IN2014CN02192A - - Google Patents
Download PDFInfo
- Publication number
- IN2014CN02192A IN2014CN02192A IN2192CHN2014A IN2014CN02192A IN 2014CN02192 A IN2014CN02192 A IN 2014CN02192A IN 2192CHN2014 A IN2192CHN2014 A IN 2192CHN2014A IN 2014CN02192 A IN2014CN02192 A IN 2014CN02192A
- Authority
- IN
- India
- Prior art keywords
- eliminated
- forming
- reduced
- thermosetting resin
- during curing
- Prior art date
Links
Classifications
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
- B32B37/0015—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid warp or curl
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
- B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27H—BENDING WOOD OR SIMILAR MATERIAL; COOPERAGE; MAKING WHEELS FROM WOOD OR SIMILAR MATERIAL
- B27H1/00—Bending wood stock, e.g. boards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
-
- 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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/042—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
-
- 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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/08—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/006—Relieving internal or residual stresses
-
- 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
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0076—Curing, vulcanising, cross-linking
-
- 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
- B32B2317/00—Animal or vegetable based
- B32B2317/12—Paper, e.g. cardboard
- B32B2317/125—Paper, e.g. cardboard impregnated with thermosetting 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
- B32B2471/00—Floor coverings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
- E04F15/102—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials of fibrous or chipped materials, e.g. bonded with synthetic resins
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
- E04F15/107—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials composed of several layers, e.g. sandwich panels
-
- 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]
- Y10T428/31971—Of carbohydrate
- Y10T428/31989—Of wood
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Forests & Forestry (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Floor Finish (AREA)
- Laminated Bodies (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Finishing Walls (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161532753P | 2011-09-09 | 2011-09-09 | |
SE1150814 | 2011-09-09 | ||
PCT/SE2012/050947 WO2013036197A1 (en) | 2011-09-09 | 2012-09-07 | Panel forming |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014CN02192A true IN2014CN02192A (et) | 2015-05-29 |
Family
ID=47832446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN2192CHN2014 IN2014CN02192A (et) | 2011-09-09 | 2012-09-07 |
Country Status (9)
Country | Link |
---|---|
US (3) | US9757928B2 (et) |
EP (2) | EP2753473B1 (et) |
CN (3) | CN108773148A (et) |
BR (1) | BR112014004486B1 (et) |
IN (1) | IN2014CN02192A (et) |
PL (1) | PL2753473T3 (et) |
RU (1) | RU2602359C2 (et) |
UA (1) | UA112659C2 (et) |
WO (1) | WO2013036197A1 (et) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11235565B2 (en) | 2008-04-07 | 2022-02-01 | Valinge Innovation Ab | Wood fibre based panels with a thin surface layer |
DK2264259T3 (da) * | 2009-06-17 | 2013-08-26 | Vaelinge Innovation Ab | Panel, anvendelse af et panel, fremgangsmåde til fremstilling af et panel og et prepreg |
MX2012007874A (es) | 2010-01-15 | 2012-08-03 | Ceraloc Innovation Belgium | Capa de superficie de color brillante. |
US8480841B2 (en) | 2010-04-13 | 2013-07-09 | Ceralog Innovation Belgium BVBA | Powder overlay |
US10899166B2 (en) | 2010-04-13 | 2021-01-26 | Valinge Innovation Ab | Digitally injected designs in powder surfaces |
CN103459165B (zh) | 2011-04-12 | 2017-02-15 | 瓦林格创新股份有限公司 | 生产层的方法 |
PL3284598T3 (pl) | 2011-08-26 | 2019-07-31 | Ceraloc Innovation Ab | Powłoka panelowa |
BR122020014648B1 (pt) | 2011-08-29 | 2022-04-05 | Ceraloc Innovation Ab | Painéis de piso proporcionados com um sistema de travamento mecânico para painéis de piso |
UA112659C2 (uk) | 2011-09-09 | 2016-10-10 | Сералок Інновейшн Аб | Формування панелі |
US8935899B2 (en) | 2012-02-02 | 2015-01-20 | Valinge Innovation Ab | Lamella core and a method for producing it |
US9140010B2 (en) | 2012-07-02 | 2015-09-22 | Valinge Flooring Technology Ab | Panel forming |
US8993049B2 (en) | 2012-08-09 | 2015-03-31 | Valinge Flooring Technology Ab | Single layer scattering of powder surfaces |
UA118967C2 (uk) | 2013-07-02 | 2019-04-10 | Велінге Інновейшн Аб | Спосіб виготовлення будівельної панелі і будівельна панель |
MY180854A (en) | 2013-08-27 | 2020-12-10 | Valinge Innovation Ab | A method for producing a lamella core |
US10494822B2 (en) * | 2014-07-07 | 2019-12-03 | Zhangjiagang Elegant Plastics Co., Ltd. | Elastic plastic floor which is with the functions of moisture proof and sound insulation, and its production method |
EP3015282B1 (de) * | 2014-10-30 | 2016-11-30 | Flooring Technologies Ltd. | Verfahren zur Herstellung eines Holzwerkstofflaminats |
US11454036B1 (en) * | 2018-10-18 | 2022-09-27 | Columbia Insurance Company | Moisture resistant engineered hardwood veneer flooring |
WO2020180237A1 (en) | 2019-03-05 | 2020-09-10 | Ceraloc Innovation Ab | Methods for forming grooves in a board element and an associated panel |
US11377855B2 (en) | 2019-03-25 | 2022-07-05 | Ceraloc Innovation Ab | Mineral-based panel comprising grooves and a method for forming grooves |
CA3156994A1 (en) * | 2019-10-08 | 2021-04-15 | Engineered Floors LLC | Balancing flooring tile upcurl by reverse shrinkage |
CN114829126A (zh) | 2019-12-27 | 2022-07-29 | 塞拉洛克创新股份有限公司 | 包括平衡层的基于热塑性塑料的建筑镶板 |
CN111702899B (zh) * | 2020-06-22 | 2021-05-18 | 明珠家具股份有限公司 | 一种高平整性三聚氰胺饰面板压贴方法 |
EP4208612A1 (en) * | 2020-09-02 | 2023-07-12 | Ceraloc Innovation AB | Method and arrangement for forming grooves in a board element |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1454394A (en) * | 1973-02-22 | 1976-11-03 | Nat Res Dev | Heating panels |
US4046937A (en) * | 1974-10-10 | 1977-09-06 | Westinghouse Electric Corporation | Melamine-aldehyde resin and postformable laminate made therefrom |
US4405690A (en) * | 1980-11-19 | 1983-09-20 | Westinghouse Electric Corp. | Polyethylene glycol modified melamine aldehyde resin and postformable laminate made therewith |
NZ200674A (en) * | 1981-05-26 | 1985-09-13 | Earl Herbert Robbins | A composite wood panel that is veneered and has an intermediate veneer |
JPH01171892A (ja) * | 1987-12-25 | 1989-07-06 | Sakata Corp | 超光沢印刷物の製造方法 |
JPH0652006B2 (ja) | 1988-07-12 | 1994-07-06 | 日東紡績株式会社 | 置敷き床タイル |
JPH084263A (ja) * | 1994-06-17 | 1996-01-09 | Dantani Plywood Co Ltd | 直貼り用床板 |
JPH08332607A (ja) * | 1995-06-07 | 1996-12-17 | Dantani Plywood Co Ltd | フロア材及びその製造方法 |
AUPN516795A0 (en) * | 1995-09-01 | 1995-09-28 | Armacel Pty Limited | Layered structural article |
US6887583B1 (en) | 1997-04-21 | 2005-05-03 | Nevamar Corporation, Llp | Low pressure melamine/veneer panel |
JP3188222B2 (ja) * | 1997-08-29 | 2001-07-16 | 孝嗣 阿部 | 複合フローリングの製法 |
DE19830778C1 (de) * | 1998-07-09 | 2000-01-20 | Vock Elemente Und Geraetebau G | Dekorative Schichtpreßstoffplatte mit Biegekante und Verfahren zum Herstellen einer Verbundplatte mit derselben |
US6610358B1 (en) * | 1999-03-12 | 2003-08-26 | Premark Rwp Holdings, Inc. | System and method for two sided sheet treating |
JP3575386B2 (ja) * | 2000-03-30 | 2004-10-13 | 日本製紙株式会社 | 反り防止床板の製造方法。 |
SE0203596L (sv) | 2002-12-02 | 2004-06-03 | Pergo Europ Ab | Förfarande och framställning av härdplastlaminat |
WO2005021254A1 (en) * | 2003-08-28 | 2005-03-10 | Surfaces Techniboard Inc. | Stone-like laminate |
JP2007098704A (ja) * | 2005-10-03 | 2007-04-19 | Matsushita Electric Works Ltd | 複合合板の製造方法 |
JP4598727B2 (ja) * | 2006-07-19 | 2010-12-15 | オリンパス株式会社 | 木材の加工方法 |
JP5130006B2 (ja) * | 2007-08-23 | 2013-01-30 | パナソニック株式会社 | 木質床材 |
CN104002357A (zh) * | 2007-11-19 | 2014-08-27 | 瓦林格创新股份有限公司 | 具有耐磨表面的基于纤维的镶板 |
US9783996B2 (en) * | 2007-11-19 | 2017-10-10 | Valinge Innovation Ab | Fibre based panels with a wear resistance surface |
PL2602077T3 (pl) * | 2007-11-19 | 2017-12-29 | Välinge Innovation AB | Odzyskiwanie laminowanych podłóg |
CN101998896B (zh) * | 2008-04-07 | 2014-12-10 | 瓦林格创新股份有限公司 | 具有薄的表面层的基于木质纤维的镶板 |
PL2344311T3 (pl) | 2008-04-07 | 2019-02-28 | Välinge Innovation AB | Oparte o włókna drewniane panele z cienką warstwą powierzchniową |
US8307872B2 (en) * | 2008-11-13 | 2012-11-13 | The Boeing Company | Apparatus for curing a composite structural member |
CN101857151B (zh) * | 2009-04-10 | 2013-01-09 | 友达光电(厦门)有限公司 | 缓冲垫吸取装置及吸取方法 |
CN201598040U (zh) * | 2009-12-18 | 2010-10-06 | 大阔科技股份有限公司 | 料件分离装置 |
PL2338693T3 (pl) | 2009-12-23 | 2012-10-31 | Flooring Technologies Ltd | Sposób wykańczania płyt z tworzywa drzewnego |
US8480841B2 (en) * | 2010-04-13 | 2013-07-09 | Ceralog Innovation Belgium BVBA | Powder overlay |
CN201789039U (zh) * | 2010-09-21 | 2011-04-06 | 深圳市吉阳自动化科技有限公司 | 一种锂离子电池叠片机及吸片机构 |
UA112659C2 (uk) | 2011-09-09 | 2016-10-10 | Сералок Інновейшн Аб | Формування панелі |
-
2012
- 2012-07-09 UA UAA201403046A patent/UA112659C2/uk unknown
- 2012-09-07 WO PCT/SE2012/050947 patent/WO2013036197A1/en active Application Filing
- 2012-09-07 CN CN201810636747.4A patent/CN108773148A/zh active Pending
- 2012-09-07 PL PL12829742T patent/PL2753473T3/pl unknown
- 2012-09-07 BR BR112014004486-4A patent/BR112014004486B1/pt active IP Right Grant
- 2012-09-07 EP EP12829742.1A patent/EP2753473B1/en active Active
- 2012-09-07 CN CN201810635711.4A patent/CN108909143A/zh active Pending
- 2012-09-07 EP EP19208906.8A patent/EP3628506B1/en active Active
- 2012-09-07 US US13/606,878 patent/US9757928B2/en active Active
- 2012-09-07 CN CN201280042453.XA patent/CN103764405A/zh active Pending
- 2012-09-07 RU RU2014111487/12A patent/RU2602359C2/ru not_active IP Right Cessation
- 2012-09-07 IN IN2192CHN2014 patent/IN2014CN02192A/en unknown
-
2017
- 2017-08-10 US US15/673,842 patent/US11130325B2/en active Active
-
2021
- 2021-08-25 US US17/411,187 patent/US20220032594A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US9757928B2 (en) | 2017-09-12 |
US20220032594A1 (en) | 2022-02-03 |
EP2753473A4 (en) | 2015-07-29 |
US20130065072A1 (en) | 2013-03-14 |
RU2014111487A (ru) | 2015-10-20 |
EP2753473A1 (en) | 2014-07-16 |
CN108909143A (zh) | 2018-11-30 |
CN103764405A (zh) | 2014-04-30 |
US11130325B2 (en) | 2021-09-28 |
EP3628506B1 (en) | 2024-07-17 |
CN108773148A (zh) | 2018-11-09 |
BR112014004486A2 (pt) | 2017-03-14 |
UA112659C2 (uk) | 2016-10-10 |
PL2753473T3 (pl) | 2020-05-18 |
RU2602359C2 (ru) | 2016-11-20 |
US20170334184A1 (en) | 2017-11-23 |
EP3628506A1 (en) | 2020-04-01 |
EP2753473B1 (en) | 2019-11-27 |
BR112014004486B1 (pt) | 2021-04-13 |
WO2013036197A1 (en) | 2013-03-14 |
BR112014004486A8 (pt) | 2018-04-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IN2014CN02192A (et) | ||
MX2013011535A (es) | Una mezcla en polvo y un metodo para producir un panel de construccion. | |
PT3052549T (pt) | Um método para aumentar a reatividade da lignina | |
HK1207055A1 (en) | Cyanogen-halide production method, cyanate ester compound and production method therefor, and resin composition | |
PT3092123T (pt) | Painel à base de fibra de madeira com uma camada de superfície | |
PL2931527T3 (pl) | Sposób produkcji płyty materiałowej wyposażonej w warstwę dekoracyjną | |
ZA201306756B (en) | Accelerator for curing resins | |
EE05744B1 (et) | Meetod puitmaterjali looduslikku kõverjoonelisust järgivate servadega laminaatpõrandaplankude valmistamiseks | |
HK1218774A1 (zh) | 導光板及其製造方法 | |
GB201309058D0 (en) | Composite construction panel having improved substrate board and method for the manufacture thereof | |
WO2013175185A3 (en) | Method of manufacturing a surface apparatus and apparatus therefore | |
IL228038A0 (en) | Catalyst for preserving resins | |
EP2891669A4 (en) | ITEM HAVING A CURED LAYER FORMED BY CURING A CURABLE RESIN COMPOSITION ON AT LEAST ONE SURFACE THEREOF | |
EP2998335A4 (en) | METHOD FOR PRODUCING A BIPHENYL SKIN-CONTAINING EPOXY RESIN | |
IL245629A0 (en) | A method for curing radically curable resin | |
EP2813334A4 (en) | METHOD FOR MANUFACTURING RESIN MIXTURE | |
EP2798387A4 (en) | Light conductor plate and method of production thereof | |
MX2014003936A (es) | Procedimiento para preparar ditiina-tetracarboximidas. | |
WO2013072354A3 (de) | Alkyl- oder dialkyl-semicarbazone als härter für epoxidharze | |
EP3042749A4 (en) | Resin panel and forming method | |
PL2842707T3 (pl) | Sposób wytwarzania konstrukcyjnego drewna warstwowego wykonanego z wielu warstw tarcicy | |
HUE050762T2 (hu) | Eljárás egy sima felületû OSB lemez elõállítására | |
GB201301227D0 (en) | Method of Production and Decorative Finishing of a Panel and a Panel Produced by the method | |
EE01233U1 (et) | Meetod puitmaterjali looduslikku kõverjoonelisust järgivate servadega laminaatpõrandaplankude valmistamiseks | |
PL394020A1 (pl) | Sposób utwardzania gniazd w korpusie kombajnu górniczego metodą powierzchniowego hartowania indukcyjnego i przyrząd do utwardzania gniazd w korpusie kombajnu górniczego metodą powierzchniowego hartowania indukcyjnego |