BE729801A - - Google Patents

Info

Publication number: BE729801A
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.)

1968-03-20

Filing date

1969-03-13

Publication date

1969-09-15

1969-03-13 Application filed filed Critical

1969-09-15 Publication of BE729801A publication Critical patent/BE729801A/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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/20—Other heavy metals
- C23G1/205—Other heavy metals refractory metals
- 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
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/26—Acidic compositions for etching refractory metals
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/06—Casings; Jackets
- G21C3/07—Casings; Jackets characterised by their material, e.g. alloys
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Metallurgy (AREA)
General Chemical & Material Sciences (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Plasma & Fusion (AREA)
General Engineering & Computer Science (AREA)
High Energy & Nuclear Physics (AREA)
Chemical Treatment Of Metals (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

BE729801D 1968-03-20 1969-03-13 BE729801A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US71444168A	1968-03-20	1968-03-20

Publications (1)

Publication Number	Publication Date
BE729801A true BE729801A (de)	1969-09-15

Family

ID=24870055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE729801D BE729801A (de)	1968-03-20	1969-03-13

Country Status (9)

Country	Link
US (1)	US3669758A (de)
BE (1)	BE729801A (de)
CH (1)	CH516652A (de)
DE (1)	DE1913402C2 (de)
ES (1)	ES364950A1 (de)
FR (1)	FR2007345B1 (de)
GB (1)	GB1229395A (de)
NL (1)	NL6904161A (de)
SE (1)	SE352110B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3850732A (en) *	1970-12-02	1974-11-26	Amchem Prod	Zirconium rinse for phosphate coated metal surfaces
DE3305730A1 (de) *	1983-02-18	1984-08-23	Kraftwerk Union AG, 4330 Mülheim	Verfahren zum oberflaechenbehandeln von fertigteilen, insbesondere von rohren und abstandshaltern, aus zirkoniumlegierungen fuer kernreaktorbrennelemente
US4589929A (en) *	1984-02-09	1986-05-20	Kraftwerk Union Aktiengesellschaft	Method for treating the surface of finished parts, particularly the surface of tubes and spacers formed of zirconium alloys, for nuclear reactor fuel assemblies
FR2683165A1 (fr) *	1991-10-31	1993-05-07	Commissariat Energie Atomique	Procede de nettoyage des evaporateurs d'effluents organiques.
FR2873848B1 (fr) *	2004-08-02	2006-11-17	Tech En Milieu Ionisant Stmi S	Procede de decontamination d'objets en plomb
DE102016208202A1 (de) *	2016-05-12	2017-11-16	Rwe Power Aktiengesellschaft	Chemische Dekontamination von radioaktiven Metalloberflächen
CN118048629A (zh) *	2024-02-21	2024-05-17	江西瑞思博新材料有限公司	用于锆反应装置的清洗剂及其制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2977204A (en) *	1959-08-14	1961-03-28	Donald W Shannon	Method of improving corrosion resistance of zirconium

1968
- 1968-03-20 US US714441A patent/US3669758A/en not_active Expired - Lifetime
1969
- 1969-03-05 GB GB1229395D patent/GB1229395A/en not_active Expired
- 1969-03-13 BE BE729801D patent/BE729801A/xx not_active IP Right Cessation
- 1969-03-17 DE DE1913402A patent/DE1913402C2/de not_active Expired
- 1969-03-18 ES ES364950A patent/ES364950A1/es not_active Expired
- 1969-03-18 NL NL6904161A patent/NL6904161A/xx unknown
- 1969-03-19 FR FR696907970A patent/FR2007345B1/fr not_active Expired
- 1969-03-19 CH CH417669A patent/CH516652A/de not_active IP Right Cessation
- 1969-03-20 SE SE03917/69A patent/SE352110B/xx unknown

Also Published As

Publication number	Publication date
FR2007345B1 (de)	1973-07-13
GB1229395A (de)	1971-04-21
US3669758A (en)	1972-06-13
DE1913402C2 (de)	1982-06-03
FR2007345A1 (de)	1970-01-09
NL6904161A (de)	1969-09-23
ES364950A1 (es)	1972-01-01
DE1913402A1 (de)	1969-11-13
CH516652A (de)	1971-12-15
SE352110B (de)	1972-12-18

Publication	Publication Date	Title
AU5506869A (de)	1970-11-26
AU2374870A (de)	1972-06-29
AU5184069A (de)	1970-07-17
AU6168869A (de)	1971-04-08
FR2007345B1 (de)	1973-07-13
AU416157B2 (de)	1971-08-23
AU2952567A (de)	1970-05-14
AU4811568A (de)	1974-08-01
AU421558B1 (de)	1970-01-29
AU3789668A (de)	1968-06-20
AR203075Q (de)	1975-08-14
AU2580267A (de)	1970-02-05
AU3224368A (de)	1969-07-17
BE728425A (de)	1969-08-14
BE709138A (de)	1968-05-16
BE709320A (de)	1968-05-16
AU4464266A (de)	1970-04-16
BE727775A (de)	1969-07-31
AU2496167A (de)	1970-01-15
BE709095A (de)	1968-07-09
BE728638A (de)	1969-08-01
BE709435A (de)	1968-07-16
BE726610A (de)	1969-07-08
BE642636A (de)
AU4558658A (de)	1970-05-07

Legal Events

Date	Code	Title	Description
1985-09-30	RE	Patent lapsed	Owner name: GENERALE ELECTRIC CY Effective date: 19850313

Date

Code

Title

Description

1985-09-30

Patent lapsed

Owner name: GENERALE ELECTRIC CY

Effective date: 19850313