NO20010998D0 - FremgangsmÕte for Õ forhindre skalldannelse i harske systemer og nye antiskalldannende midler - Google Patents

FremgangsmÕte for Õ forhindre skalldannelse i harske systemer og nye antiskalldannende midler

Info

Publication number
NO20010998D0
NO20010998D0 NO20010998A NO20010998A NO20010998D0 NO 20010998 D0 NO20010998 D0 NO 20010998D0 NO 20010998 A NO20010998 A NO 20010998A NO 20010998 A NO20010998 A NO 20010998A NO 20010998 D0 NO20010998 D0 NO 20010998D0
Authority
NO
Norway
Prior art keywords
shell
rancid
procedure
systems
agents
Prior art date
Application number
NO20010998A
Other languages
English (en)
Other versions
NO20010998L (no
Inventor
Prasad Yogendra Duggirale
John David Morris
Peter Edward Reed
Steven John Severtson
Original Assignee
Nalco Chemical Co
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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of NO20010998D0 publication Critical patent/NO20010998D0/no
Publication of NO20010998L publication Critical patent/NO20010998L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • 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
    • D21C11/10—Concentrating spent liquor by evaporation
    • D21C11/106—Prevention of incrustations on heating surfaces during the concentration, e.g. by elimination of the scale-forming substances contained in the liquors
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/226—Use of compounds avoiding scale formation
    • 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
    • D21C9/008—Prevention of corrosion or formation of deposits on pulp-treating equipment

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
NO20010998A 1998-08-31 2001-02-27 Fremgangsmåte for å forhindre skalldannelse i harske systemer og nye antiskalldannende midler NO20010998L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/144,145 US6146495A (en) 1998-08-31 1998-08-31 Kraft process for the production of wood pulp by adding a copolymer of 1,2-dihydroxy-3-butene antiscalant
PCT/US1999/013976 WO2000012436A1 (en) 1998-08-31 1999-06-21 Process for the inhibition of scale in harsh systems and novel antiscalants for same

Publications (2)

Publication Number Publication Date
NO20010998D0 true NO20010998D0 (no) 2001-02-27
NO20010998L NO20010998L (no) 2001-04-27

Family

ID=22507277

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20010998A NO20010998L (no) 1998-08-31 2001-02-27 Fremgangsmåte for å forhindre skalldannelse i harske systemer og nye antiskalldannende midler

Country Status (18)

Country Link
US (4) US6146495A (no)
EP (1) EP1109750B1 (no)
JP (1) JP3897530B2 (no)
CN (1) CN1313837A (no)
AR (1) AR023632A1 (no)
AT (1) ATE274474T1 (no)
AU (1) AU4580999A (no)
BR (1) BR9913247A (no)
CA (1) CA2340057A1 (no)
DE (1) DE69919727D1 (no)
ES (1) ES2162776T1 (no)
GR (1) GR20010300074T1 (no)
ID (1) ID27792A (no)
NO (1) NO20010998L (no)
NZ (1) NZ510148A (no)
RU (1) RU2214973C2 (no)
TW (1) TW567171B (no)
WO (1) WO2000012436A1 (no)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110300052A9 (en) * 1997-05-21 2011-12-08 Olsen Gary A Particulate matter and methods of obtaining same from a kraft waste reclamation
US20080219912A1 (en) * 2007-03-06 2008-09-11 Gary Allen Olsen Particulate matter and methods of obtaining same from a kraft waste reclamation
EP1007598B1 (en) * 1998-06-15 2004-02-25 The Lubrizol Corporation Aqueous composition containing a water-soluble or water-dispersible synthetic polymer
US7241363B2 (en) * 2004-06-26 2007-07-10 International Paper Company Methods to decrease scaling in digester systems
US20100152399A1 (en) * 2006-05-02 2010-06-17 Basf Se Copolymers as scale inhibitors
US8288312B2 (en) * 2007-03-06 2012-10-16 S&S Lime, Inc. Particulate matter and methods of obtaining same from a Kraft waste reclamation
JP4973284B2 (ja) * 2007-03-30 2012-07-11 栗田工業株式会社 パルプ洗浄剤、パルプ製造方法、及びパルプ洗浄方法
US7985318B2 (en) 2007-05-10 2011-07-26 Nalco Company Method of monitoring and inhibiting scale deposition in pulp mill evaporators and concentrators
WO2010011223A1 (en) * 2008-07-24 2010-01-28 S&S Lime, Inc. Particulate matter and methods of obtaining same from a kraft waste reclamation
US9447657B2 (en) 2010-03-30 2016-09-20 The Lubrizol Corporation System and method for scale inhibition
CN102220721B (zh) * 2011-06-03 2014-06-04 沅江纸业有限责任公司 草类纤维原料制浆节水及预防结垢的方法
KR101904716B1 (ko) * 2011-07-22 2018-11-28 바스프 에스이 말레산-이소프레놀 공중합체 제조 방법
CN102329010A (zh) * 2011-08-25 2012-01-25 常州中南化工有限公司 污水回用阻垢缓蚀剂及其应用
US8986504B1 (en) 2013-10-25 2015-03-24 International Paper Company Digester apparatus
MX2014003577A (es) * 2014-03-25 2015-09-25 Inst Mexicano Del Petróleo Proceso de obtencion de terpolimeros aleatorios derivados del acido itaconico y acido aconitico, y/o sus isomeros, y alquenil sulfonatos de sodio y uso del producto obtenido.
FI126082B (en) 2014-07-15 2016-06-15 Kemira Oyj Procedure to prevent sludge formation
CN105808904A (zh) * 2014-12-30 2016-07-27 中国石油化工股份有限公司 应用于油田采出水处理的物理防垢仪防垢效果评价方法
US10081758B2 (en) 2015-12-04 2018-09-25 Ecolab Usa Inc. Controlled release solid scale inhibitors
WO2017200864A1 (en) 2016-05-16 2017-11-23 Ecolab USA, Inc. Slow-release scale inhibiting compositions
US11142680B2 (en) 2016-12-23 2021-10-12 Championx Usa Inc. Controlled release solid scale inhibitors
DE102017200430A1 (de) 2017-01-12 2018-07-12 CHT Germany GmbH Ablagerungsverhinderung in der Zellstoff-Herstellung nach dem Sulfatverfahren (Kraft-Aufschluss)
RU2651412C1 (ru) * 2017-06-26 2018-04-19 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Способ упаривания щелоков в производстве целлюлозы
BR112022000003A2 (pt) * 2019-07-01 2022-02-15 Solenis Technologies Cayman Lp Controle de incrustação em instalação de polpa kraft com policarboxilatos modificados no grupo de extremidade
CN111689588B (zh) * 2020-06-24 2022-10-14 河北省科学院能源研究所 一种无磷非氮阻垢分散剂及其制备方法
CN113244780B (zh) * 2021-05-17 2022-02-08 江苏泷膜环境科技有限公司 一种耐结垢、抗黄化复合反渗透膜的制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB776979A (en) * 1954-06-30 1957-06-12 Ici Ltd Synthetic rubber-like materials prepared from polyesters or polyesteramides, and polyisocyanates
US4080375A (en) * 1971-02-05 1978-03-21 Petrolite Corporation Methylene phosphonates of amino-terminated oxyalkylates and uses therefor
US4134842A (en) * 1972-10-11 1979-01-16 Kamatics Corporation Molded plastic bearing assembly
US4220582A (en) * 1979-01-03 1980-09-02 Lee Pharmaceuticals Dental restorative compositions of improved X-ray opacity
US4253968A (en) * 1979-08-17 1981-03-03 Hercules Incorporated Process of inhibiting precipitation of calcium salts utilizing a copolymer of allyl monomers and maleic anhydride
JPS57144094A (en) * 1981-03-04 1982-09-06 Kurita Water Ind Ltd Scale preventing agent
JPS59104496A (ja) * 1982-12-03 1984-06-16 Nippon Steel Corp 耐食性表面処理鋼板
JPS59213714A (ja) * 1983-05-18 1984-12-03 Kao Corp マレイン酸共重合体の製造方法
US4640793A (en) * 1984-02-14 1987-02-03 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4676911A (en) * 1985-05-20 1987-06-30 Nalco Chemical Company Scale inhibitors which contain sulfate-containing polymers
US4604431A (en) * 1985-11-22 1986-08-05 Nalco Chemical Company Chemical modification of (meth)acrylic acid homopolymers and alkyl (meth)acrylate polymers in aqueous systems with amino sulfonic acids
US4919821A (en) * 1986-03-21 1990-04-24 Nalco Chemical Company Modified maleic anhydride polymers and the like for use as scale inhibitors
US5135677A (en) * 1988-04-11 1992-08-04 Nippon Shokubai Co., Ltd. Process for producing acid-type maleic acid polymer and water-treating agent and detergent additive containing said polymer
GB8829829D0 (en) * 1988-12-21 1989-02-15 Ciba Geigy Ag Chemical process
US5013806A (en) * 1990-03-23 1991-05-07 Eastman Kodak Company Butadiene monoepoxide/maleic anhydride copolymers
JP3018421B2 (ja) * 1990-04-25 2000-03-13 ジェイエスアール株式会社 スケール防止用水処理剤
DE4033221A1 (de) * 1990-10-19 1992-04-23 Bayer Ag Zweikomponenten-polyurethanklebstoffe
YU48814B (sh) * 1994-07-18 2001-07-10 Dušan dr. Miljković Postupak za sintezu kopolimera maleinske i akrilne kiseline

Also Published As

Publication number Publication date
AR023632A1 (es) 2002-09-04
EP1109750B1 (en) 2004-08-25
WO2000012436A1 (en) 2000-03-09
BR9913247A (pt) 2001-05-22
TW567171B (en) 2003-12-21
EP1109750A4 (en) 2001-12-05
ATE274474T1 (de) 2004-09-15
US6235152B1 (en) 2001-05-22
CA2340057A1 (en) 2000-03-09
ID27792A (id) 2001-04-26
GR20010300074T1 (en) 2001-12-31
RU2214973C2 (ru) 2003-10-27
JP3897530B2 (ja) 2007-03-28
AU4580999A (en) 2000-03-21
EP1109750A1 (en) 2001-06-27
US6146495A (en) 2000-11-14
DE69919727D1 (de) 2004-09-30
ES2162776T1 (es) 2002-01-16
JP2003520117A (ja) 2003-07-02
US20010035271A1 (en) 2001-11-01
NZ510148A (en) 2003-10-31
US6232419B1 (en) 2001-05-15
CN1313837A (zh) 2001-09-19
NO20010998L (no) 2001-04-27

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