BE547125A - Procede pour conserver l'efficacite des bains de phosphatation a temperature ambiante - Google Patents

Procede pour conserver l'efficacite des bains de phosphatation a temperature ambiante

Info

Publication number: BE547125A
Authority: BE; Belgium
Prior art keywords: sep; baths; phosphating; bath; room temperature
Prior art date: 1955-04-20

Application number

Other languages

English (en)

French (fr)

Inventor

P. De Cerma

Original Assignee

Montecatini, Soc. Gen. Per L'industria Mineraria E Chimica

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.)

1955-04-20

Filing date

1956-04-19

Publication date

1956-05-15

1956-04-19 Application filed by Montecatini, Soc. Gen. Per L'industria Mineraria E Chimica filed Critical Montecatini, Soc. Gen. Per L'industria Mineraria E Chimica

1956-05-15 Publication of BE547125A publication Critical patent/BE547125A/fr

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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
- C23C22/08—Orthophosphates
- C23C22/12—Orthophosphates containing zinc cations
- C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions

Landscapes

Chemical & Material Sciences (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Treatment Of Metals (AREA)

BE547125D 1955-04-20 1956-04-19 Procede pour conserver l'efficacite des bains de phosphatation a temperature ambiante BE547125A (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US2863793XA	1955-04-20	1955-04-20
IT343201X		1955-04-20
IT1147796X		1955-04-20
US578592A US2863793A (en)	1955-04-20	1956-04-17	Method of maintaining the efficiency of phosphate coating baths used at room temperature

Publications (1)

Publication Number	Publication Date
BE547125A true BE547125A (fr)	1956-05-15

Family

ID=61187843

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE547125D BE547125A (fr)	1955-04-20	1956-04-19	Procede pour conserver l'efficacite des bains de phosphatation a temperature ambiante

Country Status (8)

Country	Link
US (1)	US2863793A (da)
BE (1)	BE547125A (da)
CH (1)	CH343201A (da)
DE (1)	DE1069451B (da)
FR (1)	FR1147796A (da)
IT (1)	IT532546A (da)
LU (1)	LU34317A1 (da)
NL (1)	NL206455A (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1176446B (de) *	1961-12-07	1964-08-20	Hoechst Ag	Verfahren und Mittel zum Aufbringen von Phosphatschichten auf Metalloberflaechen
AT282285B (de) *	1965-12-22	1970-06-25	Plaut Fa J	Zinkphosphatüberzüge
US3516875A (en) *	1966-06-11	1970-06-23	Hooker Chemical Corp	Process for coating ferrous surfaces
IT1111586B (it) *	1979-03-16	1986-01-13	Parker Italiana	Composizioni protettive per superfici d'acciaio e processo per la loro preparazione

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2315605A (en) *	1942-06-29	1943-04-06	Hugo J Ehrenfeld	Venetian blind structure
DE910165C (de) *	1943-01-15	1954-04-29	Hoechst Ag	Verfahren zur Herstellung von Sulfonsaeuren
DE900162C (de) *	1943-07-01	1953-12-21	Metallgesellschaft Ag	Phosphatierverfahren
DE900163C (de) *	1943-07-01	1953-12-21	Metallgesellschaft Ag	Phosphatierverfahren
DE859843C (de) *	1949-02-28	1952-12-15	Metallgesellschaft Ag	Verfahren zur Phosphatierung von Metallen

0
- NL NL206455D patent/NL206455A/xx unknown
- IT IT532546D patent/IT532546A/it unknown
1956
- 1956-04-17 US US578592A patent/US2863793A/en not_active Expired - Lifetime
- 1956-04-19 LU LU34317D patent/LU34317A1/fr unknown
- 1956-04-19 BE BE547125D patent/BE547125A/fr unknown
- 1956-04-19 CH CH343201D patent/CH343201A/de unknown
- 1956-04-19 FR FR1147796D patent/FR1147796A/fr not_active Expired
1959
- 1959-04-19 DE DE1959M0030302 patent/DE1069451B/de active Pending

Also Published As

Publication number	Publication date
CH343201A (de)	1959-12-15
IT532546A (da)	1900-01-01
FR1147796A (fr)	1957-11-29
NL206455A (da)	1900-01-01
DE1069451B (de)	1959-11-19
LU34317A1 (fr)	1956-06-19
US2863793A (en)	1958-12-09

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