RO80498B1 - PROCEDEU DE PROTECTIE ANTICOROSIVA A UNEI CONDUCTE METALICE îNGROPATE - Google Patents

PROCEDEU DE PROTECTIE ANTICOROSIVA A UNEI CONDUCTE METALICE îNGROPATE

Info

Publication number
RO80498B1
RO80498B1 RO102802A RO10280280A RO80498B1 RO 80498 B1 RO80498 B1 RO 80498B1 RO 102802 A RO102802 A RO 102802A RO 10280280 A RO10280280 A RO 10280280A RO 80498 B1 RO80498 B1 RO 80498B1
Authority
RO
Romania
Prior art keywords
solution
metal pipe
adhesive layer
layer formed
buried metal
Prior art date
Application number
RO102802A
Other languages
English (en)
Other versions
RO80498A2 (ro
Inventor
Alexandru Constantinescu
Aurelia Bucuresti Buricatu
Cornel Iorgulescu
Cristian Kleps
Sebastian Socol
Original Assignee
Institutul De Cercetari Si Proiectari Pentru Petrol Si Gaze
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 Institutul De Cercetari Si Proiectari Pentru Petrol Si Gaze filed Critical Institutul De Cercetari Si Proiectari Pentru Petrol Si Gaze
Priority to RO102802A priority Critical patent/RO80498B1/ro
Publication of RO80498A2 publication Critical patent/RO80498A2/ro
Publication of RO80498B1 publication Critical patent/RO80498B1/ro

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  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

Inventia se refera la un procedeu de protectie anticorosiva a suprafetei exterioare a unei conducte metalice îngropate, folosite pentru transportul gazelor, titeiului sau a altor fluide. Procedeul, conform inventiei, cuprinde aplicarea pe suprafata exterioara a unei conducte metalice a unui strat format dintr-o solutie de smoala de carbune sau de bitum într-o fractiune petroliera aromata care distila la o temperatura de 150....180 degree C si rezulta ca reziduu dupa separarea benzenului si toluenului din benzina de cracare catalitica cu adaos de 0,1....1% în greutate de inhibatori de coroziune organici cum ar fi alchilarilsulfonati de calciu, amine acilate, alcooli grasi politoxilati sau alti compusi organici cu actiune de inhibare a coroziunii, solubili în hidrocarburi, peste care este aplicat, dupa evaporarea solventului, un strat adeziv format dintr-o solutie de reziduri de la prelucrarea poliestirenului, cauciucului sintetic sau a altor rasini macromoleculare într-o aceasi fractiune petroliera aromata care contine si substante cu efect bactericid si fungicid cu ar fi fenoli, acetati ai aminelor superioare sau saruri cuaternare de amoniu. în continuare este dispusa o tesatura din fibra de sticla impregnata cu o solutie care formeaza stratul adeziv, peste care este plasata o banda în vederea realizarii protectiei mecanice.
RO102802A 1980-12-09 1980-12-09 PROCEDEU DE PROTECTIE ANTICOROSIVA A UNEI CONDUCTE METALICE îNGROPATE RO80498B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO102802A RO80498B1 (ro) 1980-12-09 1980-12-09 PROCEDEU DE PROTECTIE ANTICOROSIVA A UNEI CONDUCTE METALICE îNGROPATE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO102802A RO80498B1 (ro) 1980-12-09 1980-12-09 PROCEDEU DE PROTECTIE ANTICOROSIVA A UNEI CONDUCTE METALICE îNGROPATE

Publications (2)

Publication Number Publication Date
RO80498A2 RO80498A2 (ro) 1983-02-15
RO80498B1 true RO80498B1 (ro) 1983-02-28

Family

ID=20109244

Family Applications (1)

Application Number Title Priority Date Filing Date
RO102802A RO80498B1 (ro) 1980-12-09 1980-12-09 PROCEDEU DE PROTECTIE ANTICOROSIVA A UNEI CONDUCTE METALICE îNGROPATE

Country Status (1)

Country Link
RO (1) RO80498B1 (ro)

Also Published As

Publication number Publication date
RO80498A2 (ro) 1983-02-15

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