CN1030277A - Improve fireproof door - Google Patents
Improve fireproof door Download PDFInfo
- Publication number
- CN1030277A CN1030277A CN88104099A CN88104099A CN1030277A CN 1030277 A CN1030277 A CN 1030277A CN 88104099 A CN88104099 A CN 88104099A CN 88104099 A CN88104099 A CN 88104099A CN 1030277 A CN1030277 A CN 1030277A
- Authority
- CN
- China
- Prior art keywords
- door
- plate
- doorframe
- framework
- opening section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/7025—Door leaves characterised by the filling between two external panels of cork; of wood or similar fibres
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/7028—Door leaves characterised by the filling between two external panels of cementituous type, e.g. concrete
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/703—Door leaves characterised by the filling between two external panels containing a metallic layer
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/7032—Door leaves characterised by the filling between two external panels of non-vegetal fibrous material, e.g. glass or rock wool
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B2003/7046—Door leaves with provisions for locks, hinges or other fittings
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Special Wing (AREA)
Abstract
A kind of fireproof door is by doorframe (1) with can form with respect to the fire-resistant opening section (2) that doorframe rotates.Opening section comprises two of the vertical placement rectangle door-plates (6) that are parallel to each other, and two door-plates (6) are bound up securely by framework (12), are placed with thermal insulation material (7) between them.Every door-plate (6) is made of two block plates (8) and a web (10), by web described steel plate is fixed together.Every door-plate (6) is fixed on the framework of being made by the metal mold material (12) removably, and outside framework (13) covers on the edge (15) of door-plate (6), and by flame retardant coating (16) they is separated.
Description
The present invention relates to a kind of fireproof door, it is by forming with respect to the rotating fire-resistant unlatching door section of doorframe.Described opening section comprises a framework and two rectangle door-plates that are parallel to each other vertically placing.Be placed with thermal insulation material between two door-plates.This fireproof door is specially adapted to its fire resistance period need be greater than 1 hour industrial construction (its range of application can be not limited to this certainly).
Fireproof door of the present invention no matter be applied to common building or nuclear industry building, all has special superiority.
The fireproof door of existing numerous forms all has one or more door leafs or panel, these fireproof doors, because require preferred its best fire resistance, the result has reduced mechanical strength, produces heat bridge for fear of door-plate, have to try every possible means to reduce the consumption of metal, the result causes the fragility of door to increase.
Fireproof door provided by the present invention can satisfy actual needs better than existing fireproof door.Particularly this door has higher mechanical strength, repeatedly folding and be not damaged (about 600,000 times) of this.And can guarantee to reach the standard of the desired fireproof performance of security department.
For this reason, the present invention releases a kind of labeled door that satisfies above-mentioned requirements specially, it is characterized in that every door-plate is made up of two metal sheets and a web.The mixed material that described web is made up of fluid power adhesive and reinforced fibers material is made.This web and is linked together them between two metal sheets, and every door-plate is fixed on the framework of being made by shape removably; Unlatching department also comprises an outside framework, and this is framework superimposed on the edge of door-plate, and by separation layer they is separated.
Outwardly, the design of this fireproof door is to the person skilled in the art, as if there is not any special significance, as if because it also can produce heat bridge, actually this is not so, above-mentioned door-plate and an outside framework are fixed together, and they are separated by separation layer, thereby make this door have good fire resistance properties, and this structure, excellent mechanical intensity had, thereby can carry out more opening and closing movement than existing fireproof door, and unlikely damage.
The another one advantage is that door-plate can carry out dismounting on the firm framework that it is fixed, can reduce the expense that fireproof door is installed like this, in fact, building or the early stage fireproof door of installing of construction, when construction results, usually needs to change opening section.For the fireproof door of this dismounting door-plate, iff being that a part is damaged in construction or in using, then need not change whole opening section, thus the reduction expense.
Specifically, prioritization scheme of the present invention must comprise following a kind of or/and and several structures.
-the thermal insulation material that is put between the door-plate is a kind of ceramic beaverboard, use this fiberboard, just can avoid using the superimposed layer of present fireproof door opening section, because if it is bad in the middle of the superimposed layer in conjunction with getting, then can form the special channel of heat therein, this is when using the asbestos panel at present, the normal problem that occurs.
-doorframe is made of firm closed frame.In the prior art, the gate-type structure that doorframe then normally is made up of three limits is formed, and its two pin are locked in the concrete.The doorframe of this structure has a lot of weak points, such as, yielding after installing, and its functional performance also depends on the horizontal tolerance (being approximately 1cm) of door installation in the work progress and the ratio of mechanical tolerance (being approximately several millimeters).Because the interval between doorframe and the opening section is very little, thereby the firm envelope formula of closing framework just shows original superiority.
-opening section comprises that is closed a connector, is used to make door and doorframe to match, and is running under the situation of the condition of a fire, is held open part and is locked together on the doorframe.Fireproof door of the present invention, bigger mechanical resistance make that this scheme is feasible, thereby have saved common necessary two anchoring bodys in the prior art.
Mixed material web in the-door-plate is made by the cement that the string that does not contain asbestos material is reinforced.
-two metal sheets are made by zinc-plated steel plate, and plate face upper punch has hole, and the flange in hole bends towards web, so that in the manufacture process of door-plate, described metal sheet is fixed on the mixed material web.
During manufacturing, before web solidifies, described steel plate is compressed on the web.
-door-plate is by being bolted on the framework, and screw head is by the outer rim protection that is superimposed upon on the described door-plate edge.
-described fireproof door comprises a horizontal window, and its structure is identical with the structure of aforementioned door.
-doorframe is provided with the set closure member of a closure member between opening section and doorframe, and is protected by metal sheet.
Below in conjunction with several non-limiting embodiment, the present invention is described in more detail.So that understand better.In Figure of description.
Fig. 1 is the front elevation drawing of fireproof door provided by the present invention.
Fig. 2 is the rear elevation of door shown in Fig. 1.
Fig. 3 is along the sectional view of III-III line among Fig. 1.
Fig. 4 is along the sectional view of IV-IV line among Fig. 1.
The local amplification view of the fireproof door that Fig. 5 designs according to the present invention.
Fig. 6 is the front elevation drawing of the fireproof door of another kind of double door of the present invention.
Fig. 7 is the sectional view of fireproof door shown in Figure 6 along VII-VII line.
Fig. 8 is the front elevation drawing that adds the fireproof door of a horizontal window on the basis of door shown in Figure 1.
Fig. 9 is a fireproof door shown in Figure 8 sectional view along IX-IX line.
Figure 10 is the fireproof door that adds a horizontal window on the basis of door shown in Figure 6.
Shown in Figure 1 be the front elevation drawing of fireproof door of the present invention, (front) wherein has doorframe (1) and with respect to the rotating fire-resistant opening section of doorframe (2).When selecting fireproof door, make its fire resistance period is one and a half hours, and the anti-flame time is 3 hours.
Open portion branch (2) rotates around the known hingen that has supporting base (3), the front jug (4) and the closure member (4a) of door.
Fig. 2 is the rear elevation of fireproof door of the present invention, and (back) includes the anti-sliding door bolt (5) of form known, Figure 3 shows that the sectional view of fireproof door, and it has clearly illustrated that the structure of fireproof door.Opening section (2) comprises the rectangle door-plate (6) of two vertical mutual balances, be placed with thermal insulation material (7) between two door-plates, this thermal insulation material is made of ceramic beaverboard, this fiberboard can be called " Crane " fibrous material (KERLANE) by a kind of name and make, its fusing point is up to 1700 ℃, but thermal conductivity is very low.
As Fig. 3, Fig. 4 and more clear and definite shown in Figure 5, every door-plate is made of two block plates (8), described steel plate is provided with the equidistant hole that is separated by (9), web (10) is made by fluid power adhesive (10 ') and the formed mixed material of reinforcing fibre, the viscous force adhesive can be made by alumina cement, and reinforcing fibre can be made by the plant cellulose that does not contain asbestos.Two block plates (8) are preferably zinc-plated.When making door-plate, before web solidifies, the steel plate of punching in advance is fixed on the web by pressurization, after web solidifies, promptly steel plate is consolidated securely, punch forming is adopted in hole on the steel plate, bends towards the chimb (9 ') of web (10) so that form, thereby steel plate self is fixed on the web more firmly.Every door-plate (8), be fixed on removably on the framework around thermal insulation material (7) by screw (8), this framework is made by two horizontal channel-section steels and two vertical slots steel, is used for door-plate is fixed on screw (11) on the above-mentioned framework, enough quantity is arranged, exert all one's strength and to distribute preferably.(, on width, having 4～5) such as having on the short transverse of door-plate about 10
In addition, opening section also comprises an outside framework (13) of being made by zinc-plated angle steel or groove angle, this is framework superimposed on the edge of door-plate, and is called the separation layer (16) that " Crane paper " (KERLANE/PAPER) form by a kind of name with good heat-proof quality they are spaced from each other.
Fire-resistant doorframe of the present invention (1) is made up of a firm rectangular closed metal frame, framework base (20) (Fig. 4) on, be welded with the column that two angle steel are made, there is transom (22) top, when doorframe is installed, it is placed on concrete bottom (24) goes up in the groove of reserving (23).One is used for fixing the device (25) with centering; be arranged on the top of transom (22); transom (22) embeds in the groove of reserving in concrete wall (26); during fastening position; opening section contacts with angle steel (27) on being welded on transom and column by elastic supporting piece (28), and these anti-pinch refer to that formula resilient contact (28) (for example trade mark is for employed in " He Laosi " many open-type doors (HELIOS)) can play sealing and protective effect between two contact surfaces.
Shown in Figure 3, in the insulation materials (7) of opening section, a groove (30) is arranged, the lock of a form known (30a) is placed on the inside, handle (4) is exposed to one side, the anti-bolt of pulling then is exposed to another side, described lock has a locking bolt (31), when opening section is closed on the doorframe, this locking bolt is sealed with the keeper (32) that is positioned on the doorframe, place the lock of groove (30), be placed in the shell (33), and separate with described shell by " Crane paper " (KERLANE PAPER) layer.Lock (30a) adopts the shade chaff purport a red-spotted lizard torr Xue sulfonium falcon of interband disconnecting to stab for this reason in Fig. 3
Opening section closes door by the single connection of the locking bolt formation of described lock, and does not need to connect additional reinforcing the in bottom of wanting opening section and top.
Among Fig. 3 and Fig. 4, expansion fire safe type closure member (40), by thermal expansion, can closed opening section and doorframe between the gap so that stop scurrying out of flame, hot gas and cigarette, these closure members are by metal sheet (41) protection that is welded on the doorframe.This metal sheet is positioned at the front of closure member, on the direction that door is opened.In the opening and closing process of door, metal sheet guarantees that closure member is not subjected to the impact of external substance.
Shown in Figure 6 is another kind of form of the present invention, has the fireproof door of biparting opening section (50), (51).Wherein fan as (50) are suitable for maintaining the closed position, and then with as described above opening section is identical for an other fan (51).Usually protect the Yishanmen (with reference to Fig. 7) of closing, comprise a known shutoff device (52), simultaneously, on its top (53) and bottom (54), be provided with the connector that is fixedly connected with doorframe.A fan of opening is bearing on the outer rim of the Yishanmen of closing.The supporting member (28) identical (Fig. 3 and Fig. 4) that elastic supporting member for supporting optical member (55) and single door are provided with between opening section and doorframe contact surface
Shown in Figure 8 of the present invention another have the fireproof door of horizontal window (56).Horizontal window is identical with the opening section structure, and structure shown in Figure 9 is more clear.The device of form known (57) has a yielding garden ring (58), and this device can closed horizontal window or lock during non-fastening position, and horizontal window rotates around hinge (58), and is fixed on the doorframe thus.
Figure 10 has roughly represented a kind of fireproof door of the present invention, and it has a pair of door leaf, and on aspect the whole width a horizontal window is arranged.
Obviously, the present invention never is limited to aforesaid several specific embodiment, and it comprises the thinkable various versions of those of ordinary skills, especially following several aspects:
-have the fireproof door of an opening section, unlatching department to have a plurality of connectors of closing to match, to guarantee that opening section is locked together on the doorframe more firmly with doorframe.
-be placed on thermal insulation material between two door-plates and be different to make pottery and water fiberboard
The mixed material of-formation web is different from the cement of reinforcing with sponge, such as, the concrete of employing glass fiber reinforcement, the metal sheet on the web adopt nail and web to fix, and other is different from some construction measures described in the invention.
Claims (7)
1, a kind of fireproof door, form by doorframe (1) with respect to the rotary fire-resistant opening section of doorframe (2), described opening section comprises two of the vertical placement rectangle door-plates (6) that are parallel to each other, be placed with insulation materials (7) between two door-plates (6), described door-plate (6) firmly fixes together by framework (12), it is characterized in that every door-plate (6) is made of two metal sheets (8) and a web (10), the mixed material that described web is made up of fluid power adhesive and reinforced fibers is made, this web is put between two metal sheets (8), and they are fixed together, door-plate (6) is fixed on the framework of being made by shape (12) removably, opening section also comprises on this framework superimposed edge in door-plate (6) (15) of an outside framework (13) and the framework (12), and by fireproof heat-insulating layer (16) it and described door-plate (6) and framework (12) is separated.
2, fireproof door as claimed in claim 1, the thermal insulation material (7) that it is characterized in that being placed between the door-plate is a ceramic beaverboard.
3, it is characterized in that according to any one described fireproof door of claim 1.2 doorframe (1) is made of the enclosed framework of rigidity.
4,, it is characterized in that opening section (2) comprises that one is suitable for closing connector (31) with doorframe cooperates, is locked together on the doorframe to guarantee described opening section according to the described fireproof door of above any one claim.
5, it is characterized in that according to the described fireproof door of above any one claim the mixed material web (10) of door-plate (6) makes by the sponge that does not contain asbestos is reinforced cementitious, two block plates (8) are made by zinc-plated steel plate, and have hole (9) on the steel plate, the flange in hole bends towards web, so that when making door-plate, described metal is fixed on the mixed material web.
6, according to the desired fireproof door of above any claim; it is characterized in that door-plate (6) is by screw (11); be fixed on the framework (12), the head of screw is protected by the outer rim (13) on the edge that covers described door-plate (6) (15).
7, according to the described fireproof door of above any claim; it is characterized in that doorframe (1) is gone up is provided with this closure member of closure member (40) and is protected by the metal sheet (41) that is welded on the doorframe (1) between opening section (2) and doorframe (1), described metal sheet is positioned at the front of closure member and on the opening direction of opening section.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8707222A FR2615559B1 (en) | 1987-05-22 | 1987-05-22 | IMPROVED FIRE-RESISTANT DOORS |
| FR8707222 | 1987-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1030277A true CN1030277A (en) | 1989-01-11 |
| CN1013978B CN1013978B (en) | 1991-09-18 |
Family
ID=9351357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN88104099A Expired CN1013978B (en) | 1987-05-22 | 1988-05-19 | Improved fireproof doors |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0294265B1 (en) |
| KR (1) | KR970007701B1 (en) |
| CN (1) | CN1013978B (en) |
| DE (1) | DE3860872D1 (en) |
| ES (1) | ES2018084B3 (en) |
| FR (1) | FR2615559B1 (en) |
| ZA (1) | ZA883608B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678028A (en) * | 2012-05-28 | 2012-09-19 | 丁俊 | Protective door of Cobalt-60 accelerator |
| CN103189588A (en) * | 2010-10-27 | 2013-07-03 | 博脉特（有限公司） | Watertight fire door and fire protection layer thereof |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59002787D1 (en) * | 1989-03-23 | 1993-10-28 | Theo Schroeders | Fire protection door. |
| FR2695159B1 (en) * | 1992-07-06 | 1995-01-13 | Olivier Sa | Sandwich structure for fire door and partition elements. |
| GB2280467B (en) * | 1993-07-28 | 1997-01-08 | Permadoor Plc | Doors and a method of manufacturing same |
| FI108808B (en) | 2000-05-11 | 2002-03-28 | Huurre Group Oy | Method of providing a door construction and door construction |
| ES2244288B1 (en) * | 2003-07-16 | 2007-02-16 | Puertas Dayfor, S.L. | SECURITY DOOR TO FIRE R.F. DOUBLE BLADE 60. |
| FR2864571B1 (en) * | 2003-12-24 | 2007-10-26 | Serrurerie Et Mecanique Saint | FIRE DOOR HAS AT LEAST ONE VANTAIL |
| US8656683B2 (en) * | 2011-12-23 | 2014-02-25 | Sonnenschutz, Pty Ltd | Shutter |
| CN103510816B (en) * | 2013-10-11 | 2015-08-26 | 宜兴市万向防火门有限公司 | A kind of nuclear power door |
| JP6718215B2 (en) * | 2015-09-14 | 2020-07-08 | 三和シヤッター工業株式会社 | door |
| JP7027152B2 (en) * | 2017-12-15 | 2022-03-01 | Ykk Ap株式会社 | Joinery |
| CN112832645A (en) * | 2021-01-05 | 2021-05-25 | 安徽通晓防火门有限公司 | Wooden heat-insulating fireproof door |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1024320A (en) * | 1950-07-18 | 1953-03-31 | New insulating fire-rated panel and its manufacturing process | |
| US3094198A (en) * | 1960-01-07 | 1963-06-18 | Erie Enameling Company | Structural panel |
| US4016697A (en) * | 1969-10-08 | 1977-04-12 | United States Gypsum Company | Construction unit |
| DE1954555C2 (en) * | 1969-10-30 | 1982-07-22 | Deutsche Metalltüren-Werke Aug. Schwarze AG, 4800 Bielefeld | Rigid fire trap door leaf - has double insulation panels and battens in stiffened frame of hollow members |
| US3759009A (en) * | 1971-01-28 | 1973-09-18 | Gordon T Kinder | Composite load bearing panels |
| DE2604777A1 (en) * | 1976-02-07 | 1977-08-11 | Kaeuferle Stahlbau J | Non-distorting fire protecting door - has outside spanning connectors clamping insulating cover panels to tubular frame units |
| DE2654447B2 (en) * | 1976-12-01 | 1979-08-09 | Steinau Gmbh & Co, 5760 Arnsberg | Door arrangement consisting of a metal door leaf and a metal frame |
| FR2426143A1 (en) * | 1978-05-16 | 1979-12-14 | Hekpazo Denis | Sound insulating fire door - has bi-rebated edges with steel lined boards on Z=section frame confining mineral wool with corrugated metal core |
| AU519381B3 (en) * | 1981-09-17 | 1982-02-18 | Swan Products Pty. Ltd. | Fireproof cover |
-
1987
- 1987-05-22 FR FR8707222A patent/FR2615559B1/en not_active Expired
-
1988
- 1988-05-19 EP EP88401213A patent/EP0294265B1/en not_active Expired - Lifetime
- 1988-05-19 ES ES88401213T patent/ES2018084B3/en not_active Expired - Lifetime
- 1988-05-19 CN CN88104099A patent/CN1013978B/en not_active Expired
- 1988-05-19 DE DE8888401213T patent/DE3860872D1/en not_active Expired - Lifetime
- 1988-05-20 KR KR1019880005981A patent/KR970007701B1/en not_active IP Right Cessation
- 1988-05-20 ZA ZA883608A patent/ZA883608B/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103189588A (en) * | 2010-10-27 | 2013-07-03 | 博脉特（有限公司） | Watertight fire door and fire protection layer thereof |
| CN103189588B (en) * | 2010-10-27 | 2016-07-06 | 博脉特（有限公司） | Waterproof fireproofing door |
| CN102678028A (en) * | 2012-05-28 | 2012-09-19 | 丁俊 | Protective door of Cobalt-60 accelerator |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3860872D1 (en) | 1990-11-29 |
| FR2615559B1 (en) | 1989-08-18 |
| EP0294265A1 (en) | 1988-12-07 |
| KR880014222A (en) | 1988-12-23 |
| ES2018084B3 (en) | 1991-03-16 |
| CN1013978B (en) | 1991-09-18 |
| FR2615559A1 (en) | 1988-11-25 |
| EP0294265B1 (en) | 1990-10-24 |
| KR970007701B1 (en) | 1997-05-15 |
| ZA883608B (en) | 1989-07-26 |
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