UST989185I4 - - Google Patents

Info

Publication number
UST989185I4
UST989185I4 US989185DH UST989185I4 US T989185 I4 UST989185 I4 US T989185I4 US 989185D H US989185D H US 989185DH US T989185 I4 UST989185 I4 US T989185I4
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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.)
Publication of UST989185I4 publication Critical patent/UST989185I4/en
Pending 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1015—Bleaching ; Apparatus therefor with use of means other than pressure, temperature
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/50—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs by irradiation or ozonisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
US989185D 1937-06-01 Pending UST989185I4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US145806A US2161045A (en) 1937-06-01 1937-06-01 Bleaching

Publications (1)

Publication Number Publication Date
UST989185I4 true UST989185I4 (fr)

Family

ID=22514636

Family Applications (2)

Application Number Title Priority Date Filing Date
US989185D Pending UST989185I4 (fr) 1937-06-01
US145806A Expired - Lifetime US2161045A (en) 1937-06-01 1937-06-01 Bleaching

Family Applications After (1)

Application Number Title Priority Date Filing Date
US145806A Expired - Lifetime US2161045A (en) 1937-06-01 1937-06-01 Bleaching

Country Status (1)

Country Link
US (2) US2161045A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2668772A (en) * 1951-04-05 1954-02-09 Harry A Mulvany Bleaching process
US2882211A (en) * 1953-10-12 1959-04-14 Evert A Autrey Method of mineral benefication
US2850640A (en) * 1954-05-17 1958-09-02 Dow Chemical Co Chlorine analyzer
GB1408144A (en) * 1972-06-02 1975-10-01 Procter & Gamble Ltd Bleaching process
US4294654A (en) * 1980-03-21 1981-10-13 International Paper Company Delignification and bleaching of lignocellulosic pulp via photo-oxygenation
BR8102075A (pt) * 1980-04-11 1981-10-13 Unilever Nv Processo para a lavagem e alvejamento de panos
US4390441A (en) * 1980-04-11 1983-06-28 Lever Brothers Company Machine dishwashing composition
WO1984000181A1 (fr) * 1982-06-24 1984-01-19 Scott Paper Co Decoloration a l'ozone de materiaux cellulosiques
NZ237321A (en) * 1991-03-05 1994-12-22 Wool Res Organisation Bleaching process for natural fibres using electromagnetic radiation and alkaline peroxide oxidant
US5595572A (en) * 1993-02-16 1997-01-21 The Commonwealth Of Australia Commonwealth Scientific And Industrial Research Organization Wool and wool-blend fabric treatment
US7267744B2 (en) * 2001-03-15 2007-09-11 Sappi Limited Pulp treatment and process
WO2005121442A1 (fr) * 2004-06-08 2005-12-22 Nippon Paper Industries Co., Ltd. Méthode pour blanchir de la pâte
US20090090478A1 (en) * 2007-10-05 2009-04-09 Hollomon Martha G Selectivity improvement in oxygen delignification and bleaching of lignocellulose pulp using singlet oxygen

Also Published As

Publication number Publication date
US2161045A (en) 1939-06-06

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