DE2944388A1 - Eisenmetallgraupe - Google Patents

Eisenmetallgraupe

Info

Publication number
DE2944388A1
DE2944388A1 DE19792944388 DE2944388A DE2944388A1 DE 2944388 A1 DE2944388 A1 DE 2944388A1 DE 19792944388 DE19792944388 DE 19792944388 DE 2944388 A DE2944388 A DE 2944388A DE 2944388 A1 DE2944388 A1 DE 2944388A1
Authority
DE
Germany
Prior art keywords
boron
weight
concrete
barley
cupola
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.)
Withdrawn
Application number
DE19792944388
Other languages
German (de)
English (en)
Inventor
Luc De Charentenay
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
Publication of DE2944388A1 publication Critical patent/DE2944388A1/de
Withdrawn legal-status Critical Current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 pre-alloyed powders or a master alloy
    • C22C33/0228—Using a mixture of pre-alloyed 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)
DE19792944388 1978-11-03 1979-11-02 Eisenmetallgraupe Withdrawn DE2944388A1 (de)

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 (1)

Publication Number Publication Date
DE2944388A1 true DE2944388A1 (de) 1980-05-14

Family

ID=9214440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792944388 Withdrawn DE2944388A1 (de) 1978-11-03 1979-11-02 Eisenmetallgraupe

Country Status (3)

Country Link
DE (1) DE2944388A1 (https=)
FR (1) FR2440410A1 (https=)
GB (1) GB2038357B (https=)

Cited By (2)

* 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

Families Citing this family (2)

* 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
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.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1105957A (en) * 1964-11-27 1968-03-13 English Electric Co Ltd Radiation shielding materials
NL6516411A (https=) * 1964-12-18 1966-06-20
JPS5148124B2 (https=) * 1972-04-22 1976-12-18
US4023985A (en) * 1975-09-29 1977-05-17 Cleveland Metal Abrasive, Inc. Steel abrasives and method for producing same

Cited By (2)

* 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

Also Published As

Publication number Publication date
FR2440410B1 (https=) 1981-05-29
GB2038357B (en) 1983-04-13
FR2440410A1 (fr) 1980-05-30
GB2038357A (en) 1980-07-23

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee