BE434749A - - Google Patents

Info

Publication number: BE434749A
Authority: BE; Belgium

Application number

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.)

1938-06-08

Publication of BE434749A publication Critical patent/BE434749A/xx

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
- C23C22/24—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 hexavalent chromium compounds
- C23C22/33—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 hexavalent chromium compounds containing also phosphates

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)

BE434749D 1938-06-08 BE434749A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US218087XA	1938-06-08	1938-06-08

Publications (1)

Publication Number	Publication Date
BE434749A true BE434749A (en)

Family

ID=21806270

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE434749D BE434749A (en)	1938-06-08

Country Status (6)

Country	Link
BE (1)	BE434749A (en)
CH (1)	CH218087A (en)
DE (1)	DE718157C (en)
FR (1)	FR855924A (en)
GB (1)	GB530006A (en)
NL (1)	NL54075C (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2318642A (en) *	1941-04-25	1943-05-11	Parker Rust Proof Co	Coated metal article and method of making same
DE974196C (en) *	1942-12-11	1960-10-13	Metallgesellschaft Ag	Process for the production of smooth phosphate coatings on metallic objects
US2445155A (en) *	1944-10-03	1948-07-13	American Chem Paint Co	Protection of cupriferous surfaces
US2548419A (en) *	1945-08-23	1951-04-10	Poor & Co	Method for production of lustrous zinc
DE975313C (en) *	1947-09-08	1961-11-02	Metallgesellschaft Ag	Process for the production of smooth phosphate coatings on metallic objects
DE971056C (en) *	1949-10-18	1958-12-04	Boleslaw Kaspras	Process for converting layers of rust on steel into protective layers
DE972000C (en) *	1953-01-24	1959-05-06	Vacuumschmelze Ag	Process for producing an electrically insulating and heat-resistant layer on metals and metal alloys
CA581081A (en) *	1953-07-30	1959-08-11	K. Schuster Ludwig	Corrosion resistant coated steel members and method of making
FR1133904A (en) *	1954-06-04	1957-04-03	Walterisation Company Ltd	Improvements in the surface treatment of metals
US2859147A (en) *	1954-08-27	1958-11-04	Poor & Co	Process of and compositions for producing coated aluminum and aluminum alloys
US3192075A (en) *	1962-09-10	1965-06-29	Marsh Steel & Aluminum Co	Phosphate treatment composition for iron and steel products
CN116640563B (en) *	2023-05-24	2024-07-19	西南石油大学	High-temperature corrosion-inhibition phosphate completion fluid

0
- NL NL54075D patent/NL54075C/xx active
- BE BE434749D patent/BE434749A/xx unknown
1939
- 1939-06-01 DE DEM145242D patent/DE718157C/en not_active Expired
- 1939-06-05 GB GB16492/39A patent/GB530006A/en not_active Expired
- 1939-06-07 CH CH218087D patent/CH218087A/en unknown
- 1939-06-07 FR FR855924D patent/FR855924A/en not_active Expired

Also Published As

Publication number	Publication date
DE718157C (en)	1942-03-04
FR855924A (en)	1940-05-23
CH218087A (en)	1941-11-30
NL54075C (en)
GB530006A (en)	1940-12-03

Publication	Publication Date	Title
FR960164A (en)	1950-04-14
IT377406A (en)
BE425884A (en)
BE434749A (en)
NL58196C (en)	1946-09-16
NL57219C (en)
NL56522C (en)
NL56492C (en)
NL52346C (en)
NL51463C (en)
NL44863C (en)
BE433232A (en)
BE432946A (en)
BE432513A (en)
BE428654A (en)
BE428507A (en)	1938-07-30
BE428470A (en)
BE428437A (en)
BE428344A (en)
BE428170A (en)	1938-06-30
BE428159A (en)
BE428127A (en)
BE428117A (en)
BE428063A (en)	1938-06-30
BE428011A (en)