 1962-07-30 Device for pumping corrosive liquids, especially ammonium carbamate in urea synthesis plants

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR905475A FR1330015A (en) 1962-07-30 1962-07-30 Device for pumping corrosive liquids, especially ammonium carbamate in urea synthesis plants

Publications (1)

Publication Number Publication Date
FR1330015A true FR1330015A (en) 1963-06-14

Family

ID=8784183

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905475A Expired FR1330015A (en) 1962-07-30 1962-07-30 Device for pumping corrosive liquids, especially ammonium carbamate in urea synthesis plants

Country Status (1)

Country Link
FR (1) FR1330015A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107192660A (en) * 2017-05-27 2017-09-22 中国科学院上海技术物理研究所 It is a kind of to be used for the apparatus and method that dynamic observes Cdl-x_Znx_Te chemical attack hole

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107192660A (en) * 2017-05-27 2017-09-22 中国科学院上海技术物理研究所 It is a kind of to be used for the apparatus and method that dynamic observes Cdl-x_Znx_Te chemical attack hole
CN107192660B (en) * 2017-05-27 2023-09-12 中国科学院上海技术物理研究所 Device and method for dynamically observing tellurium-zinc-cadmium material chemical corrosion pits

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