ATE352363T1 - Vorrichtung zur zyklischen behandlung eines fluids durch adsorption, die ventile mit verbesserter dichtigkeit enthält - Google Patents
Vorrichtung zur zyklischen behandlung eines fluids durch adsorption, die ventile mit verbesserter dichtigkeit enthältInfo
- Publication number
- ATE352363T1 ATE352363T1 AT00402649T AT00402649T ATE352363T1 AT E352363 T1 ATE352363 T1 AT E352363T1 AT 00402649 T AT00402649 T AT 00402649T AT 00402649 T AT00402649 T AT 00402649T AT E352363 T1 ATE352363 T1 AT E352363T1
- Authority
- AT
- Austria
- Prior art keywords
- enclosure
- gas
- plant
- adsorption
- protective
- Prior art date
Links
- 238000001179 sorption measurement Methods 0.000 title abstract 3
- 239000012530 fluid Substances 0.000 title 1
- 230000001681 protective effect Effects 0.000 abstract 3
- 239000003463 adsorbent Substances 0.000 abstract 1
- 239000003570 air Substances 0.000 abstract 1
- 239000012080 ambient air Substances 0.000 abstract 1
- 238000011109 contamination Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
- B01D53/0476—Vacuum pressure swing adsorption
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
- F16K41/04—Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing
- F16K41/043—Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing for spindles which only rotate, i.e. non-rising spindles
- F16K41/046—Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing for spindles which only rotate, i.e. non-rising spindles for rotating valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/12—Oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40003—Methods relating to valve switching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0462—Temperature swing adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- 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
- Y10T137/00—Fluid handling
- Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
- Y10T137/4245—Cleaning or steam sterilizing
- Y10T137/4259—With separate material addition
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Gases By Adsorption (AREA)
- Details Of Valves (AREA)
- Pipeline Systems (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9913517A FR2800297B1 (fr) | 1999-10-28 | 1999-10-28 | Installation de traitement cyclique de fluide par adsorption avec vannes a etancheite amelioree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE352363T1 true ATE352363T1 (de) | 2007-02-15 |
Family
ID=9551489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT00402649T ATE352363T1 (de) | 1999-10-28 | 2000-09-25 | Vorrichtung zur zyklischen behandlung eines fluids durch adsorption, die ventile mit verbesserter dichtigkeit enthält |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6517609B1 (de) |
| EP (1) | EP1095689B1 (de) |
| JP (1) | JP2001187310A (de) |
| AT (1) | ATE352363T1 (de) |
| DE (1) | DE60033108T2 (de) |
| ES (1) | ES2280183T3 (de) |
| FR (1) | FR2800297B1 (de) |
Families Citing this family (62)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE38493E1 (en) * | 1996-04-24 | 2004-04-13 | Questair Technologies Inc. | Flow regulated pressure swing adsorption system |
| US6921597B2 (en) | 1998-09-14 | 2005-07-26 | Questair Technologies Inc. | Electrical current generation system |
| EP1344270B1 (de) | 2000-10-27 | 2017-06-21 | Air Products and Chemicals, Inc. | Systemen und verfahren zur wasserstoff-versorgung von brennstoffzellen |
| CA2325072A1 (en) | 2000-10-30 | 2002-04-30 | Questair Technologies Inc. | Gas separation for molten carbonate fuel cell |
| US7097925B2 (en) | 2000-10-30 | 2006-08-29 | Questair Technologies Inc. | High temperature fuel cell power plant |
| WO2002045821A2 (en) | 2000-12-08 | 2002-06-13 | Questair Technologies Inc. | Methods and apparatuses for gas separation by pressure swing adsorption with partial gas product feed to fuel cell power source |
| CA2329475A1 (en) | 2000-12-11 | 2002-06-11 | Andrea Gibbs | Fast cycle psa with adsorbents sensitive to atmospheric humidity |
| EP1483035B1 (de) | 2002-03-14 | 2011-09-14 | QuestAir Technologies Inc. | Gastrennung durch eine kombination aus druckwechsel und verdrängungsspülung |
| JP2006505095A (ja) | 2002-03-14 | 2006-02-09 | クエストエアー テクノロジーズ インコーポレイテッド | 固体酸化物燃料電池用の水素リサイクル |
| US7285350B2 (en) | 2002-09-27 | 2007-10-23 | Questair Technologies Inc. | Enhanced solid oxide fuel cell systems |
| WO2004076017A2 (en) * | 2003-02-26 | 2004-09-10 | Questair Technologies Inc. | Hydrogen recycle for high temperature fuel cells |
| US7128776B2 (en) † | 2004-03-10 | 2006-10-31 | Air Products And Chemicals, Inc. | Periodic high temperature regeneration of thermal swing adsorption systems |
| US7189280B2 (en) | 2004-06-29 | 2007-03-13 | Questair Technologies Inc. | Adsorptive separation of gas streams |
| US7828877B2 (en) | 2004-11-05 | 2010-11-09 | Xebec Adsorption, Inc. | Separation of carbon dioxide from other gases |
| FR2880328B1 (fr) | 2005-01-06 | 2008-08-22 | L'air Liquide | Procede et systeme de verification du bon fonctionnement d'un equipement embarque de production d'oxygene pour aeronef |
| CA2702758C (en) * | 2007-11-12 | 2016-08-30 | Exxonmobil Upstream Research Company | Methods of generating and utilizing utility gas |
| US7785405B2 (en) * | 2008-03-27 | 2010-08-31 | Praxair Technology, Inc. | Systems and methods for gas separation using high-speed permanent magnet motors with centrifugal compressors |
| MY158840A (en) | 2008-04-30 | 2016-11-15 | Exxonmobil Upstream Res Co | Method and apparatus for removal of oil from utility gas stream |
| FR2933313B1 (fr) | 2008-07-03 | 2011-07-22 | Air Liquide | Traitement de gaz humide contenant des poussieres |
| FR2937258B1 (fr) | 2008-10-21 | 2011-05-20 | Air Liquide | Repressurisation d'un vsa traitant un melange gazeux comprenant un combustible |
| FR2952553B1 (fr) | 2009-11-19 | 2012-06-01 | Air Liquide | Procede de purification d'un flux gazeux mettant en oeuvre un contacteur a passages paralleles presentant une conservation de ses performances |
| US9067168B2 (en) | 2010-05-28 | 2015-06-30 | Exxonmobil Upstream Research Company | Integrated adsorber head and valve design and swing adsorption methods related thereto |
| TWI495501B (zh) | 2010-11-15 | 2015-08-11 | Exxonmobil Upstream Res Co | 動力分餾器及用於氣體混合物之分餾的循環法 |
| AU2012223486A1 (en) | 2011-03-01 | 2013-08-15 | Exxonmobil Upstream Research Company | Apparatus and systems having a rotary valve assembly and swing adsorption processes related thereto |
| US9358493B2 (en) | 2011-03-01 | 2016-06-07 | Exxonmobil Upstream Research Company | Apparatus and systems having an encased adsorbent contactor and swing adsorption processes related thereto |
| EA201391255A1 (ru) | 2011-03-01 | 2014-02-28 | Эксонмобил Апстрим Рисерч Компани | Устройства и системы, имеющие компактную конфигурацию многочисленных слоев для цикловой адсорбции, и связанные с этим способы |
| MY163007A (en) | 2011-03-01 | 2017-07-31 | Exxonmobil Upstream Res Co | Methods of removing contaminants from hydrocarbon stream by swing adsorption and related apparatus and systems |
| AU2012259377B2 (en) | 2011-03-01 | 2016-12-01 | Exxonmobil Upstream Research Company | Methods of removing contaminants from a hydrocarbon stream by swing adsorption and related apparatus and systems |
| US9352269B2 (en) | 2011-03-01 | 2016-05-31 | Exxonmobil Upstream Research Company | Apparatus and systems having a rotary valve assembly and swing adsorption processes related thereto |
| WO2012118757A1 (en) | 2011-03-01 | 2012-09-07 | Exxonmobil Upstream Research Company | Apparatus and systems having a reciprocating valve head assembly and swing adsorption processes related thereto |
| US9034078B2 (en) | 2012-09-05 | 2015-05-19 | Exxonmobil Upstream Research Company | Apparatus and systems having an adsorbent contactor and swing adsorption processes related thereto |
| DE102013217243A1 (de) * | 2013-08-29 | 2015-03-05 | Erhard Gmbh & Co. Kg | Absperrventil |
| CA3063636C (en) | 2014-07-25 | 2022-03-01 | Exxonmobil Upstream Research Company | Cyclical swing absorption process and system |
| SG10201912669TA (en) | 2014-11-11 | 2020-02-27 | Exxonmobil Upstream Res Co | High capacity structures and monoliths via paste imprinting |
| EP3229938A1 (de) | 2014-12-10 | 2017-10-18 | ExxonMobil Research and Engineering Company | Polymerfasern mit integriertem adsorbens in gepacktem bett und gewebeschütz sowie verfahren und vorrichtungen mit verwendung davon |
| EP3237091B1 (de) | 2014-12-23 | 2021-08-04 | ExxonMobil Upstream Research Company | Strukturierte adsorbierende betten und verfahren zur deren herstellung |
| SG11201707069QA (en) | 2015-05-15 | 2017-11-29 | Exxonmobil Upstream Res Co | Apparatus and system for swing adsorption processes related thereto comprising mid-bed purge systems |
| CA2979870C (en) | 2015-05-15 | 2019-12-03 | Exxonmobil Upstream Research Company | Apparatus and system for swing adsorption processes related thereto |
| CN107847851B (zh) | 2015-09-02 | 2021-05-18 | 埃克森美孚上游研究公司 | 使用脱甲烷塔顶部流作为清扫气体的变化吸附方法和系统 |
| US10124286B2 (en) | 2015-09-02 | 2018-11-13 | Exxonmobil Upstream Research Company | Apparatus and system for swing adsorption processes related thereto |
| US10322365B2 (en) | 2015-10-27 | 2019-06-18 | Exxonmobil Upstream Reseach Company | Apparatus and system for swing adsorption processes related thereto |
| EA201891029A1 (ru) | 2015-10-27 | 2018-10-31 | Эксонмобил Апстрим Рисерч Компани | Устройство и система для процессов короткоцикловой адсорбции, имеющие множество клапанов |
| KR102119378B1 (ko) | 2015-10-27 | 2020-06-08 | 엑손모빌 업스트림 리서치 캄파니 | 능동 제어식 공급물 포핏 밸브 및 수동 제어식 생성물 밸브를 갖는 관련 스윙 흡착 공정용 장치 및 시스템 |
| EP3377194A1 (de) | 2015-11-16 | 2018-09-26 | Exxonmobil Upstream Research Company | Adsorptionsmaterialien und verfahren zur adsorption von kohlenstoffdioxid |
| RU2714063C1 (ru) | 2016-03-18 | 2020-02-11 | Эксонмобил Апстрим Рисерч Компани | Устройство и система для осуществления процессов короткоцикловой адсорбции |
| FR3051374B1 (fr) * | 2016-05-18 | 2018-05-18 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procede de production d’oxygene de type vsa avec regeneration periodique |
| WO2017209860A1 (en) | 2016-05-31 | 2017-12-07 | Exxonmobil Upstream Research Company | Apparatus and system for swing adsorption processes |
| AU2017274289B2 (en) | 2016-05-31 | 2020-02-27 | Exxonmobil Upstream Research Company | Apparatus and system for swing adsorption processes |
| US10434458B2 (en) | 2016-08-31 | 2019-10-08 | Exxonmobil Upstream Research Company | Apparatus and system for swing adsorption processes related thereto |
| WO2018044501A1 (en) | 2016-09-01 | 2018-03-08 | Exxonmobil Upstream Research Company | Swing adsorption processes for removing water using 3a zeolite structures |
| US10328382B2 (en) | 2016-09-29 | 2019-06-25 | Exxonmobil Upstream Research Company | Apparatus and system for testing swing adsorption processes |
| JP7021227B2 (ja) | 2016-12-21 | 2022-02-16 | エクソンモービル アップストリーム リサーチ カンパニー | 活性材料を有する自己支持構造 |
| AU2017379685B2 (en) | 2016-12-21 | 2020-03-12 | Exxonmobil Upstream Research Company | Self-supporting structures having foam-geometry structure and active materials |
| WO2019147516A1 (en) | 2018-01-24 | 2019-08-01 | Exxonmobil Upstream Research Company | Apparatus and system for temperature swing adsorption |
| EP3758828A1 (de) | 2018-02-28 | 2021-01-06 | ExxonMobil Upstream Research Company | Vorrichtung und system für wechseladsorptionsprozesse |
| US11318410B2 (en) | 2018-12-21 | 2022-05-03 | Exxonmobil Upstream Research Company | Flow modulation systems, apparatus, and methods for cyclical swing adsorption |
| WO2020222932A1 (en) | 2019-04-30 | 2020-11-05 | Exxonmobil Upstream Research Company | Rapid cycle adsorbent bed |
| WO2021071755A1 (en) | 2019-10-07 | 2021-04-15 | Exxonmobil Upstream Research Company | Adsorption processes and systems utilizing step lift control of hydraulically actuated poppet valves |
| EP4045173A1 (de) | 2019-10-16 | 2022-08-24 | Exxonmobil Upstream Research Company (EMHC-N1-4A-607) | Verfahren zur entwässerung mit kationischem zeolith rho |
| CN115325201B (zh) * | 2022-09-13 | 2024-06-07 | 正茂阀门有限公司 | 智能型高压氢用阀门 |
| JP2024116771A (ja) * | 2023-02-16 | 2024-08-28 | 日鉄エンジニアリング株式会社 | 酸素濃縮装置 |
| JP7777164B2 (ja) * | 2024-03-25 | 2025-11-27 | 本田技研工業株式会社 | ガス回収装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US334431A (en) * | 1886-01-19 | Valve | ||
| US3043324A (en) * | 1960-07-08 | 1962-07-10 | Honeywell Regulator Co | Flow valve |
| US3474816A (en) * | 1967-07-25 | 1969-10-28 | Lif O Gen Inc | Purgeable gas pressure regulators |
| US4253483A (en) * | 1978-07-12 | 1981-03-03 | Barron Industries, Inc. | Movable blade damper |
| JPS55145873A (en) * | 1979-04-26 | 1980-11-13 | Power Reactor & Nuclear Fuel Dev Corp | Bellows seal valve |
| DE3912350C1 (de) * | 1989-04-14 | 1990-07-12 | Durametallic Corp., Kalamazoo, Mich., Us, Niederlassung Durametallic Deutschland, 6072 Dreieich, De | |
| ES2089202T3 (es) * | 1990-03-02 | 1996-10-01 | Air Liquide | Procedimiento de produccion de oxigeno mediante separacion de aire por adsorcion. |
| GB9724168D0 (en) * | 1997-11-14 | 1998-01-14 | Air Prod & Chem | Gas control device and method of supplying gas |
| FR2777626B1 (fr) * | 1998-04-21 | 2000-05-26 | Defontaine | Vanne a clapets et membrane gonflable |
| FR2782020B1 (fr) * | 1998-08-04 | 2000-09-15 | Air Liquide | Procede de separation par adsorption modulee en pression d'un melange de gaz et installation pour sa mise en oeuvre |
-
1999
- 1999-10-28 FR FR9913517A patent/FR2800297B1/fr not_active Expired - Fee Related
-
2000
- 2000-09-25 DE DE60033108T patent/DE60033108T2/de not_active Expired - Lifetime
- 2000-09-25 AT AT00402649T patent/ATE352363T1/de not_active IP Right Cessation
- 2000-09-25 EP EP00402649A patent/EP1095689B1/de not_active Expired - Lifetime
- 2000-09-25 ES ES00402649T patent/ES2280183T3/es not_active Expired - Lifetime
- 2000-10-26 US US09/695,855 patent/US6517609B1/en not_active Expired - Lifetime
- 2000-10-27 JP JP2000329307A patent/JP2001187310A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2800297B1 (fr) | 2001-12-28 |
| EP1095689B1 (de) | 2007-01-24 |
| DE60033108D1 (de) | 2007-03-15 |
| DE60033108T2 (de) | 2007-11-15 |
| ES2280183T3 (es) | 2007-09-16 |
| US6517609B1 (en) | 2003-02-11 |
| FR2800297A1 (fr) | 2001-05-04 |
| JP2001187310A (ja) | 2001-07-10 |
| EP1095689A1 (de) | 2001-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |