Archived posting to the Leica Users Group, 2005/07/29

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Subject: [Leica] Kindrid Spirits
From: jblack at ambio.net (John Black)
Date: Fri Jul 29 09:43:00 2005
References: <BAY21-F32B631F43EA7B0CCC55959ADCC0@phx.gbl><01d501c593b6$c7fffae0$2501a8c0@chartertn.net> <42E96DD5.152BE635@hale-pohaku.com>

>
> My understanding of patents is that you can use the invention for personal
> use, just don't sell/give it away.
>
> Only useful, IMO, if Xtol goes out of production.
>

True enough, but definitely NOT original ;-)

FWIW, I routinely use a modified form of Xtol formula that is homemade using
phenidone instead of dimezone-S and Tris-borate instead of metaborate.  If
Xtol goes away, I'll still be ok.

Details available if your interested.

JB




> John Black wrote:
>
> > >
> > > If you want DEVELOPER, this is what you should be using, it's my own
> > > recipie:
> > >
> > > Water heated to twenty five degrees D 750 mL
> > > Ascorbic acid 11 grams
> > > Sodium metabisulfite 3,5 grams
> > > Sodium metaborate 4.75 grams
> > > Sodium sulfite anhyd. 60 grams
> > > Citric acid 2 grams
> > > Phenidone 0.15 gm
> > > Add enough water to make one lieter
> > >
> > > George
> >
> > That's NOT your recipe Kyle, that's Xtol from the patent filing.
> >
> > Nice try..
>
>
>
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In reply to: Message from leicaphotogod at hotmail.com (george karvman) ([Leica] Kindrid Spirits)
Message from jblack at ambio.net (John Black) ([Leica] Kindrid Spirits)
Message from dennis at hale-pohaku.com (Dennis Painter) ([Leica] Kindrid Spirits)