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BR8905457A - PROCESS FOR OBTAINING LOW RESILIENCE POLYURETHANE RESIN - Google Patents

PROCESS FOR OBTAINING LOW RESILIENCE POLYURETHANE RESIN

Info

Publication number
BR8905457A
BR8905457A BR8905457A BR8905457A BR8905457A BR 8905457 A BR8905457 A BR 8905457A BR 8905457 A BR8905457 A BR 8905457A BR 8905457 A BR8905457 A BR 8905457A BR 8905457 A BR8905457 A BR 8905457A
Authority
BR
Brazil
Prior art keywords
polyurethane resin
low resilience
obtaining low
resilience polyurethane
obtaining
Prior art date
Application number
BR8905457A
Other languages
Portuguese (pt)
Inventor
Jose Eduardo Volponi
Derval Dos Santos Rosa
Original Assignee
Brasilia Telecom
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 Brasilia Telecom filed Critical Brasilia Telecom
Priority to BR8905457A priority Critical patent/BR8905457A/en
Publication of BR8905457A publication Critical patent/BR8905457A/en

Links

BR8905457A 1989-10-23 1989-10-23 PROCESS FOR OBTAINING LOW RESILIENCE POLYURETHANE RESIN BR8905457A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8905457A BR8905457A (en) 1989-10-23 1989-10-23 PROCESS FOR OBTAINING LOW RESILIENCE POLYURETHANE RESIN

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8905457A BR8905457A (en) 1989-10-23 1989-10-23 PROCESS FOR OBTAINING LOW RESILIENCE POLYURETHANE RESIN

Publications (1)

Publication Number Publication Date
BR8905457A true BR8905457A (en) 1991-04-23

Family

ID=4048209

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8905457A BR8905457A (en) 1989-10-23 1989-10-23 PROCESS FOR OBTAINING LOW RESILIENCE POLYURETHANE RESIN

Country Status (1)

Country Link
BR (1) BR8905457A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998052989A3 (en) * 1997-05-23 1999-05-06 Shell Int Research Polyurethane compositions made from hydroxy-terminated polydiene polymers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998052989A3 (en) * 1997-05-23 1999-05-06 Shell Int Research Polyurethane compositions made from hydroxy-terminated polydiene polymers

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FC Decision: refusal
PC Transfer

Free format text: FUNDACAO CPQD-CENTRO DE PESQUISA E DESENVOLVIMENTO EM TELECOMUNICACOES (BR)

HHT Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: republication

Free format text: TRANSFERIDO DE: TELECOMUNICACOES BRASILEIRAS S/A - TELEBRAS. REFERENCIA RPI NO 1479 DE 11/05/99 - CODIGO 25.1 - ITEM DESPACHO

ND Extension of time allowed
CKFC Appeal: appeal against refusal
FG9A Patent or certificate of addition granted
B21A Extinguishment of a patent or of a certificate of addition of invention: extinguishment - article 78, item i of industrial property law

Free format text: PATENTE EXTINTA EM 30/04/2012