GB1259303A - - Google Patents
Info
- Publication number
- GB1259303A GB1259303A GB1259303DA GB1259303A GB 1259303 A GB1259303 A GB 1259303A GB 1259303D A GB1259303D A GB 1259303DA GB 1259303 A GB1259303 A GB 1259303A
- Authority
- GB
- United Kingdom
- Prior art keywords
- apertures
- copolymer
- recesses
- etchable
- sheet
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70236668A | 1968-02-01 | 1968-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1259303A true GB1259303A (de) | 1972-01-05 |
Family
ID=24820935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1259303D Expired GB1259303A (de) | 1968-02-01 | 1969-01-23 |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS523987B1 (de) |
DE (1) | DE1904701A1 (de) |
ES (2) | ES362797A1 (de) |
FR (1) | FR2001102A1 (de) |
GB (1) | GB1259303A (de) |
NL (1) | NL6901467A (de) |
SE (1) | SE364214B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9708453B2 (en) | 2013-03-27 | 2017-07-18 | Nitto Denko Corporation | Method for producing porous polymer film and porous polymer film |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5676206A (en) * | 1979-11-26 | 1981-06-23 | Sekisui Chem Co Ltd | Filter |
US20150065597A1 (en) | 2012-03-30 | 2015-03-05 | Nitto Denko Corporation | Method for producing porous polymer film and porous polymer film |
JP2014189654A (ja) | 2013-03-27 | 2014-10-06 | Nitto Denko Corp | 多孔性高分子フィルムの製造方法 |
-
1968
- 1968-12-27 SE SE1789168A patent/SE364214B/xx unknown
-
1969
- 1969-01-23 GB GB1259303D patent/GB1259303A/en not_active Expired
- 1969-01-29 FR FR6901733A patent/FR2001102A1/fr not_active Withdrawn
- 1969-01-29 NL NL6901467A patent/NL6901467A/xx unknown
- 1969-01-31 DE DE19691904701 patent/DE1904701A1/de active Pending
- 1969-02-01 JP JP707469A patent/JPS523987B1/ja active Pending
- 1969-07-22 ES ES362797A patent/ES362797A1/es not_active Expired
-
1970
- 1970-06-12 ES ES380690A patent/ES380690A1/es not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9708453B2 (en) | 2013-03-27 | 2017-07-18 | Nitto Denko Corporation | Method for producing porous polymer film and porous polymer film |
Also Published As
Publication number | Publication date |
---|---|
ES380690A1 (es) | 1972-10-16 |
NL6901467A (de) | 1969-08-05 |
FR2001102A1 (de) | 1969-09-26 |
ES362797A1 (es) | 1971-02-16 |
JPS523987B1 (de) | 1977-01-31 |
DE1904701A1 (de) | 1969-09-11 |
SE364214B (de) | 1974-02-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1327676A (en) | Track-registration process | |
CA1025598A (en) | High performance ion exchange composition and the removal and separation of ions therewith | |
CA932920A (en) | Low density composite polymer film and method of producing | |
GB1259303A (de) | ||
CA1008801A (en) | Electrolyte cell and process for the manufacture of oxyhalogens | |
CA960007A (en) | Storage cathode and method of its manufacturing | |
JPS5217198A (en) | Vacuum container for nuclear fission device | |
DE3063086D1 (en) | Process for the production of potassium hydroxide in an electrolytic membrane cell and potassium hydroxide obtained thereby | |
JPS5589904A (en) | Disc reproduction stylus | |
JPS55104483A (en) | Ion etching method | |
CA811128A (en) | Ion exchange membrane electrode and method of forming | |
JPS5337788A (en) | Preparation of styrene polymer particle | |
JPS549130A (en) | Method of regenerating copper etching electrolyte | |
CA961598A (en) | Complex acrylate esters containing carbonate linkages and the method of preparing them | |
GB1422647A (en) | Magnetic separators | |
JPS5347264A (en) | Electrode assembling device for cathode-ray tube | |
JPS52140061A (en) | Magnetic separator | |
VARMA et al. | Dependence of anti W on the charge of heavy ions(energy requirements for pair production) | |
AU420499B2 (en) | Continuous process for manufacturing microporous battery separators and battery separators made thereby | |
AU5161669A (en) | Continuous process for manufacturing microporous battery separators and battery separators made thereby | |
GB1240767A (en) | Track registration process | |
JPS527069A (en) | Porous body | |
AU8319275A (en) | Removal of uranium contained in diolefin polymers | |
CA840239A (en) | Method of removing in a continuous process gaseous and solid constituents from liquid fibre suspensions | |
ZA764051B (en) | An acylation process for the preparation of phenolic n-disubstituted carbamate esters,and ion pair solutions for use in the process |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |