KR880013693A - 쥬스포장용의 개량된 비-포일 조성물 구조물 - Google Patents

쥬스포장용의 개량된 비-포일 조성물 구조물 Download PDF

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KR880013693A
KR880013693A KR1019880005070A KR880005070A KR880013693A KR 880013693 A KR880013693 A KR 880013693A KR 1019880005070 A KR1019880005070 A KR 1019880005070A KR 880005070 A KR880005070 A KR 880005070A KR 880013693 A KR880013693 A KR 880013693A
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이. 기본스 챨스
엘. 탠너 신티아
에이. 휠로크 알란
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원본미기재
인터내서날 페이퍼 캄파니
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0008—Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/75—Printability
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2310/00—Treatment by energy or chemical effects
    • B32B2310/14—Corona, ionisation, electrical discharge, plasma treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • B32B2323/046—LDPE, i.e. low density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1303—Paper containing [e.g., paperboard, cardboard, fiberboard, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2809—Web or sheet containing structurally defined element or component and having an adhesive outermost layer including irradiated or wave energy treated component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813—Heat or solvent activated or sealable
    • Y10T428/2817—Heat sealable
    • Y10T428/2826—Synthetic resin or polymer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/3188—Next to cellulosic
    • Y10T428/31895—Paper or wood
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer

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  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
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  • Laminated Bodies (AREA)
  • Cartons (AREA)
  • Wrappers (AREA)
  • Non-Alcoholic Beverages (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
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  • Fats And Perfumes (AREA)

Abstract

내용 없음

Description

쥬스포장용의 개량된 비-포일 조성물 구조물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 적층물의 기존의 시판되는 구조물의 횡단면도, 제2도는 적층물의 기존의 시판되는 구조물의 횡단면도, 제3도는 적층물의 기존의 시판되는 구조물의 횡단면도.

Claims (21)

  1. a) 판지기판;
    b) 전술한 판지기판의 전술한 외측표면에 피복된 열밀봉 가능한 저밀도 폴리에틸렌의 얇은 바깥층.
    c) 에틸렌 비닐알코올 공중합체층 그리고
    d) 저밀도 폴리에틸렌층으로 된 열밀봉 가능한 층을 포함하는 사실을 특징으로 하는 적층물로 구성되고 필수오일과/또는 향미를 포함하는 용기.
  2. 제1항에 있어서,
    a) 판지기판,
    b) 전술한 판기기판의 전술한 바깥표면에 피복된 열밀봉 가능한 저밀도 폴레에틸렌 고분자의 얇은 0.8mil 두께의 바깥층.
    c) 전술한 판지기판의 전술한 내측표면에 공압출된 열밀봉 가능한 에틸렌비닐알코올 공중합체의 내측 얇은 결합층과 0.2 내지 0.7 mil 두께의 층 그리고
    d) 전술한 결합물질-에틸렌 비닐알코올 공중합체층의 바깥표면에 피복된 열-밀봉가능한 저밀도 폴에에틸렌 고분자의 얇은 0.7mil 두께의 층, 여기서 전술한 적층물은 통상적인 장치에서 250℉-500℉ 범위의 온도에서 열밀봉 가능함을 포함하는 사실을 특징으로 하는 용기.
  3. 제2항에 있어서, 저밀도 폴리에틸렌 고분자의 전술한 적층물의 바깥층이나 코로나 처리하여 전술한 인쇄성을 증대시키는 것을 특징으로 하는 용기.
  4. 제2항에 있어서, 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 화염 처리하여 전술한 적층물의 인쇄성을 증대시키는 것을 특징으로 하는 용기.
  5. 제4항에 있어서, 전술한 열-밀봉 가능한 에틸렌 비닐알코올 공중합체의 전술한 내부층의 전술한 표면을 코로나 배출 처리하여 전술한 얇은 열밀봉 가능한 LDPE 층의 접착성을 증대시키는 것을 특징으로 하는 용기.
  6. 제4항에 있어서, 전술한 열밀봉 가능한 에틸렌 비닐알코올 공중합체의 전술한 내부층의 전술한 표면을 화염처리하여 전술한 열-밀봉 가능한 LDPE층의 접착성을 증대시키는 것을 특징으로 하는 용기.
  7. 제1항에 있어서,
    a) 판지기판,
    b) 전술한 판지기판의 전술한 바깥표면에 피복된 열-밀봉 가능한 저밀도 폴리에틸렌의 얇은 0.8mil 두께의 바깥층.
    c) 전술한 판지가판의 전술한 내측표면에 피복된 에틸렌 아크릴산의 내측 결합층.
    d) 전술한 결합층에 피복된 0.2 내지 0.7mil 두께의 에틸렌비닐알코올 공중합체층,
    e) 전술한 EVOH층의 전술한 바깥표면에 피복된 저밀도 폴리에틸렌 고분자의 얇은 0.7mil 두께의 열-밀봉가능한 층을 포함하는 사실을 특징으로 하는 용기,
  8. 제7항에 있어서, 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 코로나 방전처리를 하여 전술한 적층물의 프린트성을 증대시키는 사실을 특징으로 하는 용기.
  9. 제7항에 있어서,저밀도 폴리에틸렌 고분자의 전술한 바깥층을 화염처리하여 전술한 적층물의 프린트성을 증대시키는 사실을 특징으로 하는 용기.
  10. 제9항에 있어서, 에틸렌 비닐알코올 공중합체의 전술한 내부층을 코로나 방전처리하여 전술한 후속적 열-밀봉 가능한 LDPE 피복의 접착성을 증대시키는 사실을 특징으로 하는 용기.
  11. 제9항에 있어서, 에틸렌 비닐알코올 공중합체의 전술한 내부층을 화염처리하여 전술한 후속적 열-밀봉 가능한 LDPE 피복의 접착성을 증대시키는 사실을 특징으로 하는 용기.
  12. 제1항에 있어서,
    a) 판지기판,
    b) 전술한 판지기판의 전술한 바깥표면에 피복된 열-밀봉 가능한 저밀도 폴리에틸렌 고분자의 21b 바깥층,
    c) 전술한 판지기판 전술한 내측표면에 공압출된 4.5lb 결합층, 4.0lb 열-밀봉가능한 에틸렌 비닐 알코올 공중합체층 그리고 4.5lb 결합층을 포함하는 내측 샌드위치층; 그리고
    d) 결합층-에틸렌 비닐알코올을 공중합체층-결합층의 전술한 내측 샌드위치층의 전술한 바깥표면에 공압출된 10lb 열-밀봉 가능한 저밀도 폴리에틸렌의 제품-접촉층, 여기서 전술한 적층물은 통상적인 장치에서 250℉-500℉ 범위의 온도에서 열밀봉 가능함을 포함하는 사실을 특징으로 하는 용기.
  13. 제12항에 있어서, 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 코로나 방전처리하여 전술한 적층물의 프린트성을 증대시키는 사실을 특징으로 하는 용기.
  14. 제12항에 있어서, 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 화염처리하여 전술한 적층물의 프린트성을 증대시키는 사실을 특징으로 하는 용기,
  15. 제12항에 있어서, 전술한 결합층이 Plexar형태의 결합물질인 사실을 특징으로 하는 용기.
  16. a) 판지기판의 두면을 화염처리하고;
    b) 전술한 판지의 전술한 바깥표면에 저밀도 폴리에틸렌 고분자의 12lb 바깥층을 압출피복하고;
    c) 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 코로나 방전 처리하고;
    d) 피복된 판지 웨브를 가볍게 털고;
    e) 전술한 판지의 피복않은 표면에 4.5lb 결합층. 4.0lb 에틸렌 비닐알코올 공중합체층 및 4.5lb 결합층을 포함하는 내측 샌드위치를 공압출하고; 그리고
    f) 결합층-에틸렌 비닐알코올 공중합체층-결합층의 전술한 표면에 10lb 열-밀봉가능한 저밀도 폴리에틸렌 공중합체층을 압출하는 단계를 포함하는 사실을 특징으로 하며, 제12항에 따른 필수오일 및/또는 향미의 유주에 대해서 향상된 저항을 가지는 용기를 형성하는 방법.
  17. a) 판지기판의 두면을 화염처리하고;
    b) 전술한 판지의 전술한 바깥표면에 저밀도 폴리에틸렌 고분자의 12lb 바깥층을 압출피복하고;
    c) 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 화염처리하고;
    d) 피복된 판지기판을 가볍게 털고;
    e) 전술한 판지의 전술한 내측 표면에 4.5lb 결합층 4.0lb 에틸렌 비닐앝코올 공중합체층 및 4.5lb 결합층을 하는 내부샌드위치를 공압출하고; 그리고
    f) 결합층-에틸렌비닐알코올 공중합체층-결합층의 전술한 내부 샌드위치에 10lb 열-밀봉 가능한 저밀도 폴리에틸렌 고분자층을 압출하는 단계를 포함하는 사실을 특징으로 하며, 제12항에 따른 필수오일 및/또는 향미의 유주에 대해 향상된 저항을 가지는 용기의 형성방법.
  18. a) 판지기판의 두면을 화염처리하고;
    b) 전술한 판지의 전술한 바깥표면에 저밀도 폴리 에틸렌 고분자의 얇은 0.8mil두께의 바깥층을 압출피복하고;
    c) 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 코로나 방전 처리하괴;
    d) 피복된 판지기판을 가볍게 털고;
    e) 전술한 판지의 전술한 피복않은 내측표면이 에틸렌 비닐 알코올 공중합체의 0.2 내지 0.7mil 두께 내부 층과 결합층을 공압출하고;
    f) 결합물질-에틸렌 비닐알코올 공중합체의 전술한 내부층을 코로나 방전처리하고; 그리고
    g) 결합물질-에틸렌 비닐알코올 공중합체 고분자의 전술한 내부층의 전술한 표면에 열-밀봉가능한 저밀도 폴리에틸렌 고분자의 얇은 0.7mil 두께층을 압출피복하는 단계를 포함하는 사실을 특징으로 하며, 제2항에 따른 필수오일 및/또는 향미의 유주에 대해 향상된 저항을 가지는 용기의 형성방법.
  19. a) 판지기판의 두면을 화염처리하고;
    b) 전술한 판지의 전술한 바깥표면에 저밀도 폴리에틸렌 고분자의 얇은 0.8mil두께의 바깥층을 압출피복하고;
    c) 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 화염처리하고;
    d) 피복한 판지기판을 가볍게 털고;
    e) 전술한 판지의 전술한 피복안한 내측 표면에 에틸렌 비닐알코올 공중합체의 0.2 내지 0.7mil 두께의 내부층과 결합층을 공압출하고;
    f) 에틸렌 비닐알코올 공중합체의 전술한 내부층을 화염처리하고; 그리고
    g) 결합물질-에틸렌 비닐알코올 공중합체 층의 전술한 내부층의 전술한 표면에 열-밀봉가능한 저밀도 폴리에틸렌 고분자의 0.7mil 두께층을 압출피복하는 단계를 포함하는 사실을 특징으로 하며, 제2항에 따른 필수오일 및 /또는 향미의 유주에 대해 향상된 저항을 가지는 용기의 형성방법.
  20. a) 판지기판의 두면을 화염처리하고;
    b) 전술한 판지의 전술한 바깥표면에 저밀도 폴리에틸렌 고분자의 얇은 0.8mil 두께의 바깥층을 압출피복하고;
    c) 저밀도 폴리에틸렌 고분자의 전술한 바깥층을 코로나 방전처리하고;
    d) 피복한 판지기판을 가볍게 털고;
    e) 전술한 판지의 전술한 피복않은 내측표면에 에틸렌 비닐알코올 공중합체의 0.7 내지 0.7mil 두께의 내측을 압출피복하고;
    f) 에틸렌 비닐 알코올 공중합체의 전술한 내부층을 코로나 방전 처리하고; 그리고
    g) 에틸렌 비닐알코올 공중합체의 전술한 내부층의 전술한 표면에 열-밀봉가능한 저밀도 폴리 에틸렌 고분자의 얇은 0.7mil 두께층을 압출 피복하는 단계를 포함하는 사실을 특징으로 하며, 제7항에 따른 필수오일 및/또는 향미의 유주에 대해 향상된 저항을 가지는 용기의 형성방법.
  21. a) 판지기판의 두면을 화염처리하고;
    b) 전술한 판지의 전술한 바깥표면에 저밀도 폴리에틸렌 고분자의 얇은 0.8mil 두께의 바깥층을 압출피복하고;
    c) 저밀도 폴로에틸렌 고분자의 전술한 바깥층을 화염처리하고;
    d) 피복한 판지기판을 가볍게 털고;
    e) 전술한 판지의 전술한 피복않은 내측표면에 에틸렌 비닐알코올 공중합체의 0.2 내지 0.7mil 두께의 내부층을 압출피복하고;
    f) 에틸렌 비닐알코올 공중합체의 전술한 내부층을 화염처리하고; 그리고
    g) 에틸렌 비닐알코올 공중합체의 전술한 내부층의 전술한 표면에 열-밀봉가능한 저밀도 폴리에틸렌 고분자의 얇은 0.7mil 두께층을 압출피복하는 단계를 포함하는 사실을 특징으로 하며, 제7항에 따른 필수오일 및/ 또는 향미의 유주에 대한 향상된 저항을 가지는 용기의 형성방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880005070A 1987-05-29 1988-05-02 쥬스 포장용의 개량된 비-포일 조성물 구조물 KR950012792B1 (ko)

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Also Published As

Publication number Publication date
AU611154B2 (en) 1991-06-06
JPS63312143A (ja) 1988-12-20
EP0293098A3 (en) 1990-03-07
ZA882901B (en) 1988-10-27
AU1672988A (en) 1988-12-01
EP0293098A2 (en) 1988-11-30
BR8802606A (pt) 1988-12-27
NZ224616A (en) 1991-08-27
EP0293098B1 (en) 1995-02-22
KR950012792B1 (ko) 1995-10-21
US4789575A (en) 1988-12-06
MX169554B (es) 1993-07-12
NO882333D0 (no) 1988-05-27
FI882523A (fi) 1988-11-30
FI89567B (fi) 1993-07-15
MY103088A (en) 1993-04-30
NO177562B (no) 1995-07-03
ES2072861T3 (es) 1995-08-01
JPH0572868B2 (ko) 1993-10-13
ATE118734T1 (de) 1995-03-15
CA1326645C (en) 1994-02-01
DE3853099T2 (de) 1995-06-14
PH25115A (en) 1991-02-19
NO882333L (no) 1988-11-30
DE3853099D1 (de) 1995-03-30
NO177562C (no) 1995-10-11
FI882523A0 (fi) 1988-05-27

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