FR36977E - Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite - Google Patents

Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite

Info

Publication number
FR36977E
FR36977E FR36977DA FR36977E FR 36977 E FR36977 E FR 36977E FR 36977D A FR36977D A FR 36977DA FR 36977 E FR36977 E FR 36977E
Authority
FR
France
Prior art keywords
cooking
regeneration
elements
solution
cellulosic materials
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
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.)
RAOUL DELVAILLE
Original Assignee
RAOUL DELVAILLE
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 RAOUL DELVAILLE filed Critical RAOUL DELVAILLE
Application granted granted Critical
Publication of FR36977E publication Critical patent/FR36977E/en
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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/02—Regeneration of pulp liquors or effluent waste waters of acid, neutral or alkaline sulfite lye
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B17/00—Wheels characterised by rail-engaging elements
    • B60B17/0027—Resilient wheels, e.g. resilient hubs
    • B60B17/0031—Resilient wheels, e.g. resilient hubs using springs
    • B60B17/0034—Resilient wheels, e.g. resilient hubs using springs of rubber or other non-metallic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FR36977D 1926-04-21 1929-03-16 Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite Expired FR36977E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR490053X 1926-04-21

Publications (1)

Publication Number Publication Date
FR36977E true FR36977E (en) 1930-09-13

Family

ID=8904318

Family Applications (3)

Application Number Title Priority Date Filing Date
FR628775D Expired FR628775A (en) 1926-04-21 1926-04-21 Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite
FR36977D Expired FR36977E (en) 1926-04-21 1929-03-16 Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite
FR39929D Expired FR39929E (en) 1926-04-21 1930-07-04 Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR628775D Expired FR628775A (en) 1926-04-21 1926-04-21 Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR39929D Expired FR39929E (en) 1926-04-21 1930-07-04 Process for the regeneration of the elements so2 and na2o contained in the residual liquors resulting from the cooking of cellulosic materials, and in particular with a solution of sodium sulphite

Country Status (4)

Country Link
DE (1) DE490053C (en)
FR (3) FR628775A (en)
GB (1) GB269909A (en)
NL (1) NL36519C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2484046A (en) * 1940-11-22 1949-10-11 Nyman Carl Helmer Method of treating scale forming liquors
BE517582A (en) * 1952-02-21
DE1013956B (en) * 1954-10-06 1957-08-14 Bayer Ag Process for the production of water-soluble, low-sulfur lignosulfo acids and their alkali or ammonium salts
CN115874477B (en) * 2021-09-29 2024-04-09 武夷学院 Water-soluble fertilizer product prepared from pulping byproducts and application thereof
CN116144038B (en) * 2022-11-02 2024-05-07 华南理工大学 Method for preparing furfural, lignin sulfonate and high degradable cellulose by integrated multi-process coupling

Also Published As

Publication number Publication date
NL36519C (en) 1900-01-01
FR39929E (en) 1932-03-19
GB269909A (en) 1928-07-19
DE490053C (en) 1930-01-23
FR628775A (en) 1927-10-28

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