BR6909520D0 - Processo - Google Patents
ProcessoInfo
- Publication number
- BR6909520D0 BR6909520D0 BR20952069A BR20952069A BR6909520D0 BR 6909520 D0 BR6909520 D0 BR 6909520D0 BR 20952069 A BR20952069 A BR 20952069A BR 20952069 A BR20952069 A BR 20952069A BR 6909520 D0 BR6909520 D0 BR 6909520D0
- Authority
- BR
- Brazil
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US73630268A | 1968-06-12 | 1968-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR6909520D0 true BR6909520D0 (pt) | 1973-01-18 |
Family
ID=24959348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR20952069A BR6909520D0 (pt) | 1968-06-12 | 1969-06-06 | Processo |
Country Status (10)
Country | Link |
---|---|
BE (1) | BE733398A (nl) |
BR (1) | BR6909520D0 (nl) |
CH (1) | CH522004A (nl) |
DE (1) | DE1929501A1 (nl) |
DK (1) | DK126005B (nl) |
ES (1) | ES368205A1 (nl) |
FR (1) | FR2010746A1 (nl) |
GB (1) | GB1269807A (nl) |
IE (1) | IE32869B1 (nl) |
NL (1) | NL6908686A (nl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4093570A (en) * | 1975-05-01 | 1978-06-06 | Asahi Kasei Kogyo Kabushiki Kaisha | Production of porous polymers |
ES2062900B1 (es) * | 1991-07-29 | 1995-07-01 | Univ Madrid Nac Educacion | Hidrogeles de polimero heterociclico, su procedimiento de obtencion y su utilizacion como pastillas insolubles reguladoras del ph. |
US5866660A (en) * | 1997-03-13 | 1999-02-02 | Isp Investments Inc. | Polyvinyl prolidone and crosslinker with divinyl and chelation group |
CN114163587B (zh) * | 2021-11-30 | 2024-01-23 | 中国石油天然气集团有限公司 | 一种纳米二氧化硅接枝聚合物及其制备方法、应用及降滤失剂 |
-
1969
- 1969-05-21 BE BE733398D patent/BE733398A/xx unknown
- 1969-06-06 GB GB2868769A patent/GB1269807A/en not_active Expired
- 1969-06-06 BR BR20952069A patent/BR6909520D0/pt unknown
- 1969-06-06 NL NL6908686A patent/NL6908686A/xx unknown
- 1969-06-10 IE IE79469A patent/IE32869B1/xx unknown
- 1969-06-10 ES ES368205A patent/ES368205A1/es not_active Expired
- 1969-06-11 FR FR6919324A patent/FR2010746A1/fr not_active Withdrawn
- 1969-06-11 DE DE19691929501 patent/DE1929501A1/de not_active Withdrawn
- 1969-06-11 CH CH891069A patent/CH522004A/de not_active IP Right Cessation
- 1969-06-12 DK DK318369A patent/DK126005B/da unknown
Also Published As
Publication number | Publication date |
---|---|
BE733398A (nl) | 1969-11-03 |
DK126005B (da) | 1973-05-28 |
IE32869B1 (en) | 1973-12-28 |
FR2010746A1 (nl) | 1970-02-20 |
CH522004A (de) | 1972-04-30 |
NL6908686A (nl) | 1969-12-16 |
IE32869L (en) | 1969-12-12 |
GB1269807A (en) | 1972-04-06 |
ES368205A1 (es) | 1971-05-01 |
DE1929501B2 (nl) | 1979-05-10 |
DE1929501A1 (de) | 1970-01-02 |
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