FR1207720A - Dispositif de mesure et de réglage de la teneur en humidité d'une matière granuleuse en vrac - Google Patents

Dispositif de mesure et de réglage de la teneur en humidité d'une matière granuleuse en vrac

Info

Publication number
FR1207720A
FR1207720A FR1207720DA FR1207720A FR 1207720 A FR1207720 A FR 1207720A FR 1207720D A FR1207720D A FR 1207720DA FR 1207720 A FR1207720 A FR 1207720A
Authority
FR
France
Prior art keywords
bulk
regulating
measuring
moisture content
granular material
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
Application number
Other languages
English (en)
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.)
Harry W Dietert Co
Original Assignee
Harry W Dietert Co
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
Priority claimed from US613075A external-priority patent/US2863191A/en
Application filed by Harry W Dietert Co filed Critical Harry W Dietert Co
Priority claimed from GB2205358A external-priority patent/GB878076A/en
Application granted granted Critical
Publication of FR1207720A publication Critical patent/FR1207720A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/0404—Proportioning
    • B28C7/0409—Proportioning taking regard of the moisture content of the solid ingredients; Moisture indicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/043—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a granular material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D22/00—Control of humidity
    • G05D22/02—Control of humidity characterised by the use of electric means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR1207720D 1956-10-01 1958-07-03 Dispositif de mesure et de réglage de la teneur en humidité d'une matière granuleuse en vrac Expired FR1207720A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US613075A US2863191A (en) 1956-10-01 1956-10-01 Sand conditioning equipment
US671295A US2957130A (en) 1956-10-01 1957-07-11 Sand conditioning equipment
GB2205358A GB878076A (en) 1958-07-09 1958-07-09 Improvements in or relating to means for measuring and regulating the moisture content of bulk granular material

Publications (1)

Publication Number Publication Date
FR1207720A true FR1207720A (fr) 1960-02-18

Family

ID=32397664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1207720D Expired FR1207720A (fr) 1956-10-01 1958-07-03 Dispositif de mesure et de réglage de la teneur en humidité d'une matière granuleuse en vrac

Country Status (4)

Country Link
US (1) US2957130A (fr)
CH (1) CH356290A (fr)
DE (1) DE1168124B (fr)
FR (1) FR1207720A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB953173A (en) * 1959-07-16 1964-03-25 George Kent Stroud Ltd Improvements in or relating to electrode assemblies
US3197698A (en) * 1959-12-07 1965-07-27 Pure Oil Co Temperature-controlled corrosion test probe
US3188563A (en) * 1960-02-09 1965-06-08 Dietert Co Harry W Porous electrode for air permeable moisture probe
DE1300316B (de) * 1966-01-03 1969-07-31 Trischberger Karl Vorrichtung zur kontinuierlichen Feuchtemessung von Schuettgut
DE3608152A1 (de) * 1986-03-12 1987-09-24 Meyer Fa Rud Otto Verfahren zur regelung von duesenkammern mit mehreren einzeln abschaltbaren duesenstoecken von luftwaeschern und anlage zur durchfuehrung des verfahrens
US4812741A (en) * 1987-02-10 1989-03-14 Stowell Dennis E Baler-mounted continuous moisture monitoring system
CN109203246B (zh) * 2018-09-25 2024-05-24 长江水利委员会长江科学院 一种基于细骨料含水率自动测定的混凝土生产过程自动补偿系统及方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB621181A (fr) * 1900-01-01
DE664502C (de) * 1938-08-27 Otto Velten Dr Kondensator zur fortlaufenden Messung des Anteiles eines Stoffes an Stoffgemischen
GB116478A (en) * 1918-02-23 1918-06-13 William Cunningham Improvements in or relating to Coke Oven Doors.
DE724042C (de) * 1937-11-30 1942-08-17 Paul Lippke Einrichtung zur Durchfuehrung von Feuchtigkeitsmessungen an schlecht oder nicht gleitfaehigen Guetern
US2542928A (en) * 1947-04-26 1951-02-20 Patterson Co C Apparatus for testing material
GB647990A (en) * 1948-11-05 1950-12-28 John Leonard Shaw Improvements in or relating to apparatus for use in determining the moisture contentof textile materials
DE1681810U (de) * 1949-08-22 1954-08-19 Heinz Dr Ing Mahlo Vorrichtung zur messung des feuchtigkeitsgehaltes hygroskopischer materialien auf elektrischem wege.
US2650343A (en) * 1949-11-09 1953-08-25 John E Thompson Device for end point determination in fat rendering process
US2608604A (en) * 1951-05-07 1952-08-26 Raymond S Hart Temperature compensated contactor
DE861933C (de) * 1951-08-07 1953-01-08 Brabender O H Vorrichtung zur fortlaufenden Bestimmung des Feuchtigkeitsgehaltes schaufelbaren Gutes
US2702948A (en) * 1952-02-12 1955-03-01 Du Pont Moisture control
US2852740A (en) * 1952-12-05 1958-09-16 Milton E Posey Moisture control device for concrete mixers
US2755438A (en) * 1953-03-11 1956-07-17 William H Cudmore Moisture tester for grains
US2824282A (en) * 1954-02-10 1958-02-18 Milton E Posey Electrode assembly
US2802178A (en) * 1954-09-22 1957-08-06 Gen Electric Motion detecting device

Also Published As

Publication number Publication date
CH356290A (de) 1961-08-15
US2957130A (en) 1960-10-18
DE1168124B (de) 1964-04-16

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