ATE84321T1 - Stahl-korrosionsinhibitoren und diese enthaltende alkalimetall-halogenide waessriger zusammensetzung. - Google Patents

Stahl-korrosionsinhibitoren und diese enthaltende alkalimetall-halogenide waessriger zusammensetzung.

Info

Publication number: ATE84321T1
Authority: AT; Austria
Prior art keywords: alkali metal; corrosion inhibitors; aqueous composition; containing alkali; steel corrosion
Prior art date: 1987-04-15

Application number

AT88400887T

Other languages

English (en)

Inventor

Hadid Abderraouf Ben

Christian Fiaud

Jacques Mezon

Original Assignee

Gaz De France

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.)

1987-04-15

Filing date

1988-04-13

Publication date

1993-01-15

1988-04-13 Application filed by Gaz De France filed Critical Gaz De France

1993-01-15 Application granted granted Critical

1993-01-15 Publication of ATE84321T1 publication Critical patent/ATE84321T1/de

Links

239000000203 mixture Substances 0.000 title abstract 5
239000003112 inhibitor Substances 0.000 title abstract 3
229910000831 Steel Inorganic materials 0.000 title abstract 2
230000007797 corrosion Effects 0.000 title abstract 2
238000005260 corrosion Methods 0.000 title abstract 2
239000010959 steel Substances 0.000 title abstract 2
229910052783 alkali metal Inorganic materials 0.000 title 1
150000001340 alkali metals Chemical class 0.000 title 1
HJTAZXHBEBIQQX-UHFFFAOYSA-N 1,5-bis(chloromethyl)naphthalene Chemical compound C1=CC=C2C(CCl)=CC=CC2=C1CCl HJTAZXHBEBIQQX-UHFFFAOYSA-N 0.000 abstract 1
238000010521 absorption reaction Methods 0.000 abstract 1
229910001508 alkali metal halide Inorganic materials 0.000 abstract 1
150000008045 alkali metal halides Chemical class 0.000 abstract 1
239000000956 alloy Substances 0.000 abstract 1
229910045601 alloy Inorganic materials 0.000 abstract 1
GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 abstract 1
239000002585 base Substances 0.000 abstract 1
QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 abstract 1
239000012964 benzotriazole Substances 0.000 abstract 1
150000001875 compounds Chemical class 0.000 abstract 1
239000012530 fluid Substances 0.000 abstract 1
230000002195 synergetic effect Effects 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/06—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly alkaline liquids
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
- C09K5/047—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for absorption-type refrigeration systems
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Physics & Mathematics (AREA)
Chemical Kinetics & Catalysis (AREA)
Combustion & Propulsion (AREA)
Thermal Sciences (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Sorption Type Refrigeration Machines (AREA)

AT88400887T 1987-04-15 1988-04-13 Stahl-korrosionsinhibitoren und diese enthaltende alkalimetall-halogenide waessriger zusammensetzung. ATE84321T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR8705374A FR2614042A1 (fr)	1987-04-15	1987-04-15	Inhibiteurs de corrosion des aciers au carbone ou faiblement allies et compositions aqueuses d'halogenure de metal alcalin les contenant
EP88400887A EP0287459B1 (de)	1987-04-15	1988-04-13	Stahl-Korrosionsinhibitoren und diese enthaltende Alkalimetall-Halogenide wässriger Zusammensetzung

Publications (1)

Publication Number	Publication Date
ATE84321T1 true ATE84321T1 (de)	1993-01-15

Family

ID=9350172

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT88400887T ATE84321T1 (de)	1987-04-15	1988-04-13	Stahl-korrosionsinhibitoren und diese enthaltende alkalimetall-halogenide waessriger zusammensetzung.

Country Status (5)

Country	Link
EP (1)	EP0287459B1 (de)
JP (1)	JPS63286590A (de)
AT (1)	ATE84321T1 (de)
DE (1)	DE3877244D1 (de)
FR (1)	FR2614042A1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2319667A (en) *	1941-06-14	1943-05-18	Dow Chemical Co	Inhibited hygroscopic salt solution
US2394758A (en) *	1942-12-07	1946-02-12	Dow Chemical Co	Hygroscopic salt solutions containing arsenic inhibitors
US2877188A (en) *	1956-07-27	1959-03-10	Hagan Chemicals & Controls Inc	Corrosion inhibitors and method of using same
US3555841A (en) *	1968-07-15	1971-01-19	Trane Co	Arsenic trioxide corrosion inhibitor for absorption refrigeration system
US4160740A (en) *	1977-10-17	1979-07-10	The Dow Chemical Company	Inhibited aqueous, methoxypropanol coolant adjusted to a pH between about 6 and 9

1987
- 1987-04-15 FR FR8705374A patent/FR2614042A1/fr active Pending
1988
- 1988-04-13 EP EP88400887A patent/EP0287459B1/de not_active Expired - Lifetime
- 1988-04-13 AT AT88400887T patent/ATE84321T1/de not_active IP Right Cessation
- 1988-04-13 DE DE8888400887T patent/DE3877244D1/de not_active Expired - Lifetime
- 1988-04-14 JP JP63090431A patent/JPS63286590A/ja active Pending

Also Published As

Publication number	Publication date
DE3877244D1 (de)	1993-02-18
FR2614042A1 (fr)	1988-10-21
EP0287459A1 (de)	1988-10-19
EP0287459B1 (de)	1993-01-07
JPS63286590A (ja)	1988-11-24

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Legal Events

Date	Code	Title	Description
1993-07-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties