FR1198473A - Improvements to granulometry devices - Google Patents
Improvements to granulometry devicesInfo
- Publication number
- FR1198473A FR1198473A FR1198473DA FR1198473A FR 1198473 A FR1198473 A FR 1198473A FR 1198473D A FR1198473D A FR 1198473DA FR 1198473 A FR1198473 A FR 1198473A
- Authority
- FR
- France
- Prior art keywords
- granulometry
- devices
- granulometry devices
- 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.)
- Expired
Links
Classifications
-
- 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
- B07C5/04—Sorting according to size
- B07C5/10—Sorting according to size measured by light-responsive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M11/00—Counting of objects distributed at random, e.g. on a surface
- G06M11/02—Counting of objects distributed at random, e.g. on a surface using an electron beam scanning a surface line by line, e.g. of blood cells on a substrate
- G06M11/04—Counting of objects distributed at random, e.g. on a surface using an electron beam scanning a surface line by line, e.g. of blood cells on a substrate with provision for distinguishing between different sizes of objects
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2510/57A GB845917A (en) | 1958-01-23 | 1958-01-23 | Improvements in or relating to particle sizing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1198473A true FR1198473A (en) | 1959-12-08 |
Family
ID=9740830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1198473D Expired FR1198473A (en) | 1958-01-23 | 1958-01-21 | Improvements to granulometry devices |
Country Status (4)
Country | Link |
---|---|
US (1) | US2965294A (en) |
DE (1) | DE1233641B (en) |
FR (1) | FR1198473A (en) |
GB (1) | GB845917A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2047034A1 (en) * | 1969-06-23 | 1971-03-12 | Bausch & Lomb |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1266515B (en) * | 1963-07-22 | 1968-04-18 | Bayer Ag | Method and device for evaluating curve templates |
US4303851A (en) * | 1979-10-16 | 1981-12-01 | Otis Elevator Company | People and object counting system |
US4982412A (en) * | 1989-03-13 | 1991-01-01 | Moore Push-Pin Company | Apparatus and method for counting a plurality of similar articles |
US5101359A (en) * | 1990-01-19 | 1992-03-31 | Moore Push-Pin Company | System for automatic discharge of articles |
CN111824522B (en) * | 2019-04-18 | 2024-07-12 | 舟山市质量技术监督检测研究院 | Zero-error electronic grain counting machine |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2494441A (en) * | 1948-07-28 | 1950-01-10 | Rca Corp | Method and apparatus for electronically determining particle size distribution |
US2584052A (en) * | 1949-08-30 | 1952-01-29 | Paul E Sandorff | Apparatus for counting blood corpuscles |
BE509736A (en) * | 1951-03-06 |
-
1958
- 1958-01-20 US US710059A patent/US2965294A/en not_active Expired - Lifetime
- 1958-01-21 FR FR1198473D patent/FR1198473A/en not_active Expired
- 1958-01-22 DE DEC16154A patent/DE1233641B/en active Pending
- 1958-01-23 GB GB2510/57A patent/GB845917A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2047034A1 (en) * | 1969-06-23 | 1971-03-12 | Bausch & Lomb |
Also Published As
Publication number | Publication date |
---|---|
DE1233641B (en) | 1967-02-02 |
US2965294A (en) | 1960-12-20 |
GB845917A (en) | 1960-08-24 |
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