BE865522A - Nouveau procede de nitration en continu de la cellulose et installation pour la mise en oeuvre d'un tel procede - Google Patents

Nouveau procede de nitration en continu de la cellulose et installation pour la mise en oeuvre d'un tel procede

Info

Publication number
BE865522A
BE865522A BE186433A BE186433A BE865522A BE 865522 A BE865522 A BE 865522A BE 186433 A BE186433 A BE 186433A BE 186433 A BE186433 A BE 186433A BE 865522 A BE865522 A BE 865522A
Authority
BE
Belgium
Prior art keywords
cellulose
implementing
installation
continuous nitration
new process
Prior art date
Application number
BE186433A
Other languages
English (en)
Inventor
F Pollozec
G Royer
R Favrot
M Maures
A Mengelle
Original Assignee
Poudres & Explosifs Ste Nale
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 Poudres & Explosifs Ste Nale filed Critical Poudres & Explosifs Ste Nale
Publication of BE865522A publication Critical patent/BE865522A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1812—Tubular reactors
    • B01J19/1837—Loop-type reactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1812—Tubular reactors
    • B01J19/1818—Tubular reactors in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00—Apparatus for esterification or etherification of cellulose
    • C08B17/04—Apparatus for esterification or etherification of cellulose for making cellulose nitrate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/02—Cellulose nitrate, i.e. nitrocellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE186433A 1977-03-30 1978-03-30 Nouveau procede de nitration en continu de la cellulose et installation pour la mise en oeuvre d'un tel procede BE865522A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7709540A FR2385739A1 (fr) 1977-03-30 1977-03-30 Nouveau procede de nitration en continu de la cellulose et installation pour la mise en oeuvre d'un tel procede

Publications (1)

Publication Number Publication Date
BE865522A true BE865522A (fr) 1978-10-02

Family

ID=9188771

Family Applications (1)

Application Number Title Priority Date Filing Date
BE186433A BE865522A (fr) 1977-03-30 1978-03-30 Nouveau procede de nitration en continu de la cellulose et installation pour la mise en oeuvre d'un tel procede

Country Status (13)

Country Link
US (1) US4206302A (fr)
JP (1) JPS5844083B2 (fr)
BE (1) BE865522A (fr)
CA (1) CA1105010A (fr)
CH (1) CH628648A5 (fr)
DE (1) DE2813730C2 (fr)
ES (1) ES468081A1 (fr)
FR (1) FR2385739A1 (fr)
GB (1) GB1558751A (fr)
IN (1) IN148695B (fr)
IT (1) IT1111622B (fr)
MX (1) MX147896A (fr)
SE (1) SE429553B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401809A (en) * 1982-04-05 1983-08-30 Fair David F Nitrocellulose purification
JPS6043331A (ja) * 1983-08-18 1985-03-07 高口　猛春 除鱗機
EP0642555A4 (en) * 1992-05-29 1995-04-19 Daniel A. Truax Foamed asphalt with modifiers: method and apparatus.
US6451268B1 (en) * 1999-04-16 2002-09-17 Minerals Technologies Inc. Method and apparatus for continuous gas liquid reactions
EP3401410B1 (fr) 2010-06-26 2020-12-30 Virdia, Inc. Méthodes de production de mélanges de sucres
IL206678A0 (en) 2010-06-28 2010-12-30 Hcl Cleantech Ltd A method for the production of fermentable sugars
IL207329A0 (en) 2010-08-01 2010-12-30 Robert Jansen A method for refining a recycle extractant and for processing a lignocellulosic material and for the production of a carbohydrate composition
IL207945A0 (en) 2010-09-02 2010-12-30 Robert Jansen Method for the production of carbohydrates
WO2012137201A1 (fr) 2011-04-07 2012-10-11 Hcl Cleantech Ltd. Procédés et produits de conversion de lignocellulose
CN112939879B (zh) * 2021-02-05 2023-05-05 内蒙古世杰化工有限公司 一种甲磺草胺连续硝化系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1729628A (en) * 1926-10-09 1929-10-01 Brown Co Process of conditioning cellulosic material for preparation of cellulose derivatives and product of same
US2332527A (en) * 1939-05-27 1943-10-26 Frederic M Pyzel Apparatus for carrying out chemical reactions
US2238444A (en) * 1939-06-20 1941-04-15 Hercules Powder Co Ltd Nitration of cellulose
US2678310A (en) * 1951-11-03 1954-05-11 Hercules Powder Co Ltd Cellulose nitration
NL209511A (fr) * 1955-08-04
US2927845A (en) * 1956-05-15 1960-03-08 Hercules Powder Co Ltd Apparatus for manufacture of nitrocellulose
US3035033A (en) * 1957-12-12 1962-05-15 Dow Chemical Co Molding grade copolymers and process for preparing the same
BE591527A (fr) * 1959-06-10
US3203766A (en) * 1961-07-06 1965-08-31 Phillips Petroleum Co Apparatus for the recovery of solids from pressure vessels
US3293000A (en) * 1962-10-05 1966-12-20 Phillips Petroleum Co Withdrawal of solids from a flowing stream comprising a slurry of same
FR1566612A (fr) * 1968-03-25 1969-05-09

Also Published As

Publication number Publication date
GB1558751A (en) 1980-01-09
IN148695B (fr) 1981-05-16
JPS53121888A (en) 1978-10-24
CH628648A5 (fr) 1982-03-15
DE2813730C2 (de) 1983-06-01
MX147896A (es) 1983-01-31
DE2813730A1 (de) 1978-10-19
FR2385739A1 (fr) 1978-10-27
IT1111622B (it) 1986-01-13
IT7867698A0 (it) 1978-03-29
ES468081A1 (es) 1978-12-16
SE7803543L (sv) 1978-10-01
CA1105010A (fr) 1981-07-14
US4206302A (en) 1980-06-03
JPS5844083B2 (ja) 1983-09-30
FR2385739B1 (fr) 1981-01-16
SE429553B (sv) 1983-09-12

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC. NATIONALE DES POUDRES ET EXPLOSIFS

Effective date: 19970331