PT87973A - Processo e instalacao de analise por bombardeamento neutronico de um fluxo de materias a granel - Google Patents
Processo e instalacao de analise por bombardeamento neutronico de um fluxo de materias a granelInfo
- Publication number
- PT87973A PT87973A PT87973A PT8797388A PT87973A PT 87973 A PT87973 A PT 87973A PT 87973 A PT87973 A PT 87973A PT 8797388 A PT8797388 A PT 8797388A PT 87973 A PT87973 A PT 87973A
- Authority
- PT
- Portugal
- Prior art keywords
- neutron
- radiation
- flow
- measurement
- elements
- Prior art date
Links
- 238000004458 analytical method Methods 0.000 title abstract 3
- 239000000463 material Substances 0.000 title abstract 3
- 238000009434 installation Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 230000005855 radiation Effects 0.000 abstract 6
- 238000005259 measurement Methods 0.000 abstract 3
- 238000005065 mining Methods 0.000 abstract 2
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 230000004913 activation Effects 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 239000004568 cement Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- -1 polyethylene Polymers 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
Classifications
-
- 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
- G01N23/221—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 activation analysis
- G01N23/222—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 activation analysis using neutron activation analysis [NAA]
-
- 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
- G01N2223/074—Investigating materials by wave or particle radiation secondary emission activation analysis
- G01N2223/0745—Investigating materials by wave or particle radiation secondary emission activation analysis neutron-gamma activation analysis
-
- 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
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/303—Accessories, mechanical or electrical features calibrating, standardising
-
- 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
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/322—Accessories, mechanical or electrical features immerged detecting head
-
- 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
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/345—Accessories, mechanical or electrical features mathematical transformations on beams or signals, e.g. Fourier
-
- 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
- G01N2223/60—Specific applications or type of materials
- G01N2223/635—Specific applications or type of materials fluids, granulates
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)
- Analysing Materials By The Use Of Radiation (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8710184A FR2618225B1 (fr) | 1987-07-15 | 1987-07-15 | Procede et installation d'analyse par bombardement neutronique d'un flux de materiaux en vrac. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT87973A true PT87973A (pt) | 1989-06-30 |
| PT87973B PT87973B (pt) | 1993-09-30 |
Family
ID=9353290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT87973A PT87973B (pt) | 1987-07-15 | 1988-07-13 | Processo e instalacao de analise por bombardeamento neutronico de um fluxo de materias a granel |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0325645B1 (pt) |
| JP (1) | JPH02501331A (pt) |
| AT (1) | ATE68597T1 (pt) |
| AU (1) | AU606450B2 (pt) |
| BR (1) | BR8807128A (pt) |
| CA (1) | CA1311567C (pt) |
| DE (1) | DE3865662D1 (pt) |
| DK (1) | DK122589D0 (pt) |
| FR (1) | FR2618225B1 (pt) |
| GR (1) | GR1000142B (pt) |
| PT (1) | PT87973B (pt) |
| WO (1) | WO1989000685A1 (pt) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5289973A (en) * | 1989-03-01 | 1994-03-01 | French Andrew B | Snowmaking method and device |
| US5076993A (en) * | 1990-01-12 | 1991-12-31 | Science Applications International Corporation | Contraband detection system using direct imaging pulsed fast neutrons |
| FR2665260A1 (fr) * | 1990-07-25 | 1992-01-31 | France Etat Ponts Chaussees | Appareil de mesure par irradiation neutronique pulsee de la teneur en ses divers constituants d'un materiau en vrac et procede de determination le mettant en óoeuvre. |
| CN112326708B (zh) * | 2020-10-20 | 2023-10-24 | 汪金龙 | 基于瞬发伽马光谱的人体组织密度和元素组成重建算法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6703114A (pt) * | 1966-03-15 | 1967-09-18 | ||
| AT295893B (de) * | 1968-05-27 | 1972-01-25 | Oesterr Studien Atomenergie | Verfahren zur Bestimmung der Zusammensetzung von Materialien aller Art bzw. zur Überwachung von technisch-chemischen oder biologischen Vorgängen |
| US4409481A (en) * | 1980-08-28 | 1983-10-11 | Halliburton Company | Method for simultaneous measurement of thermal neutron decay components |
| GB2101304B (en) * | 1981-06-10 | 1985-06-12 | Atomic Energy Authority Uk | Gold ore sorting |
| US4582992A (en) * | 1984-08-10 | 1986-04-15 | Gamma-Metrics | Self-contained, on-line, real-time bulk material analyzer |
-
1987
- 1987-07-15 FR FR8710184A patent/FR2618225B1/fr not_active Expired - Lifetime
-
1988
- 1988-07-13 PT PT87973A patent/PT87973B/pt not_active IP Right Cessation
- 1988-07-13 GR GR880100468A patent/GR1000142B/el unknown
- 1988-07-14 BR BR888807128A patent/BR8807128A/pt not_active Application Discontinuation
- 1988-07-14 AT AT88907074T patent/ATE68597T1/de not_active IP Right Cessation
- 1988-07-14 CA CA000572068A patent/CA1311567C/fr not_active Expired - Lifetime
- 1988-07-14 WO PCT/EP1988/000639 patent/WO1989000685A1/fr not_active Ceased
- 1988-07-14 JP JP63506555A patent/JPH02501331A/ja active Pending
- 1988-07-14 EP EP88907074A patent/EP0325645B1/fr not_active Expired - Lifetime
- 1988-07-14 AU AU21391/88A patent/AU606450B2/en not_active Ceased
- 1988-07-14 DE DE8888907074T patent/DE3865662D1/de not_active Expired - Lifetime
-
1989
- 1989-03-14 DK DK122589A patent/DK122589D0/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0325645A1 (fr) | 1989-08-02 |
| PT87973B (pt) | 1993-09-30 |
| JPH02501331A (ja) | 1990-05-10 |
| DK122589A (da) | 1989-03-14 |
| GR1000142B (el) | 1991-09-27 |
| FR2618225A1 (fr) | 1989-01-20 |
| CA1311567C (fr) | 1992-12-15 |
| DE3865662D1 (de) | 1991-11-21 |
| GR880100468A (en) | 1989-04-12 |
| AU2139188A (en) | 1989-02-13 |
| AU606450B2 (en) | 1991-02-07 |
| BR8807128A (pt) | 1989-10-31 |
| FR2618225B1 (fr) | 1990-03-02 |
| WO1989000685A1 (fr) | 1989-01-26 |
| ATE68597T1 (de) | 1991-11-15 |
| DK122589D0 (da) | 1989-03-14 |
| EP0325645B1 (fr) | 1991-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG3A | Patent granted, date of granting |
Effective date: 19930322 |
|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19950930 |