FI54623C - Foerfarande foer vaotoxidering av svartlut fraon alkalisk kokningsprocess - Google Patents

Foerfarande foer vaotoxidering av svartlut fraon alkalisk kokningsprocess

Info

Publication number: FI54623C
Authority: FI; Finland
Prior art keywords: vaotoxidering; svartlut; kokningsprocess; alkalisk; fraon
Prior art date: 1971-03-10

Application number

FI487/72A

Other languages

English (en)

Other versions

FI54623B (fi

Inventor

Louis Atwater Pradt

Original Assignee

Sterling Drug Inc

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.)

1971-03-10

Filing date

1972-02-24

Publication date

1979-01-10

1972-02-24 Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc

1978-09-29 Application granted granted Critical

1978-09-29 Publication of FI54623B publication Critical patent/FI54623B/fi

1979-01-10 Publication of FI54623C publication Critical patent/FI54623C/fi

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
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor

FI487/72A 1971-03-10 1972-02-24 Foerfarande foer vaotoxidering av svartlut fraon alkalisk kokningsprocess FI54623C (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US12278771A	1971-03-10	1971-03-10

Publications (2)

Publication Number	Publication Date
FI54623B FI54623B (fi)	1978-09-29
FI54623C true FI54623C (fi)	1979-01-10

Family

ID=22404775

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI487/72A FI54623C (fi)	1971-03-10	1972-02-24	Foerfarande foer vaotoxidering av svartlut fraon alkalisk kokningsprocess

Country Status (9)

Country	Link
US (1)	US3714911A (fi)
JP (1)	JPS5545677B1 (fi)
AU (1)	AU472619B2 (fi)
CA (1)	CA962012A (fi)
DE (1)	DE2209428A1 (fi)
FI (1)	FI54623C (fi)
FR (1)	FR2129435A5 (fi)
GB (1)	GB1344233A (fi)
ZA (1)	ZA721039B (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2753537C2 (de) *	1977-12-01	1980-01-10	Saarberg-Fernwaerme Gmbh, 6600 Saarbruecken	Verfahren zur thermischen Behandlung von wäßrigen Schlämmen, insbesondere von Klärschlämmen \
US4239589A (en) *	1978-10-02	1980-12-16	Air Products And Chemicals, Inc.	Process for oxidation of black liquor
US4350599A (en) *	1980-12-29	1982-09-21	Sterling Drug Inc.	Process for treatment of caustic waste liquors
CA1247809A (en) *	1984-03-21	1989-01-03	Robert J. Spannuth	Spent pulping liquor recovery process
JPS6241390A (ja) *	1985-08-09	1987-02-23	株式会社荏原製作所	黒液濃縮方法および装置
JPS629808U (fi) *	1985-06-28	1987-01-21
US4728393A (en) *	1985-11-20	1988-03-01	Domtar Inc.	Methods for obtaining deicers from black liquor
AU7361687A (en) *	1986-06-23	1987-12-24	Zimpro Inc.	Improvement in treatment of alkaline black liquor
DK71987D0 (da) *	1987-02-13	1987-02-13	Nordiske Kabel Traad	Fremgangsmaade til rensning af olie- og kemikalieforurenet jord
US4756837A (en) *	1987-04-09	1988-07-12	Domtar Inc.	Wet, pressure, partial oxidation of black liquor
US4930429A (en) *	1988-08-11	1990-06-05	Ahlstromforetagen Svenska Ab	Apparatus and process for generating steam from wet fuel
US5183577A (en) *	1992-01-06	1993-02-02	Zimpro Passavant Environmental Systems, Inc.	Process for treatment of wastewater containing inorganic ammonium salts
JPH0574168U (ja) *	1992-01-09	1993-10-08	株式会社明電舎	可変速装置組込回転電機
WO2007103131A2 (en) *	2006-03-02	2007-09-13	Shaw Waste Solutions, Llc	Improved induction heater
FI123086B (fi)	2011-02-28	2012-10-31	Aalto Korkeakoulusaeaetioe	Menetelmä kemikaalien talteenottamiseksi

1971
- 1971-03-10 US US00122787A patent/US3714911A/en not_active Expired - Lifetime
1972
- 1972-02-17 ZA ZA721039A patent/ZA721039B/xx unknown
- 1972-02-18 CA CA135,091A patent/CA962012A/en not_active Expired
- 1972-02-18 AU AU39157/72A patent/AU472619B2/en not_active Expired
- 1972-02-24 FI FI487/72A patent/FI54623C/fi active
- 1972-02-28 DE DE19722209428 patent/DE2209428A1/de active Pending
- 1972-03-03 FR FR7207496A patent/FR2129435A5/fr not_active Expired
- 1972-03-06 GB GB1035672A patent/GB1344233A/en not_active Expired
- 1972-03-06 JP JP2305072A patent/JPS5545677B1/ja active Pending

Also Published As

Publication number	Publication date
AU3915772A (en)	1973-08-23
US3714911A (en)	1973-02-06
DE2209428A1 (de)	1972-09-21
GB1344233A (en)	1974-01-16
CA962012A (en)	1975-02-04
ZA721039B (en)	1972-11-29
JPS5545677B1 (fi)	1980-11-19
AU472619B2 (en)	1976-05-27
FR2129435A5 (fi)	1972-10-27
FI54623B (fi)	1978-09-29

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