FR664406A - Perfectionnements à la fabrication de la cellulose - Google Patents

Perfectionnements à la fabrication de la cellulose

Info

Publication number
FR664406A
FR664406A FR664406DA FR664406A FR 664406 A FR664406 A FR 664406A FR 664406D A FR664406D A FR 664406DA FR 664406 A FR664406 A FR 664406A
Authority
FR
France
Prior art keywords
cellulose
manufacture
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)
French (fr)
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.)
Vickers Ltd
Original Assignee
Vickers Ltd
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 GB3211227A external-priority patent/GB298800A/en
Application filed by Vickers Ltd filed Critical Vickers Ltd
Application granted granted Critical
Publication of FR664406A publication Critical patent/FR664406A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D25/00—Controlling two or more co-operating engines
    • F02D25/02—Controlling two or more co-operating engines to synchronise speed
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
    • H02P5/48—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing mechanical values representing the speeds
    • H02P5/485—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing mechanical values representing the speeds using differential movement of the two motors, e.g. using differential gearboxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
FR664406D 1927-11-29 1928-11-21 Perfectionnements à la fabrication de la cellulose Expired FR664406A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3211227A GB298800A (en) 1927-11-29 1927-11-29 Improvements in or relating to the manufacture of cellulose
GB664405X 1927-11-29

Publications (1)

Publication Number Publication Date
FR664406A true FR664406A (fr) 1929-09-03

Family

ID=32964152

Family Applications (1)

Application Number Title Priority Date Filing Date
FR664406D Expired FR664406A (fr) 1927-11-29 1928-11-21 Perfectionnements à la fabrication de la cellulose

Country Status (2)

Country Link
FR (1) FR664406A (enrdf_load_stackoverflow)
NL (1) NL43843C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171722B (de) * 1957-10-05 1964-06-04 Hodogaya Chemical Co Ltd Verfahren zur Herstellung von alpha-cellulosereichem Zellstoff unter gleichzeitiger Gewinnung von Furfurol aus Laubholz

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171722B (de) * 1957-10-05 1964-06-04 Hodogaya Chemical Co Ltd Verfahren zur Herstellung von alpha-cellulosereichem Zellstoff unter gleichzeitiger Gewinnung von Furfurol aus Laubholz

Also Published As

Publication number Publication date
NL43843C (enrdf_load_stackoverflow) 1900-01-01

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