CA984462A - Method and apparatus for determining moisture content of tobacco - Google Patents

Method and apparatus for determining moisture content of tobacco

Info

Publication number
CA984462A
CA984462A CA157,378A CA157378A CA984462A CA 984462 A CA984462 A CA 984462A CA 157378 A CA157378 A CA 157378A CA 984462 A CA984462 A CA 984462A
Authority
CA
Canada
Prior art keywords
tobacco
moisture content
determining moisture
determining
content
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
CA157,378A
Other languages
English (en)
Other versions
CA157378S (en
Inventor
James O. Pullman
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.)
Liggett Group LLC
Original Assignee
Liggett and 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.)
Filing date
Publication date
Application filed by Liggett and Myers Inc filed Critical Liggett and Myers Inc
Application granted granted Critical
Publication of CA984462A publication Critical patent/CA984462A/en
Expired legal-status Critical Current

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)
CA157,378A 1971-12-03 1972-11-22 Method and apparatus for determining moisture content of tobacco Expired CA984462A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA984462A true CA984462A (en) 1976-02-24

Family

ID=22758500

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,378A Expired CA984462A (en) 1971-12-03 1972-11-22 Method and apparatus for determining moisture content of tobacco

Country Status (11)

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

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 (xx) * 1974-05-22 1976-01-30 Zellweger Uster Ag
JPS5540391U (xx) * 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
NZ333211A (en) * 1996-05-07 2000-10-27 Knox Security Engineering Corp Moisture detecting devices such as for diapers and diapers having such devices
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 (en) * 2008-08-07 2017-04-25 Sipco Pty Ltd. An apparatus and method for identifying and marking bales of bulk material such as fodder bales that have particular characteristics
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
WO2016073679A1 (en) * 2014-11-05 2016-05-12 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
BR7208343D0 (pt) 1973-09-13
AR199888A1 (es) 1974-10-08
NL7216448A (xx) 1973-06-05
US3766471A (en) 1973-10-16
FR2164244A5 (xx) 1973-07-27
JPS4876594A (xx) 1973-10-15
DE2258961C3 (de) 1975-07-17
BE792234A (fr) 1973-03-30
DE2258961B2 (de) 1974-11-28
CH549963A (de) 1974-06-14
GB1374717A (en) 1974-11-20
DE2258961A1 (de) 1973-06-20

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