FR2440410A1 - Grenaille au bore et application de cette grenaille a la realisation de beton pour la protection contre les radiations nucleaires - Google Patents

Grenaille au bore et application de cette grenaille a la realisation de beton pour la protection contre les radiations nucleaires

Info

Publication number
FR2440410A1
FR2440410A1 FR7831153A FR7831153A FR2440410A1 FR 2440410 A1 FR2440410 A1 FR 2440410A1 FR 7831153 A FR7831153 A FR 7831153A FR 7831153 A FR7831153 A FR 7831153A FR 2440410 A1 FR2440410 A1 FR 2440410A1
Authority
FR
France
Prior art keywords
pellets
application
concrete
boron
production
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7831153A
Other languages
English (en)
Other versions
FR2440410B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
THOME CROMBACK ACIERIES
Original Assignee
THOME CROMBACK ACIERIES
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 THOME CROMBACK ACIERIES filed Critical THOME CROMBACK ACIERIES
Priority to FR7831153A priority Critical patent/FR2440410A1/fr
Priority to DE19792944388 priority patent/DE2944388A1/de
Priority to GB7938226A priority patent/GB2038357B/en
Publication of FR2440410A1 publication Critical patent/FR2440410A1/fr
Application granted granted Critical
Publication of FR2440410B1 publication Critical patent/FR2440410B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • C22C33/0228—Using a mixture of prealloyed powders or a master alloy comprising other non-metallic compounds or more than 5% of graphite
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F1/00—Shielding characterised by the composition of the materials
    • G21F1/02—Selection of uniform shielding materials
    • G21F1/04—Concretes; Other hydraulic hardening materials
    • G21F1/042—Concretes combined with other materials dispersed in the carrier

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

L'INVENTION CONCERNE UNE GRENAILLE DE FONTE. SELON L'INVENTION, CETTE GRENAILLE CONTIENT DE 0,1 A 5 EN POIDS DE BORE. APPLICATION: ADDITIF POUR BETON A HAUTE DENSITE POUR LA PROTECTION DES RAYONNEMENTS NUCLEAIRES.
FR7831153A 1978-11-03 1978-11-03 Grenaille au bore et application de cette grenaille a la realisation de beton pour la protection contre les radiations nucleaires Granted FR2440410A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7831153A FR2440410A1 (fr) 1978-11-03 1978-11-03 Grenaille au bore et application de cette grenaille a la realisation de beton pour la protection contre les radiations nucleaires
DE19792944388 DE2944388A1 (de) 1978-11-03 1979-11-02 Eisenmetallgraupe
GB7938226A GB2038357B (en) 1978-11-03 1979-11-05 Granulated ferrous boron containing metal and its use for producing concrete for protection against nuclear radiation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7831153A FR2440410A1 (fr) 1978-11-03 1978-11-03 Grenaille au bore et application de cette grenaille a la realisation de beton pour la protection contre les radiations nucleaires

Publications (2)

Publication Number Publication Date
FR2440410A1 true FR2440410A1 (fr) 1980-05-30
FR2440410B1 FR2440410B1 (fr) 1981-05-29

Family

ID=9214440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7831153A Granted FR2440410A1 (fr) 1978-11-03 1978-11-03 Grenaille au bore et application de cette grenaille a la realisation de beton pour la protection contre les radiations nucleaires

Country Status (3)

Country Link
DE (1) DE2944388A1 (fr)
FR (1) FR2440410A1 (fr)
GB (1) GB2038357B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2534733A1 (fr) * 1982-10-15 1984-04-20 Commissariat Energie Atomique Materiau neutrophage contenant du bore et son procede de fabrication

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3821684A1 (de) * 1988-06-28 1990-02-08 Martin Dr Westarp Baustoff zur herstellung von schutzraumbauten
DE10228387B4 (de) * 2002-06-25 2014-10-16 Polygro Trading Ag Behältersystem zum Transport und zur Lagerung hochradioaktiver Materialien
ES2296522B1 (es) * 2006-05-26 2009-04-01 Europea De Minerales Y Derivados, S.L. Masa pesada para la fabricacion de productos con alta capacidad de radio-proteccion.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1458833A (fr) * 1964-11-27 1966-11-10 English Electric Co Ltd Matière arrêtant les rayonnements
GB1100200A (en) * 1964-12-18 1968-01-24 Eutectic Welding Alloys Welding products
DE2320525A1 (de) * 1972-04-22 1973-11-08 Toyo Kogyo Co Verschleissfeste borreiche sinterlegierung
US4023985A (en) * 1975-09-29 1977-05-17 Cleveland Metal Abrasive, Inc. Steel abrasives and method for producing same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1458833A (fr) * 1964-11-27 1966-11-10 English Electric Co Ltd Matière arrêtant les rayonnements
GB1100200A (en) * 1964-12-18 1968-01-24 Eutectic Welding Alloys Welding products
DE2320525A1 (de) * 1972-04-22 1973-11-08 Toyo Kogyo Co Verschleissfeste borreiche sinterlegierung
US4023985A (en) * 1975-09-29 1977-05-17 Cleveland Metal Abrasive, Inc. Steel abrasives and method for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1973 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2534733A1 (fr) * 1982-10-15 1984-04-20 Commissariat Energie Atomique Materiau neutrophage contenant du bore et son procede de fabrication
EP0106759A2 (fr) * 1982-10-15 1984-04-25 Commissariat à l'Energie Atomique Matériau neutrophage contenant du bore et son procédé de fabrication
EP0106759A3 (fr) * 1982-10-15 1984-06-06 Commissariat à l'Energie Atomique Matériau neutrophage contenant du bore et son procédé de fabrication

Also Published As

Publication number Publication date
GB2038357B (en) 1983-04-13
DE2944388A1 (de) 1980-05-14
FR2440410B1 (fr) 1981-05-29
GB2038357A (en) 1980-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse