CH548853A - Kolbenpresse zur verdraengung des in nitrozellulose enthaltenen wassers. - Google Patents

Kolbenpresse zur verdraengung des in nitrozellulose enthaltenen wassers.

Info

Publication number
CH548853A
CH548853A CH635173A CH635173A CH548853A CH 548853 A CH548853 A CH 548853A CH 635173 A CH635173 A CH 635173A CH 635173 A CH635173 A CH 635173A CH 548853 A CH548853 A CH 548853A
Authority
CH
Switzerland
Prior art keywords
nitrocellulose
displacement
water contained
piston press
piston
Prior art date
Application number
CH635173A
Other languages
English (en)
Original Assignee
Werner & Pfleiderer
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 DE19722235255 external-priority patent/DE2235255C/de
Application filed by Werner & Pfleiderer filed Critical Werner & Pfleiderer
Publication of CH548853A publication Critical patent/CH548853A/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/04—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams
    • B30B9/06—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams co-operating with permeable casings or strainers
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
    • C06B21/0091—Elimination of undesirable or temporary components of an intermediate or finished product, e.g. making porous or low density products, purifying, stabilising, drying; Deactivating; Reclaiming

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
CH635173A 1972-07-19 1973-05-04 Kolbenpresse zur verdraengung des in nitrozellulose enthaltenen wassers. CH548853A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722235255 DE2235255C (de) 1972-07-19 Kolbenpresse zur Verdrängung des in Nitrozellulose enthaltenen Wassers

Publications (1)

Publication Number Publication Date
CH548853A true CH548853A (de) 1974-05-15

Family

ID=5850970

Family Applications (1)

Application Number Title Priority Date Filing Date
CH635173A CH548853A (de) 1972-07-19 1973-05-04 Kolbenpresse zur verdraengung des in nitrozellulose enthaltenen wassers.

Country Status (6)

Country Link
US (1) US3828444A (de)
CH (1) CH548853A (de)
FR (1) FR2236653B1 (de)
GB (1) GB1388334A (de)
IT (1) IT998249B (de)
SE (1) SE392837B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5050493A (en) * 1990-03-06 1991-09-24 The United States Of America As Represented By The Secretary Of Interior Bi-directionally draining pore fluid extraction vessel
DE19606238A1 (de) * 1996-02-20 1997-08-21 Dieffenbacher Gmbh Maschf Vorrichtung zur Reduzierung des Wassergehaltes von wasserhaltiger Braunkohle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1631037A (en) * 1921-10-28 1927-05-31 William B Kochenderfer Hydraulic press
US2109559A (en) * 1935-02-04 1938-03-01 Phoenix Hosiery Company Liquid extracting means and method
US2221806A (en) * 1938-01-20 1940-11-19 Evarts G Loomis Dehydrating press and method of dehydrating
US2331126A (en) * 1942-05-14 1943-10-05 Evarts G Loomis Dehydrating press
DE1164298B (de) * 1962-01-17 1964-02-27 Wasagchemie Ag Kolbenpresse zur Verdraengung des Wassers aus wasserfeuchter Nitrocellulose durch Alkohole

Also Published As

Publication number Publication date
FR2236653B1 (de) 1979-06-22
US3828444A (en) 1974-08-13
FR2236653A1 (de) 1975-02-07
GB1388334A (en) 1975-03-26
DE2235255A1 (de) 1972-12-28
SE392837B (sv) 1977-04-25
IT998249B (it) 1976-01-20

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Legal Events

Date Code Title Description
PL Patent ceased