Global Patent Index - EP 0990068 A1

EP 0990068 A1 2000-04-05 - IMPROVEMENTS IN ROLL COVERS

Title (en)

IMPROVEMENTS IN ROLL COVERS

Title (de)

VERBESSERUNGEN BEI WALZENBEZÜGEN

Title (fr)

AMELIORATIONS RELATIVES A DES GARNITURES DE ROULEAUX

Publication

EP 0990068 A1 (EN)

Application

EP 99914644 A

Priority

  • GB 9900931 W
  • GB 9807703 A

Abstract (en)

[origin: WO9953136A1] A roll cover (12), which may be in the form of a belt which is removed from contact over part of a roll, is provided with a porous nonwoven structure, for example a layer of sintered particles (55) or with or without a fabric reinforcement (57) or a layer which is rendered porous by leaching out particles or fibers, or by breaching hollow fibres (75) or which is compared by a reticulate microporous foam (60). The layer may be supported on a perforated membrane (50) or a textile base layer (62) and a nonwoven layer (54) may be provided between the support layer and the surface layer (56). The cover may provide a capillary dewatering membrane.

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

D21F 3/10; B01D 39/00; D21F 3/08; D21F 5/18

IPC 8 full level (invention and additional information)

D21F 3/10 (2006.01); D21F 7/08 (2006.01); F26B 13/26 (2006.01)

CPC (invention and additional information)

F26B 13/26 (2013.01); D21F 3/105 (2013.01); D21F 7/083 (2013.01)

Citation (search report)

See references of WO 9953136A1

Designated contracting state (EPC)

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

EPO simple patent family

WO 9953136 A1 19991021; EP 0990068 A1 20000405; GB 9807703 D0 19980610

INPADOC legal status


2002-05-15 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20011031

2001-07-04 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000505

2000-09-06 [RAP1] TRANSFER OF RIGHTS OF AN APPLICATION

- Owner name: SCAPA GROUP PLC

2000-04-05 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

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