BE792234A - Procedes et appareils pour determiner la teneur en humidite de tabac - Google Patents

Procedes et appareils pour determiner la teneur en humidite de tabac

Info

Publication number
BE792234A
BE792234A BE792234DA BE792234A BE 792234 A BE792234 A BE 792234A BE 792234D A BE792234D A BE 792234DA BE 792234 A BE792234 A BE 792234A
Authority
BE
Belgium
Prior art keywords
tobacco
determining
methods
humidity content
humidity
Prior art date
Application number
Other languages
English (en)
Inventor
J O Pullman
Original Assignee
Liggett & Myers Inc
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.)
Publication date
Publication of BE792234A publication Critical patent/BE792234A/fr

Links

Classifications

    • 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
    • G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
BE792234D 1971-12-03 Procedes et appareils pour determiner la teneur en humidite de tabac BE792234A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20457771A 1971-12-03 1971-12-03

Publications (1)

Publication Number Publication Date
BE792234A true BE792234A (fr) 1973-03-30

Family

ID=22758500

Family Applications (1)

Application Number Title Priority Date Filing Date
BE792234D BE792234A (fr) 1971-12-03 Procedes et appareils pour determiner la teneur en humidite de tabac

Country Status (11)

Country Link
US (1) US3766471A (fr)
JP (1) JPS4876594A (fr)
AR (1) AR199888A1 (fr)
BE (1) BE792234A (fr)
BR (1) BR7208343D0 (fr)
CA (1) CA984462A (fr)
CH (1) CH549963A (fr)
DE (1) DE2258961C3 (fr)
FR (1) FR2164244A5 (fr)
GB (1) GB1374717A (fr)
NL (1) NL7216448A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909709A (en) * 1974-04-04 1975-09-30 Leroy J Maxon Conductivity measuring apparatus
CH572210A5 (fr) * 1974-05-22 1976-01-30 Zellweger Uster Ag
JPS5540391U (fr) * 1978-09-09 1980-03-15
US4259633A (en) * 1978-07-25 1981-03-31 Armstrong Cork Company Method and apparatus for measuring the moisture content of wood
AU5728380A (en) * 1979-04-10 1980-10-16 Johnston, Hal Pty. Ltd. Hood for rotary-arm dishwasher
US4358731A (en) * 1980-05-23 1982-11-09 Philip Morris Incorporated Apparatus and method for moisture measurement
US4692685A (en) * 1984-03-14 1987-09-08 Blaze Kevin L Electrical measuring apparatus, and methods for determining the condition or identity of biological material
NL8900930A (nl) * 1989-04-13 1990-11-01 Rockwool Grodan Bv Werkwijze en inrichting voor het meten van de vochtigheid van een kunstmatig substraat.
US5212453A (en) * 1990-08-03 1993-05-18 Imko Micromodultechnik Gmbh Pulse echo method and apparatus for measuring the moisture content of materials
DE4334649C2 (de) * 1993-04-29 1995-02-23 Imko Intelligente Micromodule Sonde für Materialfeuchtesensor
DE4424833C2 (de) * 1994-07-14 1998-12-17 Mannesmann Vdo Ag Schaltungsanordnung zur Messung des Widerstandes eines Feuchtesensors
DE19519823A1 (de) * 1995-05-31 1996-12-05 Bayer Ag Polyfunktionelle Azoreaktivfarbstoffe
US6107809A (en) * 1995-07-18 2000-08-22 Malcam Ltd. Device and method for determining the moisture content of tobacco
CA2288646A1 (fr) * 1996-05-07 1997-11-13 Knox Security Engineering Corporation Dispositifs de detection d'humidite, par exemple pour couches, et couches comportant lesdits dispositifs
US6114863A (en) * 1998-04-29 2000-09-05 General Electric Company Method for determining the presence of water in materials
US6963205B2 (en) * 2002-08-21 2005-11-08 Lundstrom John W Electrically measuring soil dry density
CA2638553C (fr) * 2008-08-07 2017-04-25 Sipco Pty Ltd. Un appareil et une methode de reperage et de marquage de ballots de materiau en vrac comme des ballots de fourrage qui ont des caracteristiques particulieres
DE102010038890A1 (de) * 2010-08-04 2012-02-09 BSH Bosch und Siemens Hausgeräte GmbH Hausgerät zum Trocknen von Wäschestücken und Verfahren zum Bestimmen einer mit einem Trocknungsgrad der Wäschestücke korrelierten Messgröße
US10107709B2 (en) * 2014-11-05 2018-10-23 Sears Brands, L.L.C. Water sensors with multi-value outputs and associated systems and methods

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661734A (en) * 1945-09-06 1953-12-08 Hartford Nat Bank & Trust Co Arrangement for recording variations in the electrical resistance of the human body
US3071967A (en) * 1958-04-11 1963-01-08 Corning Glass Works Electrical measuring and control apparatus and a glass press embodying the same

Also Published As

Publication number Publication date
US3766471A (en) 1973-10-16
DE2258961B2 (de) 1974-11-28
DE2258961A1 (de) 1973-06-20
BR7208343D0 (pt) 1973-09-13
DE2258961C3 (de) 1975-07-17
NL7216448A (fr) 1973-06-05
CH549963A (de) 1974-06-14
FR2164244A5 (fr) 1973-07-27
AR199888A1 (es) 1974-10-08
CA984462A (en) 1976-02-24
GB1374717A (en) 1974-11-20
JPS4876594A (fr) 1973-10-15

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