Global patent index - EP 0994648 A1

EP 0994648 A1 2000-04-26 - BIODEGRADABLE MINERAL WOOL COMPOSITION

Title (en)

BIODEGRADABLE MINERAL WOOL COMPOSITION

Title (de)

ZUSAMMENSETZUNG EINER BIOLOGISCH ABBAUBAREN MINERALWOLLE

Title (fr)

COMPOSITION DE LAINE MINERALE AYANT UN CARACTERE BIODEGRADABLE

Publication

EP 0994648 A1 (FR)

Application

EP 99916985 A

Priority

  • FR 9901056 W
  • FR 9805707 A

Abstract (en)

[origin: FR2778400A1] The invention concerns a mineral wool capable of dissolving in a physiological medium, comprising the following constituents in weight percentages as follows: SiO2 38-46 %; Al2O3 16-24 %; MgO 10-20 %; RO (CaO + MgO) 16-40 %; MgO/CaO >/= 0.8 %; R2O (Na2O + K2O) >/= 0.3 %; P2O5 0-5 %; Fe2O3 >/= 0.5 %; TiO2 0-3 %; MnO 0-2 %; SO3 0-2 %.

IPC 1-7 (main, further and additional classification)

A01G 31/00; C03C 13/00; C03C 13/06

IPC 8 full level (invention and additional information)

A01G 1/00 (2006.01); A01G 31/00 (2006.01); C03C 13/06 (2006.01)

CPC (invention and additional information)

C03C 13/06 (2013.01); C03C 2213/02 (2013.01)

Citation (search report)

See references of WO 9956526A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

EPO simple patent family

FR 2778400 A1 19991112; AR 015287 A1 20010418; AU 3527599 A 19991123; BR 9906422 A 20000711; CA 2295870 A1 19991111; CN 1273505 A 20001115; EP 0994648 A1 20000426; HR P20000009 A2 20000630; HU 0002499 A2 20001128; IS 5326 A 19991228; JP 2002512817 A 20020508; NO 20000029 A 20000105; NO 20000029 D0 20000105; PL 337923 A1 20000911; SK 188999 A3 20000711; TR 200000072 T1 20001121; WO 9956526 A1 19991111; ZA 200000071 B 20000801

INPADOC legal status

2003-06-11 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20021203

2002-09-18 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020802

2000-04-26 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000107

2000-04-26 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

2000-04-26 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Ref Legal Event Code: AX

- Free Format Text: SI PAYMENT 20000107