BR9202070A - Demulsificador e coagualdor polieletrolito cationico - Google Patents

Demulsificador e coagualdor polieletrolito cationico

Info

Publication number: BR9202070A
Authority: BR; Brazil
Prior art keywords: polyeletrolito; coagualdor; cationico; demulsifier; coagualdor cationico
Prior art date: 1992-01-30

Application number

BR9202070A

Other languages

English (en)

Inventor

David Brian Mitchell

Thomas Peter Curran

Mark William Salihar

Original Assignee

Grace W R & 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.)

1992-01-30

Filing date

1992-05-29

Publication date

1993-08-03

1992-05-29 Application filed by Grace W R & Co filed Critical Grace W R & Co

1993-08-03 Publication of BR9202070A publication Critical patent/BR9202070A/pt

Links

BR9202070A 1992-01-30 1992-05-29 Demulsificador e coagualdor polieletrolito cationico BR9202070A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US82809692A	1992-01-30	1992-01-30

Publications (1)

Publication Number	Publication Date
BR9202070A true BR9202070A (pt)	1993-08-03

Family

ID=25250910

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9202070A BR9202070A (pt)	1992-01-30	1992-05-29	Demulsificador e coagualdor polieletrolito cationico

Country Status (4)

Country	Link
AU (1)	AU646733B2 (pt)
BR (1)	BR9202070A (pt)
CA (1)	CA2068013A1 (pt)
ZA (1)	ZA923161B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20100300962A1 (en) *	2009-06-02	2010-12-02	Delaval Holding Ab	Methods for treating wastewater using an organic coagulant
CA2868053C (en) *	2012-03-28	2020-09-22	Halosource, Inc.	Water treatment compositions and methods of use
WO2018102653A2 (en) *	2016-12-01	2018-06-07	Dober Chemical Corporation	Water-enriching and water-depleting compositions and methods
US11124711B2 (en)	2017-05-09	2021-09-21	Baker Hughes Holdings Llc	Demulsifier or water clarifier activity modifiers

1992
- 1992-04-27 AU AU15143/92A patent/AU646733B2/en not_active Ceased
- 1992-04-30 ZA ZA923161A patent/ZA923161B/xx unknown
- 1992-05-05 CA CA 2068013 patent/CA2068013A1/en not_active Abandoned
- 1992-05-29 BR BR9202070A patent/BR9202070A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
ZA923161B (en)	1993-07-30
CA2068013A1 (en)	1993-07-31
AU646733B2 (en)	1994-03-03
AU1514392A (en)	1993-08-26

Similar Documents

Publication	Publication Date	Title
FI935728L (fi)	1994-06-22	Substituoituja 4-fenyylipyridoneja ja 4-fenyyli-2-alkoksipyridiinejä
FI933201L (fi)	1994-01-17	Vaerme- och kylvals
AT399443B (de)	1995-05-26	Sportschuh
ATA236892A (de)	1996-12-15	Rotornut
FI933019L (fi)	1994-01-02	Bensotiazepin- och bensoxatzepinderivat
BR9202070A (pt)	1993-08-03	Demulsificador e coagualdor polieletrolito cationico
ITMI921571A1 (it)	1993-12-26	Azaciclo e azabiciclo alchiliden idrossilamine
FI1031U1 (fi)	1993-11-19	En troakar
FI930812L (fi)	1993-08-26	Ny sulfatiserad diosminderivat
FI935044L (fi)	1994-05-17	Foerbaettrad vaexelskena avsedd foer vaexelanordningar
ATA227792A (de)	1994-11-15	Sportschuh
ITMI931648A1 (it)	1995-01-23	Azaciclo e azabiciclo ammidi
FI248U1 (fi)	1992-09-10	Symmetriskt gaongjaern
KR940005332U (ko)	1994-03-18	수첩
PT8484T (pt)	1993-07-30	Sacarrolhas aperfeicoado
BR7200229U (pt)	1993-08-24	Doca-dupla
BR9200298A (pt)	1992-05-26	Microsisten-telesupervisao
ATA27393A (de)	1997-10-15	Alpinski
ATA58493A (de)	1998-11-15	Lochstein
BR7200188U (pt)	1993-08-10	Hidro-cinzeiro
ATA256392A (de)	1993-12-15	Bandräumer
BR7200240U (pt)	1993-08-17	Vari-watt
BR7200318U (pt)	1993-08-31	Cabide sanfonado
BR7200879U (pt)	1992-07-21	Cocho saleiro biazi
BR7201352U (pt)	1993-02-09	Luninaria

Legal Events

Date	Code	Title	Description
1998-11-10	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
1999-05-11	PC	Transfer	Free format text: BETZDEARBORN, INC. (US)
2000-05-02	FF	Decision: intention to grant
2000-09-05	FG9A	Patent or certificate of addition granted
2011-02-22	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE A 12A,13A,14A,15A,16A,17A E 18A ANUIDADES
2014-09-02	B24H	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
2020-12-08	B24F	Patent annual fee: publication cancelled	Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2278 DE 02/09/2014 POR TER SIDO INDEVIDA.
2020-12-22	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AS 12A, 13A, 14A, 15A, 16A, 17A E 18A ANUIDADES.
2021-04-13	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)	Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.