FR2271880B1 - - Google Patents
Info
- Publication number
- FR2271880B1 FR2271880B1 FR7417779A FR7417779A FR2271880B1 FR 2271880 B1 FR2271880 B1 FR 2271880B1 FR 7417779 A FR7417779 A FR 7417779A FR 7417779 A FR7417779 A FR 7417779A FR 2271880 B1 FR2271880 B1 FR 2271880B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/346—Sorting according to other particular properties according to radioactive properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
- G01N2223/076—X-ray fluorescence
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7417779A FR2271880A1 (en) | 1974-05-22 | 1974-05-22 | High speed sorting of iron ores - using radioactive source to produce X-ray fluorescence due to iron and calcium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7417779A FR2271880A1 (en) | 1974-05-22 | 1974-05-22 | High speed sorting of iron ores - using radioactive source to produce X-ray fluorescence due to iron and calcium |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2271880A1 FR2271880A1 (en) | 1975-12-19 |
FR2271880B1 true FR2271880B1 (en) | 1977-03-11 |
Family
ID=9139153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7417779A Granted FR2271880A1 (en) | 1974-05-22 | 1974-05-22 | High speed sorting of iron ores - using radioactive source to produce X-ray fluorescence due to iron and calcium |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2271880A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4425143A (en) | 1978-12-29 | 1984-01-10 | Shin Tohoku Chemical Industries Inc. | Adsorption by zeolitic composition |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1593991A (en) * | 1977-05-31 | 1981-07-22 | Coal Industry Patents Ltd | Method of and apparatus for determining the proportion of at least one material in a moving mixture of materials |
DE2907513C2 (en) * | 1979-02-26 | 1982-11-11 | Battelle-Institut E.V., 6000 Frankfurt | Sampling procedure for determining the chemical composition of macroscopic components of materials |
EP0074447B1 (en) * | 1981-09-15 | 1987-01-07 | Resource Recovery Limited | Apparatus and method for sorting articles |
DE3275274D1 (en) * | 1982-06-07 | 1987-03-05 | Sczimarowski Klaus | Device for sorting metal pieces |
-
1974
- 1974-05-22 FR FR7417779A patent/FR2271880A1/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4425143A (en) | 1978-12-29 | 1984-01-10 | Shin Tohoku Chemical Industries Inc. | Adsorption by zeolitic composition |
Also Published As
Publication number | Publication date |
---|---|
FR2271880A1 (en) | 1975-12-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |