Patents for C23F 1 - Etching metallic material by chemical means (16,062)
05/1996
05/21/1996US5518131 Etching molydbenum with ferric sulfate and ferric ammonium sulfate
05/17/1996WO1996014640A1 Decontamination processes
05/15/1996EP0711454A1 Method for forming solder bumps
05/14/1996US5515984 Method for etching PT film
05/08/1996EP0711029A2 Microstructure and method of forming the same
05/08/1996EP0710161A1 Post treatment of a coated substrate with a gas containing excited halogen to remove residues
05/08/1996EP0609342B1 Composition for stabilizing inorganic peroxide solutions
05/08/1996CN1031747C Special steel matrix intaglio etching solution for electronic transfer printing machine
05/07/1996US5514154 Expandable stents
05/07/1996US5513766 Aluminum etching
05/01/1996CN1121539A Aluminium soaking processing
04/1996
04/30/1996US5512201 Solder and tin stripper composition
04/30/1996US5512154 Apparatus for selectively electroplating apertured metal or metallized products
04/24/1996EP0578710B1 Process for cleaning a photographic process device
04/23/1996US5510216 Using ligatrig material, electroless metallization catalysts and electroless plating solution
04/23/1996US5509974 Etch control seal for dissolved wafer process
04/17/1996EP0706678A1 Method of photolithographically producing a copper pattern on a plate of an electrically insulating material
04/17/1996EP0706582A1 Improved compositions and methods for polishing
04/16/1996US5508229 Method for forming solder bumps in semiconductor devices
04/16/1996US5507815 Bone implant
04/10/1996CN1120077A Agent for surface processing of copper and copper alloy
04/09/1996US5505872 Solder stripper recycle and reuse
04/09/1996US5505320 Method employing laser ablating for providing a pattern on a substrate
04/09/1996CA2037941C Engineered textures for all stands and stages of rolling
03/1996
03/27/1996EP0702806A1 Method of photolithographically metallizing at least the inside of holes arranged in accordance with a pattern in a plate of an electrically insulating material
03/26/1996US5502251 Mold release agents, paints and lacquers for levelling and adhesion
03/26/1996US5501735 Apparatus for processing printed circuit board substrates
03/26/1996US5501350 Forming photoresist layer on a copper layer black-oxide treated by alkaline oxidizer and finely surface roughened by acid treatment
03/26/1996CA1338186C Circuit board material and electroplating bath for the production thereof
03/20/1996EP0702269A1 Process for producing a cutting die
03/20/1996EP0701908A2 Aluminum support for planographic printing plate, its production and roughening aluminum support
03/19/1996US5500073 Semiconductor wafers, electrodes in etch bath but not contacting wafers, monitoring impedance, capacitance, resistance, etc
03/19/1996US5499733 Optical techniques of measuring endpoint during the processing of material layers in an optically hostile environment
03/13/1996EP0701276A2 Process for etching the backside of a semiconductor wafer coated with silicum dioxide with gaseous hydrogen fluoride
03/13/1996EP0701274A1 Dry method for cleaning semiconductor substrate
03/13/1996EP0700524A1 Process for producing surface micromechanical structures
03/13/1996CN1118517A Process for treating semiconductor material with an acid-containing fluid
03/05/1996US5496485 Etching compositions
02/1996
02/28/1996EP0698282A1 Method for semiconductor processing using mixtures of hf and carboxylic acid
02/28/1996CN1117531A Liquid for corroding copper and copper alloy
02/22/1996WO1996005612A1 A fine pitch lead frame and method for manufacturing same
02/21/1996EP0697715A1 UV-enhanced dry stripping of silicon nitride films
02/21/1996CN1117090A Agent for surface processing of copper and copper alloy
02/20/1996US5492597 Removing exposed parts of tungsten silicide films by reaction with nitrogen trifluoride plasma when making semiconductors
02/20/1996US5492566 Support for disk-shaped articles using the Bernoulli principle
02/14/1996EP0696651A1 Etching solution for copper or copper alloy
02/13/1996US5491282 Apparatus and method for neutralizing a contaminated heating element
02/07/1996EP0695833A1 Process for reducing lead leachate in brass plumbing components
02/06/1996CA2091909C Fluid treatment apparatus and method
01/1996
01/30/1996US5487933 Synthetic nonwoven porous mesh for tissues with troughs and apertures
01/23/1996CA1337979C Method of making electrically conductive patterns
01/16/1996US5484074 Method for manufacturing a shadow mask
01/16/1996US5483984 Fluid treatment apparatus and method
01/04/1996WO1996000385A1 The production of electrodes for electrochemical sensing
01/04/1996WO1996000315A1 Chemical milling apparatus and method
01/04/1996CA2193998A1 Chemical milling apparatus and method
01/04/1996CA2193350A1 The production of electrodes for electrochemical sensing
01/03/1996EP0690489A2 Method and apparatus for contactless real-time in-situ monitoring of a chemical etching process
01/03/1996EP0690488A2 Real time measurement of etch rate during a chemical etching process
01/02/1996US5480511 By change in electrical characteristics between two toroidal windings comprising a generator and a detector disposed in wet etchant
01/02/1996US5480049 Method for making a fiber probe device having multiple diameters
12/1995
12/26/1995US5478776 Process for fabricating integrated circuit containing shallow junction using dopant source containing organic polymer or ammonium silicate
12/21/1995WO1995034697A2 Process for selectively applying a finishing layer and one of tin or tin/lead alloy to metal or metallized articles
12/20/1995EP0688045A1 Cleaning method
12/20/1995EP0687751A1 Selective etching of TiW for C4 fabrication
12/20/1995CN1030533C Method and apparatus for detaching tips from tool shank by immersion process
12/19/1995US5476606 Compositions and methods for polishing
12/12/1995US5474956 Curing and patterning the thin layer of polyimide dielectric
12/07/1995DE4419683A1 Bipolar filter press cell for anodic oxidn. without corrodable or costly composite anode
12/06/1995CN1112950A Chemical reducing solution for copper oxide
12/05/1995US5472562 Method of etching silicon nitride
11/1995
11/30/1995WO1995032521A1 Method for forming solder bumps
11/22/1995CN1112168A Apparatus, and corresponding method, for chemically etching substrates
11/21/1995US5468597 Selective metallization process
11/21/1995US5468409 Aqueous cupric chloride saline solution; accuracy; printed circuits; radar
11/16/1995DE4416747A1 Wet treating of objects
11/15/1995EP0682364A1 Method for manufacturing a nonvolatile semiconductor memory device
11/15/1995CN1111682A Process for treating waste liquid in surface treatment of aluminum materials
11/14/1995US5466966 Lead frame with leads projecting alternately from opposite sides of a lead frame block
11/14/1995US5466359 Method of manufacturing microwave tube collector
11/09/1995WO1995030178A1 Method of photolithographically producing a copper pattern on a plate of an electrically insulating material
11/09/1995DE19514479A1 Appts. for etching circuit boards
11/08/1995EP0681318A1 Process for treating a semiconducting material with an acid containing liquid
11/08/1995EP0680351A1 Flexible tubular device for use in medical applications
11/07/1995US5465154 Optical monitoring of growth and etch rate of materials
11/07/1995US5464500 Lamination
10/1995
10/31/1995US5462640 Etching solution
10/31/1995US5462638 Selective etching of TiW for C4 fabrication
10/26/1995DE19514413A1 Neue oberflachenaktive Mittel New surface-active agents
10/25/1995EP0678905A2 Etch control seal for dissolved wafer micromachining process
10/24/1995US5460687 Anisotropic liquid phase photochemical etch
10/19/1995WO1995027924A1 Method of photolithographically metallizing at least the inside of holes arranged in accordance with a pattern in a plate of an electrically insulating material
10/18/1995EP0677870A2 Controlled etching of oxides via gas phase reactions
10/17/1995US5458762 Electrolyzer and method of operating same
10/11/1995EP0676912A2 Apparatus, and corresponding method, for chemically etching substrates
10/11/1995EP0676772A1 X-ray windows
10/10/1995US5456723 A screw having a rough porous surface by treating with a reducing acid for improving the bonding with the bones
10/03/1995US5455100 Porous articles and methods for producing same
10/03/1995US5454905 Method for manufacturing fine pitch lead frame
10/03/1995US5454902 Production of clean, well-ordered CdTe surfaces using laser ablation